Analysis Overview
SHA256
2882cbed0fb11c95d01b487a85338f4ec25fd44fc3f0936d68af4832d1be9a54
Threat Level: Known bad
The file ransom.zip was found to be: Known bad.
Malicious Activity Summary
Blackmatter family
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
Lockbit family
Renames multiple (370) files with added filename extension
Renames multiple (278) files with added filename extension
Renames multiple (644) files with added filename extension
Executes dropped EXE
Loads dropped DLL
Deletes itself
Reads user/profile data of web browsers
Checks computer location settings
Indicator Removal: File Deletion
Drops desktop.ini file(s)
Drops file in System32 directory
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious behavior: EnumeratesProcesses
Modifies Control Panel
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious behavior: RenamesItself
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-25 01:10
Signatures
Blackmatter family
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20241010-en
Max time kernel
12s
Max time network
19s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
Suspicious behavior: CmdExeWriteProcessMemorySpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\ransom\Build.bat"
C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe
keygen -path C:\Users\Admin\AppData\Local\Temp\ransom\Build -pubkey pub.key -privkey priv.key
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type dec -privkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\priv.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -exe -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -exe -pass -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -dll -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32.dll
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -dll -pass -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32_pass.dll
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -ref -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_ReflectiveDll_DllMain.dll
Network
Files
C:\Users\Admin\AppData\Local\Temp\ransom\Build\priv.key
| MD5 | 7394c82605c05303014951ffd2a09c56 |
| SHA1 | c97c1a435a6498d9c22a6e55551b2e6843645c5f |
| SHA256 | 657399280a211394f0e7789680b88e428a999458fb8d29494648fe1805ad198d |
| SHA512 | 0364817ded401c16e193c6c72b1d73e2e1e07aac300b009b895109f4fb988958818d6949a18e9a697385624b8b7f21e953b73559e85ca1b8258eac5784f3bc61 |
C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key
| MD5 | 0a890fa1564a45b37d9580836d476469 |
| SHA1 | 11ad6073ea0804e628603cb65d5b60d7ab3820ec |
| SHA256 | c5f3810ec58ea47aca34c246ced34ff0b70dbd87dc86c0dde081981b9e8ba47c |
| SHA512 | fb831654bcd3bf3d066c075184d73e652973098aae741da561e10b57ad8de704ba97059f50e4c599fd9366bf527aa820ccb3044d1a0fda09e963be86911fa3ad |
Analysis: behavioral6
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
157s
Command Line
Signatures
Reads user/profile data of web browsers
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral9
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20240903-en
Max time kernel
117s
Max time network
119s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 2004 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32.dll,#1
Network
Files
Analysis: behavioral12
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
139s
Command Line
Signatures
Lockbit
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3656 wrote to memory of 5056 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3656 wrote to memory of 5056 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3656 wrote to memory of 5056 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32_pass.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32_pass.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/5056-0-0x0000000010000000-0x0000000010027000-memory.dmp
Analysis: behavioral14
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
140s
Command Line
Signatures
Lockbit
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2016 -ip 2016
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 264
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 68.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/2016-0-0x0000000000400000-0x0000000000427000-memory.dmp
memory/2016-1-0x0000000000400000-0x0000000000427000-memory.dmp
Analysis: behavioral18
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
143s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
143s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\ransom\Build.bat"
C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe
keygen -path C:\Users\Admin\AppData\Local\Temp\ransom\Build -pubkey pub.key -privkey priv.key
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type dec -privkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\priv.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -exe -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -exe -pass -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -dll -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32.dll
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -dll -pass -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32_pass.dll
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
builder -type enc -ref -pubkey C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_ReflectiveDll_DllMain.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\ransom\Build\priv.key
| MD5 | 836cbc1c4dad9ffd4abdb27ed98d57f7 |
| SHA1 | b84dfb08cc0a70e34360bf518ca3be002dabe8cb |
| SHA256 | 679e662ae76cf37058561fe2b5353b7eb1a0156ea26542630aeafba5740a6415 |
| SHA512 | 54334d7a604942b86961ddb3c93081211f4f870607019e84b185d0a15359e0f7f6271db5045cdd9466c6737042a61c5b1727fae12a6aad447a955f9c5f9316cc |
C:\Users\Admin\AppData\Local\Temp\ransom\Build\pub.key
| MD5 | dd4d23840e3a9fc3f8dfad3051bbe60f |
| SHA1 | 41135caa32932400b6475f840a3c79eac1ce433e |
| SHA256 | 3c551ac76f0dc38546d1045d3afbd4ebca5d82d452ff1160741459d76d0248b6 |
| SHA512 | b3f71b68c41968cf4ccab106a6e4c7346086ed140234bedbfb9355e3c8d36328f3786cf74f7833019e401032931ecb40a6b0ab9ae93878d1ca98f1bcf3760ab6 |
Analysis: behavioral4
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Renames multiple (644) files with added filename extension
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation | C:\ProgramData\F7EE.tmp | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-2045521122-590294423-3465680274-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-2045521122-590294423-3465680274-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\spool\PRINTERS\PP_g0wch1cvsb6mw21ot1gv678d.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\00002.SPL | C:\Windows\splwow64.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PPgu7wj58vdjiait2q2grt7m0gc.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PPf1wegatf3az8h4dnx8uefcg3.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\BNzPckH0e.bmp" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\BNzPckH0e.bmp" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\F7EE.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e\ = "BNzPckH0e" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon\ = "C:\\ProgramData\\BNzPckH0e.ico" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
| N/A | N/A | C:\ProgramData\F7EE.tmp | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
C:\Windows\system32\printfilterpipelinesvc.exe
C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{495F6490-D799-4AD2-9889-75CFB19337A9}.xps" 133769706805470000
C:\ProgramData\F7EE.tmp
"C:\ProgramData\F7EE.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\F7EE.tmp >> NUL
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| IE | 52.109.76.243:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 243.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.173.189.20.in-addr.arpa | udp |
Files
memory/5044-0-0x00000000028F0000-0x0000000002900000-memory.dmp
memory/5044-2-0x00000000028F0000-0x0000000002900000-memory.dmp
memory/5044-1-0x00000000028F0000-0x0000000002900000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-2045521122-590294423-3465680274-1000\KKKKKKKKKKK
| MD5 | 9b3c31a8949f5c82ac5073fc31de9101 |
| SHA1 | 0b3747de63da3f854eb3d6bd1dba4b21b3573aa4 |
| SHA256 | 89648f10bab3d6834cd277c398dce474174c47f97bf8749d41bfbc7c9e06a6e2 |
| SHA512 | a21277bfdd50ca31d1cf1d8d37e89c16248db48f3188da4171b5910bf73ddb2937c6999db74be04cf87f15a6cf900b54fb27a285574449ed0bea6a53bc909938 |
F:\$RECYCLE.BIN\S-1-5-21-2045521122-590294423-3465680274-1000\DDDDDDDDDDD
| MD5 | 7443e897a8d5b4a03f8b066c5f8d0be4 |
| SHA1 | b14e87791e206bd59bf369e787bad49d2b56e053 |
| SHA256 | 8f5f9bf99b3468090ebab7f5077efa931e24c43cd53d229ef86b7e9d7734ce0e |
| SHA512 | 0747b8a08b9f274d3354f0b759821d907849e4024ce8cba9f3ceb978774b1d6b5283c8a2cd7a4ccc8c9f7639c157e17c39c0dff839bd985d05064fc0dea4047c |
C:\BNzPckH0e.README.txt
| MD5 | eaebdbc14b3c2ecdcec757fc361f5589 |
| SHA1 | 02ec5589c9f3c671c464671faaf1b8343d849490 |
| SHA256 | 0f037f3ac40aa8e999e3394d3741594b3410581f89eb467863e0ff30fa2417da |
| SHA512 | 14f5876fd27dbff0784e851e1c2fe4c68f70dc3b0cc2e95f10ab28bc872f90e82bb590f441379b73579c54680132a6961d216b9c18cd9648f9a45d4a72db660f |
memory/5044-2984-0x00000000028F0000-0x0000000002900000-memory.dmp
memory/5044-2983-0x00000000028F0000-0x0000000002900000-memory.dmp
memory/5044-2982-0x00000000028F0000-0x0000000002900000-memory.dmp
C:\ProgramData\F7EE.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/4744-3000-0x00007FF845D30000-0x00007FF845D40000-memory.dmp
memory/4744-3002-0x00007FF845D30000-0x00007FF845D40000-memory.dmp
memory/4744-3003-0x00007FF845D30000-0x00007FF845D40000-memory.dmp
memory/4744-3001-0x00007FF845D30000-0x00007FF845D40000-memory.dmp
memory/4744-3004-0x00007FF845D30000-0x00007FF845D40000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ransom\Build\DDDDDDD
| MD5 | 92444549eafc41f7eccab5004a5ded3d |
| SHA1 | 7610633764c9165526b9f79419cbc6e51348fd8b |
| SHA256 | 6a5d41451302c7f8d556a712c2a07921ad548d9115cc61feba51c3098ec3d4e2 |
| SHA512 | 647a1d051b8d7da14772ccf2aefa595e1536f613491b6048133e58bebff13b63ec03b53e5fc8d4059dbd06321ee7404e6223738c8f72a02c6f93a27d63cab853 |
memory/4744-3033-0x00007FF843660000-0x00007FF843670000-memory.dmp
memory/4744-3034-0x00007FF843660000-0x00007FF843670000-memory.dmp
C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
| MD5 | c2e4d23d1575ad62d11875d6e58d9813 |
| SHA1 | 851e56817200fde5a4721ab1894c85238f8aff9b |
| SHA256 | fae7dac3b33afa8338b61c37759a8fd21c4e8f7cb03be7f40611a5b318208e2d |
| SHA512 | fe05ec86c2f95beb5e6c7fa63f6a421fa9fb4c5b191225e9b05ceefba5b1419b22f34cbbc72bbd10aa64e17eb4606d4f1d7221ef22b138da1963f4ea3100a4c5 |
Analysis: behavioral5
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20240903-en
Max time kernel
149s
Max time network
123s
Command Line
Signatures
Reads user/profile data of web browsers
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3Decryptor.exe"
Network
Files
Analysis: behavioral10
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
154s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3900 wrote to memory of 1488 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3900 wrote to memory of 1488 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3900 wrote to memory of 1488 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.208.201.84.in-addr.arpa | udp |
Files
Analysis: behavioral16
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
142s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.190.18.2.in-addr.arpa | udp |
Files
Analysis: behavioral17
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20241010-en
Max time kernel
118s
Max time network
125s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\keygen.exe"
Network
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20240729-en
Max time kernel
117s
Max time network
122s
Command Line
Signatures
Renames multiple (370) files with added filename extension
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Indicator Removal: File Deletion
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\BNzPckH0e.bmp" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\BNzPckH0e.bmp" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\E678.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies Control Panel
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon\ = "C:\\ProgramData\\BNzPckH0e.ico" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e\ = "BNzPckH0e" | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
| N/A | N/A | C:\ProgramData\E678.tmp | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 304 wrote to memory of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | C:\ProgramData\E678.tmp |
| PID 304 wrote to memory of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | C:\ProgramData\E678.tmp |
| PID 304 wrote to memory of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | C:\ProgramData\E678.tmp |
| PID 304 wrote to memory of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | C:\ProgramData\E678.tmp |
| PID 304 wrote to memory of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe | C:\ProgramData\E678.tmp |
| PID 2124 wrote to memory of 2136 | N/A | C:\ProgramData\E678.tmp | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 2136 | N/A | C:\ProgramData\E678.tmp | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 2136 | N/A | C:\ProgramData\E678.tmp | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 2136 | N/A | C:\ProgramData\E678.tmp | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3.exe"
C:\ProgramData\E678.tmp
"C:\ProgramData\E678.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\E678.tmp >> NUL
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x14c
Network
Files
memory/304-0-0x0000000000D50000-0x0000000000D90000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini
| MD5 | fb049ce8b0ba1b0980ab771688d2b88e |
| SHA1 | 3bda751c709cf6ce3c650b347a24b4f6e3b0a226 |
| SHA256 | ea008df100f89e5638bd312038a039d28c3647a1791a8961fc0b4b7c299de637 |
| SHA512 | 46c86a4cc06e1f6946edad4eebeca73e27e5380557098e04ac327586bead64a235d21f29965aa88841ce083ba20a324f11bfcbd052fe6aa0bf0c4eea8b2dfc1d |
F:\$RECYCLE.BIN\S-1-5-21-2703099537-420551529-3771253338-1000\DDDDDDDDDDD
| MD5 | 49192a1339cfb45274f014c35683a130 |
| SHA1 | 20e663ff9eafca460fd17ce4ebb6d057e7e8a4ed |
| SHA256 | 74f9bce0ced316c5d0db8f706f5eabff7d8e149b4e0662aa3e0c626923a92e27 |
| SHA512 | 69275db05aa9bc781c2506bc0838914fb7c2775a529f47df46c8bf2883035a3131826aa8018fc9d52131150818016130c1c573c51871d9979c23120c16c2bdf2 |
C:\BNzPckH0e.README.txt
| MD5 | eaebdbc14b3c2ecdcec757fc361f5589 |
| SHA1 | 02ec5589c9f3c671c464671faaf1b8343d849490 |
| SHA256 | 0f037f3ac40aa8e999e3394d3741594b3410581f89eb467863e0ff30fa2417da |
| SHA512 | 14f5876fd27dbff0784e851e1c2fe4c68f70dc3b0cc2e95f10ab28bc872f90e82bb590f441379b73579c54680132a6961d216b9c18cd9648f9a45d4a72db660f |
\ProgramData\E678.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/2124-897-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
memory/2124-901-0x000000007EF20000-0x000000007EF21000-memory.dmp
memory/2124-900-0x000000007EF80000-0x000000007EF81000-memory.dmp
memory/2124-899-0x00000000022B0000-0x00000000022F0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ransom\Build\DDDDDDD
| MD5 | fb22a0f860407ecbd974c4482da71d24 |
| SHA1 | 6f15450b5d506aeb513eda7aa291346d82186a76 |
| SHA256 | 098a689b9c056f5e2d875d93988b9a38dee7d8f0c17b20a067570ada457b33fa |
| SHA512 | fe62eb777f86dd9dc96f3972437904f6fd3b2d2620a97e2ba6334a43e9d3ff252100bcbb779135004e354e465c98abb76cd8f3a8bc49a21b8931845242026b07 |
memory/2124-931-0x000000007EF60000-0x000000007EF61000-memory.dmp
memory/2124-930-0x000000007EF40000-0x000000007EF41000-memory.dmp
Analysis: behavioral7
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20241010-en
Max time kernel
72s
Max time network
19s
Command Line
Signatures
Renames multiple (278) files with added filename extension
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Reads user/profile data of web browsers
Indicator Removal: File Deletion
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\BE21.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e\ = "BNzPckH0e" | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon\ = "C:\\ProgramData\\BNzPckH0e.ico" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
| N/A | N/A | C:\ProgramData\BE21.tmp | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeAssignPrimaryTokenPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeImpersonatePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_ReflectiveDll_DllMain.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_ReflectiveDll_DllMain.dll,#1
C:\ProgramData\BE21.tmp
"C:\ProgramData\BE21.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\BE21.tmp >> NUL
Network
Files
memory/2044-0-0x0000000001DF0000-0x0000000001E30000-memory.dmp
C:\BNzPckH0e.README.txt
| MD5 | eaebdbc14b3c2ecdcec757fc361f5589 |
| SHA1 | 02ec5589c9f3c671c464671faaf1b8343d849490 |
| SHA256 | 0f037f3ac40aa8e999e3394d3741594b3410581f89eb467863e0ff30fa2417da |
| SHA512 | 14f5876fd27dbff0784e851e1c2fe4c68f70dc3b0cc2e95f10ab28bc872f90e82bb590f441379b73579c54680132a6961d216b9c18cd9648f9a45d4a72db660f |
memory/2044-588-0x0000000003D50000-0x0000000003D90000-memory.dmp
\ProgramData\BE21.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/1752-615-0x000000007EF20000-0x000000007EF21000-memory.dmp
memory/1752-614-0x000000007EF80000-0x000000007EF81000-memory.dmp
memory/1752-613-0x0000000000230000-0x0000000000270000-memory.dmp
memory/1752-612-0x0000000000230000-0x0000000000270000-memory.dmp
memory/1752-611-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
memory/2044-616-0x0000000001DF0000-0x0000000001E30000-memory.dmp
memory/2044-617-0x0000000003D50000-0x0000000003D90000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ransom\Build\DDDDDDDDDDDDDDDDDDDDDDDDDDDDD
| MD5 | a0a732e25c64a2826bec452b47fd6544 |
| SHA1 | 820ba8431a81824ae28551c105767ee20fafb50c |
| SHA256 | 42d0bc63b6055bb6e33bfbe1cbee512548be17309923202793bc33d550c5b46d |
| SHA512 | 53abd6c9377eeb505ead6b6a062889beb45f0d12940c791f6efc9ae2cdf58a320cc66aa29d0c59ef44cdb0f1c9e6756785bb19cf9b4766d5ee5f562139b37df8 |
memory/1752-647-0x000000007EF60000-0x000000007EF61000-memory.dmp
memory/1752-646-0x000000007EF40000-0x000000007EF41000-memory.dmp
Analysis: behavioral8
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
155s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation | C:\ProgramData\A400.tmp | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
Indicator Removal: File Deletion
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\A400.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.BNzPckH0e\ = "BNzPckH0e" | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\BNzPckH0e\DefaultIcon\ = "C:\\ProgramData\\BNzPckH0e.ico" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
| N/A | N/A | C:\ProgramData\A400.tmp | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeAssignPrimaryTokenPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeImpersonatePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeAssignPrimaryTokenPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeImpersonatePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4320 wrote to memory of 4780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4320 wrote to memory of 4780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4320 wrote to memory of 4780 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4780 wrote to memory of 3124 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\ProgramData\A400.tmp |
| PID 4780 wrote to memory of 3124 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\ProgramData\A400.tmp |
| PID 4780 wrote to memory of 3124 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\ProgramData\A400.tmp |
| PID 4780 wrote to memory of 3124 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\ProgramData\A400.tmp |
| PID 3124 wrote to memory of 2324 | N/A | C:\ProgramData\A400.tmp | C:\Windows\SysWOW64\cmd.exe |
| PID 3124 wrote to memory of 2324 | N/A | C:\ProgramData\A400.tmp | C:\Windows\SysWOW64\cmd.exe |
| PID 3124 wrote to memory of 2324 | N/A | C:\ProgramData\A400.tmp | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_ReflectiveDll_DllMain.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_ReflectiveDll_DllMain.dll,#1
C:\ProgramData\A400.tmp
"C:\ProgramData\A400.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\A400.tmp >> NUL
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
Files
memory/4780-0-0x0000000002470000-0x0000000002480000-memory.dmp
memory/4780-1-0x0000000002470000-0x0000000002480000-memory.dmp
memory/4780-2-0x0000000002470000-0x0000000002480000-memory.dmp
memory/4780-4-0x0000000002D90000-0x0000000002DA0000-memory.dmp
C:\ProgramData\A400.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/3124-14-0x000000007FDC0000-0x000000007FDC1000-memory.dmp
memory/3124-13-0x000000007FE20000-0x000000007FE21000-memory.dmp
memory/3124-12-0x0000000002370000-0x0000000002380000-memory.dmp
memory/3124-11-0x0000000002370000-0x0000000002380000-memory.dmp
memory/3124-10-0x000000007FE40000-0x000000007FE41000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ransom\Build\DDDDDDDDDDDDDDDDDDDDDDDDDDDDD
| MD5 | 3dc467439fce2d2171c6697c0f174523 |
| SHA1 | 504acf5c140f1da11cf2ddadc131087e0a2d8434 |
| SHA256 | b31050da4f8463b0f0f7ac23d0880bf08c37dc9427a8eee22db185b8442cf961 |
| SHA512 | ddf5404b3cb9dc7d0ec024bac309e2155a79f167a0603c6ae41bed0fc1e187933b9cc920b2a4bb98d85a387304db7a1b40a65fa523f33e05fec3a983f07d5c9e |
memory/3124-44-0x000000007FE00000-0x000000007FE01000-memory.dmp
memory/3124-43-0x000000007FDE0000-0x000000007FDE1000-memory.dmp
Analysis: behavioral11
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Lockbit
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2380 wrote to memory of 2076 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32_pass.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_Rundll32_pass.dll,#1
Network
Files
memory/2076-0-0x0000000010000000-0x0000000010027000-memory.dmp
Analysis: behavioral13
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20240903-en
Max time kernel
16s
Max time network
21s
Command Line
Signatures
Lockbit
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\Build\LB3_pass.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 88
Network
Files
memory/2180-0-0x0000000000400000-0x0000000000427000-memory.dmp
Analysis: behavioral15
Detonation Overview
Submitted
2024-11-25 01:10
Reported
2024-11-25 01:13
Platform
win7-20240903-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe
"C:\Users\Admin\AppData\Local\Temp\ransom\builder.exe"