Analysis
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max time kernel
150s -
max time network
151s -
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 01:30
Static task
static1
Behavioral task
behavioral1
Sample
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe
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Size
672KB
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MD5
721434506fe64e46ea824ab914eff1a2
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SHA1
589c9c129788ae0aa34748be2a224e4a50ad10ae
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SHA256
5411328545b710cb32a614bb9ab5f78ec1f4ba48d9ce0de2e528bf275cd6071c
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SHA512
b218ceb4afda4a654b0365f9f05bd3c410a287b2e981170b2d2e721b3557b32acf672c9144fe39b2255a986a76d68662cce8190201f48b8b4b26137ea124342e
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SSDEEP
12288:pefKfP6FEnhrrz6R2gVgzYA6MAgBP5QT0xJu:4S36FEnhrrN0gkANAgnQoxw
Malware Config
Extracted
darkcomet
Guest16
ayoub1.sytes.net:81
DC_MUTEX-F54S21D
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InstallPath
MSDCSC\msdcsc.exe
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gencode
M5odGqD3siBo
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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:
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exedescription 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\\msdcsc.exe" 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
msdcsc.exepid process 1472 msdcsc.exe -
Molebox Virtualization software 1 IoCs
Detects file using Molebox Virtualization software.
Processes:
resource yara_rule C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe molebox -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe" 721434506fe64e46ea824ab914eff1a2_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 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exemsdcsc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exemsdcsc.exedescription pid process Token: SeIncreaseQuotaPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeSecurityPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeSystemtimePrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeBackupPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeRestorePrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeShutdownPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeDebugPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeUndockPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeManageVolumePrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeImpersonatePrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: 33 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: 34 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: 35 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: 36 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 1472 msdcsc.exe Token: SeSecurityPrivilege 1472 msdcsc.exe Token: SeTakeOwnershipPrivilege 1472 msdcsc.exe Token: SeLoadDriverPrivilege 1472 msdcsc.exe Token: SeSystemProfilePrivilege 1472 msdcsc.exe Token: SeSystemtimePrivilege 1472 msdcsc.exe Token: SeProfSingleProcessPrivilege 1472 msdcsc.exe Token: SeIncBasePriorityPrivilege 1472 msdcsc.exe Token: SeCreatePagefilePrivilege 1472 msdcsc.exe Token: SeBackupPrivilege 1472 msdcsc.exe Token: SeRestorePrivilege 1472 msdcsc.exe Token: SeShutdownPrivilege 1472 msdcsc.exe Token: SeDebugPrivilege 1472 msdcsc.exe Token: SeSystemEnvironmentPrivilege 1472 msdcsc.exe Token: SeChangeNotifyPrivilege 1472 msdcsc.exe Token: SeRemoteShutdownPrivilege 1472 msdcsc.exe Token: SeUndockPrivilege 1472 msdcsc.exe Token: SeManageVolumePrivilege 1472 msdcsc.exe Token: SeImpersonatePrivilege 1472 msdcsc.exe Token: SeCreateGlobalPrivilege 1472 msdcsc.exe Token: 33 1472 msdcsc.exe Token: 34 1472 msdcsc.exe Token: 35 1472 msdcsc.exe Token: 36 1472 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
msdcsc.exepid process 1472 msdcsc.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exedescription pid process target process PID 1636 wrote to memory of 1472 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe msdcsc.exe PID 1636 wrote to memory of 1472 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe msdcsc.exe PID 1636 wrote to memory of 1472 1636 721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe msdcsc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\721434506fe64e46ea824ab914eff1a2_JaffaCakes118.exe"1⤵
- 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:1636 -
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1472
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
672KB
MD5721434506fe64e46ea824ab914eff1a2
SHA1589c9c129788ae0aa34748be2a224e4a50ad10ae
SHA2565411328545b710cb32a614bb9ab5f78ec1f4ba48d9ce0de2e528bf275cd6071c
SHA512b218ceb4afda4a654b0365f9f05bd3c410a287b2e981170b2d2e721b3557b32acf672c9144fe39b2255a986a76d68662cce8190201f48b8b4b26137ea124342e