Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
26-07-2024 11:06
Static task
static1
Behavioral task
behavioral1
Sample
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
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Size
678KB
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MD5
73c98ffcdfaa60ff5d8cf6dabda7d0ab
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SHA1
046910bb88a9360ce24269768c9a46143697c103
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SHA256
f9405a6c0b639fe55234089fa4266e53d85dedcb4111b692d832ae2f76643f0d
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SHA512
826bafe8b7d365c91c7f9ddf56bdc432ec4035bb90602b71e0248ddb2fb1ada773ddefbf7c1bd2e6fe22feeac0e15c9fb6e6aa3d153bdf05494a1c8230644a6a
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SSDEEP
12288:7GS0C81G0DCneK63t+ZDCrv9MVX0XNsrgpqfdhexnV1Ua9+8GPh4e+X+ETfA:7D0DSeK6GIliIsrgcOV1Ua5GZLMTfA
Malware Config
Extracted
darkcomet
Guest16
masss.no-ip.biz:1604
DC_MUTEX-KPFPAPT
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InstallPath
MSDCSC\msdcsc.exe
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gencode
f56klvnL1Z1j
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install
true
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offline_keylogger
true
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password
12345
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persistence
true
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reg_key
MicroUpdate
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
Processes:
msdcsc.exemsdcsc.exepid process 3844 msdcsc.exe 4540 msdcsc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exemsdcsc.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" msdcsc.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exemsdcsc.exedescription pid process target process PID 1756 set thread context of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 3844 set thread context of 4540 3844 msdcsc.exe msdcsc.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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exemsdcsc.exemsdcsc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exemsdcsc.exedescription pid process Token: SeIncreaseQuotaPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeSecurityPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeSystemtimePrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeBackupPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeRestorePrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeShutdownPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeDebugPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeUndockPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeManageVolumePrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeImpersonatePrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: 33 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: 34 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: 35 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: 36 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 4540 msdcsc.exe Token: SeSecurityPrivilege 4540 msdcsc.exe Token: SeTakeOwnershipPrivilege 4540 msdcsc.exe Token: SeLoadDriverPrivilege 4540 msdcsc.exe Token: SeSystemProfilePrivilege 4540 msdcsc.exe Token: SeSystemtimePrivilege 4540 msdcsc.exe Token: SeProfSingleProcessPrivilege 4540 msdcsc.exe Token: SeIncBasePriorityPrivilege 4540 msdcsc.exe Token: SeCreatePagefilePrivilege 4540 msdcsc.exe Token: SeBackupPrivilege 4540 msdcsc.exe Token: SeRestorePrivilege 4540 msdcsc.exe Token: SeShutdownPrivilege 4540 msdcsc.exe Token: SeDebugPrivilege 4540 msdcsc.exe Token: SeSystemEnvironmentPrivilege 4540 msdcsc.exe Token: SeChangeNotifyPrivilege 4540 msdcsc.exe Token: SeRemoteShutdownPrivilege 4540 msdcsc.exe Token: SeUndockPrivilege 4540 msdcsc.exe Token: SeManageVolumePrivilege 4540 msdcsc.exe Token: SeImpersonatePrivilege 4540 msdcsc.exe Token: SeCreateGlobalPrivilege 4540 msdcsc.exe Token: 33 4540 msdcsc.exe Token: 34 4540 msdcsc.exe Token: 35 4540 msdcsc.exe Token: 36 4540 msdcsc.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exemsdcsc.exemsdcsc.exepid process 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 3844 msdcsc.exe 4540 msdcsc.exe -
Suspicious use of WriteProcessMemory 31 IoCs
Processes:
73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exemsdcsc.exedescription pid process target process PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 1756 wrote to memory of 2804 1756 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe PID 2804 wrote to memory of 3844 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe msdcsc.exe PID 2804 wrote to memory of 3844 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe msdcsc.exe PID 2804 wrote to memory of 3844 2804 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe PID 3844 wrote to memory of 4540 3844 msdcsc.exe msdcsc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe2⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3844 -
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exeC:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe4⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4540
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
Loading Replay Monitor...
Downloads
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Filesize
678KB
MD573c98ffcdfaa60ff5d8cf6dabda7d0ab
SHA1046910bb88a9360ce24269768c9a46143697c103
SHA256f9405a6c0b639fe55234089fa4266e53d85dedcb4111b692d832ae2f76643f0d
SHA512826bafe8b7d365c91c7f9ddf56bdc432ec4035bb90602b71e0248ddb2fb1ada773ddefbf7c1bd2e6fe22feeac0e15c9fb6e6aa3d153bdf05494a1c8230644a6a