Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
27-07-2024 15:11
Behavioral task
behavioral1
Sample
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe
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Size
331KB
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MD5
7897837885b3a475f18e5ee864f7238a
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SHA1
485882ba501347eb99489c10867bd1520decd1f5
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SHA256
9692260cb951a7685dd29e7b410ca5a086514a402ac9f36c7fc5d47ddbe06bf6
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SHA512
f2c6a420ae9161d5c67cbbccb037880498425ccb8efa335380c49234e193a654622e458f59e8e57a1823a990305b3de12a1ea99461003fb4e87feade785768f7
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SSDEEP
6144:hhH76Gd6Mqk84ZIjzJNiNr5ldxb6g1x080pqUJjZmSpUjVIH3soJ:hhxoMVJyfJNiN3N1x080oUJjZmcUjup
Malware Config
Extracted
darkcomet
Guest16
127.0.0.1:1604
DC_MUTEX-YV9537W
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InstallPath
MSDCSC\msdcsc.exe
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gencode
vtZamnSTfx5d
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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:
7897837885b3a475f18e5ee864f7238a_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" 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
Processes:
msdcsc.exemsdcsc.exepid process 2608 msdcsc.exe 3032 msdcsc.exe -
Loads dropped DLL 3 IoCs
Processes:
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exemsdcsc.exepid process 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 2608 msdcsc.exe -
Processes:
resource yara_rule behavioral1/memory/2092-0-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/2464-5-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2092-13-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/2464-14-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-12-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-3-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-15-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-7-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-16-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-17-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-19-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2464-18-0x0000000000400000-0x00000000004BA000-memory.dmp upx \Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe upx behavioral1/memory/2608-33-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/2464-32-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2608-54-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/3032-55-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-57-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-56-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-53-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-52-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-58-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-59-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-60-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-61-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-62-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-64-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/3032-66-0x0000000000400000-0x00000000004BA000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exemsdcsc.exedescription pid process target process PID 2092 set thread context of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2608 set thread context of 3032 2608 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:
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exemsdcsc.exemsdcsc.exe7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exemsdcsc.exedescription pid process Token: SeIncreaseQuotaPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeSecurityPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeSystemtimePrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeBackupPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeRestorePrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeShutdownPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeDebugPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeUndockPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeManageVolumePrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeImpersonatePrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: 33 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: 34 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: 35 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 3032 msdcsc.exe Token: SeSecurityPrivilege 3032 msdcsc.exe Token: SeTakeOwnershipPrivilege 3032 msdcsc.exe Token: SeLoadDriverPrivilege 3032 msdcsc.exe Token: SeSystemProfilePrivilege 3032 msdcsc.exe Token: SeSystemtimePrivilege 3032 msdcsc.exe Token: SeProfSingleProcessPrivilege 3032 msdcsc.exe Token: SeIncBasePriorityPrivilege 3032 msdcsc.exe Token: SeCreatePagefilePrivilege 3032 msdcsc.exe Token: SeBackupPrivilege 3032 msdcsc.exe Token: SeRestorePrivilege 3032 msdcsc.exe Token: SeShutdownPrivilege 3032 msdcsc.exe Token: SeDebugPrivilege 3032 msdcsc.exe Token: SeSystemEnvironmentPrivilege 3032 msdcsc.exe Token: SeChangeNotifyPrivilege 3032 msdcsc.exe Token: SeRemoteShutdownPrivilege 3032 msdcsc.exe Token: SeUndockPrivilege 3032 msdcsc.exe Token: SeManageVolumePrivilege 3032 msdcsc.exe Token: SeImpersonatePrivilege 3032 msdcsc.exe Token: SeCreateGlobalPrivilege 3032 msdcsc.exe Token: 33 3032 msdcsc.exe Token: 34 3032 msdcsc.exe Token: 35 3032 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
msdcsc.exepid process 3032 msdcsc.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exemsdcsc.exedescription pid process target process PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2092 wrote to memory of 2464 2092 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe PID 2464 wrote to memory of 2608 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe msdcsc.exe PID 2464 wrote to memory of 2608 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe msdcsc.exe PID 2464 wrote to memory of 2608 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe msdcsc.exe PID 2464 wrote to memory of 2608 2464 7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe PID 2608 wrote to memory of 3032 2608 msdcsc.exe msdcsc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Users\Admin\AppData\Local\Temp\7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\7897837885b3a475f18e5ee864f7238a_JaffaCakes118.exe2⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exeC:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3032
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
331KB
MD57897837885b3a475f18e5ee864f7238a
SHA1485882ba501347eb99489c10867bd1520decd1f5
SHA2569692260cb951a7685dd29e7b410ca5a086514a402ac9f36c7fc5d47ddbe06bf6
SHA512f2c6a420ae9161d5c67cbbccb037880498425ccb8efa335380c49234e193a654622e458f59e8e57a1823a990305b3de12a1ea99461003fb4e87feade785768f7