Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10-08-2024 20:14
Behavioral task
behavioral1
Sample
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe
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Size
650KB
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MD5
8783017c005439b3d0f2b3f18a9bcf5d
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SHA1
828d4785737e2c2b044a53b951a605928e2d200d
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SHA256
c29308769e6ac527151045a127d4a19a4eca8c978979f8e0b1b8b813b1928677
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SHA512
de2de12db3122ac52b333b3e05d385f696b1747dab2e90bed396337dcfbc7f9728444b72436f507ec66ccd7f804c7ee2c81dca160cadd5390738815f267ef379
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SSDEEP
12288:7k0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+J:w0QRWoJEfg0oChGdJQbjPbNW5tYeP+G8
Malware Config
Extracted
darkcomet
Guest16
mnanauk-dz.no-ip.biz:1604
DC_MUTEX-EB46CLG
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InstallPath
MSDCSC\msdcsc.exe
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gencode
rpfQbN9b66NT
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
MicroUpdate
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\MSDCSC\\msdcsc.exe" 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
msdcsc.exepid process 2396 msdcsc.exe -
Loads dropped DLL 2 IoCs
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exepid process 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Windows\\MSDCSC\\msdcsc.exe" 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
msdcsc.exedescription pid process target process PID 2396 set thread context of 2336 2396 msdcsc.exe iexplore.exe -
Drops file in Windows directory 3 IoCs
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\MSDCSC\ 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe File created C:\Windows\MSDCSC\msdcsc.exe 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe File opened for modification C:\Windows\MSDCSC\msdcsc.exe 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exemsdcsc.exeiexplore.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exemsdcsc.exeiexplore.exedescription pid process Token: SeIncreaseQuotaPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeSecurityPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeSystemtimePrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeBackupPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeRestorePrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeShutdownPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeDebugPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeUndockPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeManageVolumePrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeImpersonatePrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: 33 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: 34 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: 35 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2396 msdcsc.exe Token: SeSecurityPrivilege 2396 msdcsc.exe Token: SeTakeOwnershipPrivilege 2396 msdcsc.exe Token: SeLoadDriverPrivilege 2396 msdcsc.exe Token: SeSystemProfilePrivilege 2396 msdcsc.exe Token: SeSystemtimePrivilege 2396 msdcsc.exe Token: SeProfSingleProcessPrivilege 2396 msdcsc.exe Token: SeIncBasePriorityPrivilege 2396 msdcsc.exe Token: SeCreatePagefilePrivilege 2396 msdcsc.exe Token: SeBackupPrivilege 2396 msdcsc.exe Token: SeRestorePrivilege 2396 msdcsc.exe Token: SeShutdownPrivilege 2396 msdcsc.exe Token: SeDebugPrivilege 2396 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2396 msdcsc.exe Token: SeChangeNotifyPrivilege 2396 msdcsc.exe Token: SeRemoteShutdownPrivilege 2396 msdcsc.exe Token: SeUndockPrivilege 2396 msdcsc.exe Token: SeManageVolumePrivilege 2396 msdcsc.exe Token: SeImpersonatePrivilege 2396 msdcsc.exe Token: SeCreateGlobalPrivilege 2396 msdcsc.exe Token: 33 2396 msdcsc.exe Token: 34 2396 msdcsc.exe Token: 35 2396 msdcsc.exe Token: SeIncreaseQuotaPrivilege 2336 iexplore.exe Token: SeSecurityPrivilege 2336 iexplore.exe Token: SeTakeOwnershipPrivilege 2336 iexplore.exe Token: SeLoadDriverPrivilege 2336 iexplore.exe Token: SeSystemProfilePrivilege 2336 iexplore.exe Token: SeSystemtimePrivilege 2336 iexplore.exe Token: SeProfSingleProcessPrivilege 2336 iexplore.exe Token: SeIncBasePriorityPrivilege 2336 iexplore.exe Token: SeCreatePagefilePrivilege 2336 iexplore.exe Token: SeBackupPrivilege 2336 iexplore.exe Token: SeRestorePrivilege 2336 iexplore.exe Token: SeShutdownPrivilege 2336 iexplore.exe Token: SeDebugPrivilege 2336 iexplore.exe Token: SeSystemEnvironmentPrivilege 2336 iexplore.exe Token: SeChangeNotifyPrivilege 2336 iexplore.exe Token: SeRemoteShutdownPrivilege 2336 iexplore.exe Token: SeUndockPrivilege 2336 iexplore.exe Token: SeManageVolumePrivilege 2336 iexplore.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
iexplore.exepid process 2336 iexplore.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exemsdcsc.exedescription pid process target process PID 1344 wrote to memory of 2396 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe msdcsc.exe PID 1344 wrote to memory of 2396 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe msdcsc.exe PID 1344 wrote to memory of 2396 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe msdcsc.exe PID 1344 wrote to memory of 2396 1344 8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe msdcsc.exe PID 2396 wrote to memory of 2336 2396 msdcsc.exe iexplore.exe PID 2396 wrote to memory of 2336 2396 msdcsc.exe iexplore.exe PID 2396 wrote to memory of 2336 2396 msdcsc.exe iexplore.exe PID 2396 wrote to memory of 2336 2396 msdcsc.exe iexplore.exe PID 2396 wrote to memory of 2336 2396 msdcsc.exe iexplore.exe PID 2396 wrote to memory of 2336 2396 msdcsc.exe iexplore.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8783017c005439b3d0f2b3f18a9bcf5d_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Windows\MSDCSC\msdcsc.exe"C:\Windows\MSDCSC\msdcsc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2336
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
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Downloads
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Filesize
650KB
MD58783017c005439b3d0f2b3f18a9bcf5d
SHA1828d4785737e2c2b044a53b951a605928e2d200d
SHA256c29308769e6ac527151045a127d4a19a4eca8c978979f8e0b1b8b813b1928677
SHA512de2de12db3122ac52b333b3e05d385f696b1747dab2e90bed396337dcfbc7f9728444b72436f507ec66ccd7f804c7ee2c81dca160cadd5390738815f267ef379