Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
31-07-2024 12:22
Static task
static1
Behavioral task
behavioral1
Sample
7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe
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Size
1.1MB
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MD5
7c628b63e00fdfb7cf03f79411deeeea
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SHA1
a60b798e860fa4c4aa8a43474b86b3f01969ba79
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SHA256
4c308a8c665839ea491089cd987ab93a6c09ad9eb6561116776d635b660da101
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SHA512
960b1634bf9227c753590f7c2042ae68d9e3eec2ce7722ff74ee257dccbc7da28092e4ea74af6a08790775ef6514436435e12ea4bcda173e08e25b83eca46b43
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SSDEEP
12288:B1Eu4AZ+EOJTSNT8JpclOVgvcWS2LgHtJpXMKI1jdT5yRVhJUzIwX5+9NB8GYbnu:t0GMG15eisLl74ZYS+/VRZ
Malware Config
Extracted
darkcomet
Guest16
darkcoder.no-ip.biz:1604
DC_MUTEX-L3VAPKR
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InstallPath
MSDCSC\msdcsc.exe
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gencode
SSMFGEWonDEN
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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:
svchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" svchost.exe -
Executes dropped EXE 2 IoCs
Processes:
svchost.exemsdcsc.exepid process 2396 svchost.exe 2208 msdcsc.exe -
Loads dropped DLL 2 IoCs
Processes:
7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exesvchost.exepid process 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe 2396 svchost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exedescription pid process target process PID 1828 set thread context of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exesvchost.exemsdcsc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
svchost.exedescription pid process Token: SeIncreaseQuotaPrivilege 2396 svchost.exe Token: SeSecurityPrivilege 2396 svchost.exe Token: SeTakeOwnershipPrivilege 2396 svchost.exe Token: SeLoadDriverPrivilege 2396 svchost.exe Token: SeSystemProfilePrivilege 2396 svchost.exe Token: SeSystemtimePrivilege 2396 svchost.exe Token: SeProfSingleProcessPrivilege 2396 svchost.exe Token: SeIncBasePriorityPrivilege 2396 svchost.exe Token: SeCreatePagefilePrivilege 2396 svchost.exe Token: SeBackupPrivilege 2396 svchost.exe Token: SeRestorePrivilege 2396 svchost.exe Token: SeShutdownPrivilege 2396 svchost.exe Token: SeDebugPrivilege 2396 svchost.exe Token: SeSystemEnvironmentPrivilege 2396 svchost.exe Token: SeChangeNotifyPrivilege 2396 svchost.exe Token: SeRemoteShutdownPrivilege 2396 svchost.exe Token: SeUndockPrivilege 2396 svchost.exe Token: SeManageVolumePrivilege 2396 svchost.exe Token: SeImpersonatePrivilege 2396 svchost.exe Token: SeCreateGlobalPrivilege 2396 svchost.exe Token: 33 2396 svchost.exe Token: 34 2396 svchost.exe Token: 35 2396 svchost.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exesvchost.exedescription pid process target process PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 1828 wrote to memory of 2396 1828 7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe svchost.exe PID 2396 wrote to memory of 2208 2396 svchost.exe msdcsc.exe PID 2396 wrote to memory of 2208 2396 svchost.exe msdcsc.exe PID 2396 wrote to memory of 2208 2396 svchost.exe msdcsc.exe PID 2396 wrote to memory of 2208 2396 svchost.exe msdcsc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7c628b63e00fdfb7cf03f79411deeeea_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\svchost.exe2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2208
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
1.1MB
MD534aa912defa18c2c129f1e09d75c1d7e
SHA19c3046324657505a30ecd9b1fdb46c05bde7d470
SHA2566df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386
SHA512d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98