Analysis Overview
SHA256
19ea9d81975410116f668db902265e8e3c3381655692de707aa1b37ab84484c1
Threat Level: Known bad
The file 018292540-SuratTeguranPPI-20230814215304.PDF was found to be: Known bad.
Malicious Activity Summary
UAC bypass
Remcos family
Remcos
Windows security bypass
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Command and Scripting Interpreter: PowerShell
Checks BIOS information in registry
Windows security modification
Checks whether UAC is enabled
Maps connected drives based on registry
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System policy modification
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 00:29
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 00:29
Reported
2024-11-13 00:30
Platform
win11-20241007-en
Max time kernel
49s
Max time network
46s
Command Line
Signatures
Remcos
Remcos family
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe = "0" | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe = "0" | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 396 set thread context of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | C:\Program Files (x86)\Windows Mail\wab.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Windows Mail\wab.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Windows Mail\wab.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe
"C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\018292540-SuratTeguranPPI-20230814215304.exe" -Force
C:\Program Files (x86)\Windows Mail\wab.exe
"C:\Program Files (x86)\Windows Mail\wab.exe"
C:\Program Files (x86)\Windows Mail\wab.exe
"C:\Program Files (x86)\Windows Mail\wab.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | oyo.work.gd | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 154.216.20.185:3142 | oyo.work.gd | tcp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/396-0-0x00007FF935933000-0x00007FF935935000-memory.dmp
memory/396-1-0x000001E2FBB90000-0x000001E2FBB98000-memory.dmp
memory/396-2-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/396-3-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/396-4-0x000001E2FE210000-0x000001E2FE2DE000-memory.dmp
memory/3564-5-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-6-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-7-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2104-8-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/3564-12-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2104-13-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/3564-9-0x0000000000400000-0x000000000047F000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uruxwlye.qas.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2104-22-0x00000244ED4B0000-0x00000244ED4D2000-memory.dmp
memory/2104-23-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/3564-24-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-25-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2104-28-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/396-29-0x00007FF935930000-0x00007FF9363F2000-memory.dmp
memory/3564-31-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-30-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-32-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-37-0x0000000000400000-0x000000000047F000-memory.dmp
C:\ProgramData\pdf\logs.dat
| MD5 | baa9b884b548d476bd03bc4138adf75d |
| SHA1 | 401ee7848552335ffb254dd7263cd5d408dda2db |
| SHA256 | c36f57e113cd5100b90adc933ade428c936783ea70c530622cd5a6f0cc81cc5e |
| SHA512 | 86a1eee58fd87adcd6dc8ee1dfd344de25b5bf56e85102493d5dab9496ca83ce76ce32c6c994faed92e0d9d70a93c429b16e4663bac41056e5c1379ed6fc9940 |
memory/3564-43-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3564-42-0x0000000000400000-0x000000000047F000-memory.dmp