Analysis Overview
SHA256
e566072b5e8377bbb7697223a6a43161505955bed00c84ec3371df1782f8b28a
Threat Level: Known bad
The file 094506dab589aa3933fe28379d607e4e.bin was found to be: Known bad.
Malicious Activity Summary
Detect PureCrypter injector
Vidar
PureCrypter
Reads user/profile data of web browsers
Checks computer location settings
Loads dropped DLL
Accesses 2FA software files, possible credential harvesting
Checks installed software on the system
Adds Run key to start application
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Program crash
Enumerates physical storage devices
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-02-06 07:57
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-06 07:57
Reported
2023-02-06 07:59
Platform
win7-20221111-en
Max time kernel
98s
Max time network
99s
Command Line
Signatures
Detect PureCrypter injector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
PureCrypter
Vidar
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mkfexvjrq = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ngueozpsjs\\Mkfexvjrq.exe\"" | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 852 set thread context of 588 | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe
"C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe
C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| NL | 149.154.167.99:443 | t.me | tcp |
| NL | 149.154.167.99:443 | t.me | tcp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| DE | 49.12.239.21:80 | tcp | |
| DE | 49.12.239.21:80 | tcp |
Files
memory/852-54-0x0000000000A00000-0x0000000000C8C000-memory.dmp
memory/852-55-0x00000000049C0000-0x0000000004C4A000-memory.dmp
memory/852-56-0x0000000075FF1000-0x0000000075FF3000-memory.dmp
memory/700-57-0x0000000000000000-mapping.dmp
memory/700-59-0x000000006FEE0000-0x000000007048B000-memory.dmp
memory/700-60-0x000000006FEE0000-0x000000007048B000-memory.dmp
memory/700-61-0x000000006FEE0000-0x000000007048B000-memory.dmp
memory/852-62-0x0000000004580000-0x00000000045EE000-memory.dmp
memory/588-63-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-64-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-66-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-68-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-70-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-72-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-73-0x000000000043211C-mapping.dmp
memory/588-75-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-76-0x0000000000400000-0x0000000000471000-memory.dmp
memory/588-78-0x0000000000400000-0x0000000000471000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-06 07:57
Reported
2023-02-06 07:59
Platform
win10v2004-20220812-en
Max time kernel
87s
Max time network
150s
Command Line
Signatures
Vidar
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
Reads user/profile data of web browsers
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Mkfexvjrq = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ngueozpsjs\\Mkfexvjrq.exe\"" | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4128 set thread context of 3848 | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe
"C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe
C:\Users\Admin\AppData\Local\Temp\8b45ddb55c917429dad237eac7bce95e29808c4157d098956144d19f247a1c0d.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3848 -ip 3848
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3848 -s 1804
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| FI | 65.109.7.48:80 | 65.109.7.48 | tcp |
| US | 93.184.220.29:80 | tcp | |
| NL | 8.253.208.113:80 | tcp | |
| NL | 8.253.208.113:80 | tcp | |
| NL | 8.253.208.113:80 | tcp | |
| NL | 8.253.208.113:80 | tcp | |
| NL | 104.80.225.205:443 | tcp |
Files
memory/4128-132-0x0000000000C20000-0x0000000000EAC000-memory.dmp
memory/4128-133-0x0000000005B10000-0x0000000005B32000-memory.dmp
memory/520-134-0x0000000000000000-mapping.dmp
memory/520-135-0x00000000049D0000-0x0000000004A06000-memory.dmp
memory/520-136-0x0000000005080000-0x00000000056A8000-memory.dmp
memory/520-137-0x00000000057B0000-0x0000000005816000-memory.dmp
memory/520-138-0x0000000005950000-0x00000000059B6000-memory.dmp
memory/520-139-0x0000000005E70000-0x0000000005E8E000-memory.dmp
memory/520-140-0x00000000075B0000-0x0000000007C2A000-memory.dmp
memory/520-141-0x0000000006490000-0x00000000064AA000-memory.dmp
memory/3848-142-0x0000000000000000-mapping.dmp
memory/3848-143-0x0000000000400000-0x0000000000471000-memory.dmp
memory/3848-144-0x0000000000400000-0x0000000000471000-memory.dmp
memory/3848-145-0x0000000000400000-0x0000000000471000-memory.dmp
memory/3848-146-0x0000000000400000-0x0000000000471000-memory.dmp
memory/3848-147-0x0000000051690000-0x0000000051783000-memory.dmp
C:\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
C:\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
memory/3848-167-0x0000000000400000-0x0000000000471000-memory.dmp