Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
26-07-2024 08:37
Static task
static1
Behavioral task
behavioral1
Sample
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe
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Size
1.2MB
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MD5
7352c83d0a6db4f316d7c504db817fec
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SHA1
7cc6d7e00193d1fb787dd244b6d4c4c9110bdf94
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SHA256
a4c23b8125efc78be13a590d0afa2df027a45f1a4de9872dd0da2a8dc1aac97f
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SHA512
eeccd948abeae73d707eede02823df78f9f2d8457299e89551947640221aa83599d84e6952b1b6a2c927ab27fc3d8919748d4b696b2a53881347dc78c34ea228
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SSDEEP
24576:19Jsza/yL2IBvGVZjs/G2t9CERzKZ2WIsuldm7dGKUK/cRgOnmq9g6iJGtCI:6z0VMG2jzHaOmJfcOU7m6iJi
Malware Config
Extracted
darkcomet
Guest16
biggman.no-ip.biz:1604
DC_MUTEX-GK25RG0
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InstallPath
MSDCSC\msdcsc.exe
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gencode
NKpuLtaCN4JK
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install
true
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offline_keylogger
true
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password
0602239012
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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:
7352c83d0a6db4f316d7c504db817fec_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" 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
msdcsc.exepid process 2624 msdcsc.exe -
Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exemsdcsc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Wine 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Wine msdcsc.exe -
Loads dropped DLL 2 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exepid process 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Windows\\MSDCSC\\msdcsc.exe" 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exemsdcsc.exepid process 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe 2624 msdcsc.exe -
Drops file in Windows directory 3 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exedescription ioc process File created C:\Windows\MSDCSC\msdcsc.exe 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe File opened for modification C:\Windows\MSDCSC\msdcsc.exe 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe File opened for modification C:\Windows\MSDCSC\ 7352c83d0a6db4f316d7c504db817fec_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:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exemsdcsc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exemsdcsc.exepid process 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe 2624 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exemsdcsc.exedescription pid process Token: SeIncreaseQuotaPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeSecurityPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeLoadDriverPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeSystemProfilePrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeSystemtimePrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeBackupPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeRestorePrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeShutdownPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeDebugPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeUndockPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeManageVolumePrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeImpersonatePrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: 33 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: 34 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: 35 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2624 msdcsc.exe Token: SeSecurityPrivilege 2624 msdcsc.exe Token: SeTakeOwnershipPrivilege 2624 msdcsc.exe Token: SeLoadDriverPrivilege 2624 msdcsc.exe Token: SeSystemProfilePrivilege 2624 msdcsc.exe Token: SeSystemtimePrivilege 2624 msdcsc.exe Token: SeProfSingleProcessPrivilege 2624 msdcsc.exe Token: SeIncBasePriorityPrivilege 2624 msdcsc.exe Token: SeCreatePagefilePrivilege 2624 msdcsc.exe Token: SeBackupPrivilege 2624 msdcsc.exe Token: SeRestorePrivilege 2624 msdcsc.exe Token: SeShutdownPrivilege 2624 msdcsc.exe Token: SeDebugPrivilege 2624 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2624 msdcsc.exe Token: SeChangeNotifyPrivilege 2624 msdcsc.exe Token: SeRemoteShutdownPrivilege 2624 msdcsc.exe Token: SeUndockPrivilege 2624 msdcsc.exe Token: SeManageVolumePrivilege 2624 msdcsc.exe Token: SeImpersonatePrivilege 2624 msdcsc.exe Token: SeCreateGlobalPrivilege 2624 msdcsc.exe Token: 33 2624 msdcsc.exe Token: 34 2624 msdcsc.exe Token: 35 2624 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
msdcsc.exepid process 2624 msdcsc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exedescription pid process target process PID 236 wrote to memory of 2624 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe msdcsc.exe PID 236 wrote to memory of 2624 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe msdcsc.exe PID 236 wrote to memory of 2624 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe msdcsc.exe PID 236 wrote to memory of 2624 236 7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe msdcsc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7352c83d0a6db4f316d7c504db817fec_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Identifies Wine through registry keys
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:236 -
C:\Windows\MSDCSC\msdcsc.exe"C:\Windows\MSDCSC\msdcsc.exe"2⤵
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2624
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
1.2MB
MD57352c83d0a6db4f316d7c504db817fec
SHA17cc6d7e00193d1fb787dd244b6d4c4c9110bdf94
SHA256a4c23b8125efc78be13a590d0afa2df027a45f1a4de9872dd0da2a8dc1aac97f
SHA512eeccd948abeae73d707eede02823df78f9f2d8457299e89551947640221aa83599d84e6952b1b6a2c927ab27fc3d8919748d4b696b2a53881347dc78c34ea228