Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2025 13:39
Behavioral task
behavioral1
Sample
JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe
Resource
win7-20240708-en
General
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Target
JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe
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Size
811KB
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MD5
577d3549b8fa6fb01ed245f80b93cc37
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SHA1
b84f3b77f909a83d18777a91f98ef97184549e00
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SHA256
8ebeb8a6e65621b322065a05135e8f014c6c685f403544e02c221a6ac8540396
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SHA512
5e70db8367d991bd989b1d33efc5b4101815da42e386fbfe90f30db4c2051d53dc854e915c72f693ac4666c6c5b5bd28d0eec27be258ea5d44883ab223b0ce6f
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SSDEEP
12288:d9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/halYumbo:3Z1xuVVjfFoynPaVBUR8f+kN10EBs+o
Malware Config
Extracted
darkcomet
Guest16
7amza00.zapto.org:922
DC_MUTEX-EHWYY9U
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InstallPath
MSDCSC\msdcsc.exe
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gencode
ZuS70S3vbaVz
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
MicroUpdate
Signatures
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\ZuS70S3vbaVz\\msdcsc.exe" JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1412605595-2147700071-3468511006-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\ZuS70S3vbaVz\\msdcsc.exe" JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.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 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeSecurityPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeTakeOwnershipPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeLoadDriverPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeSystemProfilePrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeSystemtimePrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeProfSingleProcessPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeIncBasePriorityPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeCreatePagefilePrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeBackupPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeRestorePrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeShutdownPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeDebugPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeSystemEnvironmentPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeChangeNotifyPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeRemoteShutdownPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeUndockPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeManageVolumePrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeImpersonatePrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: SeCreateGlobalPrivilege 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: 33 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: 34 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: 35 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe Token: 36 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3588 JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_577d3549b8fa6fb01ed245f80b93cc37.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3588
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
1