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Analysis
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max time kernel
36s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 20:14
Behavioral task
behavioral1
Sample
d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
12 signatures
150 seconds
General
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Target
d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe
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Size
285KB
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MD5
d05fb610df9c9fdbaff6a83ba87d1a02
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SHA1
0faa815fe32b741485a5606b098196bc38a0cdd4
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SHA256
ec3d2b696e963ba862eddefb725ab08e3e980023c0d7c524615ee8533ba46d70
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SHA512
6b415f43e5f1730d6e0cfed10109e96755a12f92b8c3a72c4a2afb2ca4d82f5fb0ca719f974f5a4cf6370543004c442b7678db9ed27b97020283f7189998a6fd
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SSDEEP
6144:Flb6SDOiIN4o2cOMayarS0IjX7n6wXmzbBFX:F0Siiu2cOMayaZerXXmhFX
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description 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\\Programs\\MSDCSC\\msdcsc.exe" d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2668 msdcsc.exe -
Loads dropped DLL 2 IoCs
pid Process 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/3012-0-0x0000000000400000-0x00000000004C9000-memory.dmp upx behavioral1/files/0x0007000000017234-5.dat upx behavioral1/memory/2668-13-0x0000000000400000-0x00000000004C9000-memory.dmp upx behavioral1/memory/3012-14-0x0000000000400000-0x00000000004C9000-memory.dmp upx behavioral1/memory/2688-16-0x0000000000400000-0x00000000004C9000-memory.dmp upx behavioral1/memory/2668-18-0x0000000000400000-0x00000000004C9000-memory.dmp upx -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" msdcsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" iexplore.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2668 set thread context of 2688 2668 msdcsc.exe 31 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeSecurityPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeLoadDriverPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeSystemProfilePrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeSystemtimePrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeBackupPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeRestorePrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeShutdownPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeDebugPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeUndockPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeManageVolumePrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeImpersonatePrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: 33 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: 34 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: 35 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2668 msdcsc.exe Token: SeSecurityPrivilege 2668 msdcsc.exe Token: SeTakeOwnershipPrivilege 2668 msdcsc.exe Token: SeLoadDriverPrivilege 2668 msdcsc.exe Token: SeSystemProfilePrivilege 2668 msdcsc.exe Token: SeSystemtimePrivilege 2668 msdcsc.exe Token: SeProfSingleProcessPrivilege 2668 msdcsc.exe Token: SeIncBasePriorityPrivilege 2668 msdcsc.exe Token: SeCreatePagefilePrivilege 2668 msdcsc.exe Token: SeBackupPrivilege 2668 msdcsc.exe Token: SeRestorePrivilege 2668 msdcsc.exe Token: SeShutdownPrivilege 2668 msdcsc.exe Token: SeDebugPrivilege 2668 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2668 msdcsc.exe Token: SeChangeNotifyPrivilege 2668 msdcsc.exe Token: SeRemoteShutdownPrivilege 2668 msdcsc.exe Token: SeUndockPrivilege 2668 msdcsc.exe Token: SeManageVolumePrivilege 2668 msdcsc.exe Token: SeImpersonatePrivilege 2668 msdcsc.exe Token: SeCreateGlobalPrivilege 2668 msdcsc.exe Token: 33 2668 msdcsc.exe Token: 34 2668 msdcsc.exe Token: 35 2668 msdcsc.exe Token: SeIncreaseQuotaPrivilege 2688 iexplore.exe Token: SeSecurityPrivilege 2688 iexplore.exe Token: SeTakeOwnershipPrivilege 2688 iexplore.exe Token: SeLoadDriverPrivilege 2688 iexplore.exe Token: SeSystemProfilePrivilege 2688 iexplore.exe Token: SeSystemtimePrivilege 2688 iexplore.exe Token: SeProfSingleProcessPrivilege 2688 iexplore.exe Token: SeIncBasePriorityPrivilege 2688 iexplore.exe Token: SeCreatePagefilePrivilege 2688 iexplore.exe Token: SeBackupPrivilege 2688 iexplore.exe Token: SeRestorePrivilege 2688 iexplore.exe Token: SeShutdownPrivilege 2688 iexplore.exe Token: SeDebugPrivilege 2688 iexplore.exe Token: SeSystemEnvironmentPrivilege 2688 iexplore.exe Token: SeChangeNotifyPrivilege 2688 iexplore.exe Token: SeRemoteShutdownPrivilege 2688 iexplore.exe Token: SeUndockPrivilege 2688 iexplore.exe Token: SeManageVolumePrivilege 2688 iexplore.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2688 iexplore.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3012 wrote to memory of 2668 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe 30 PID 3012 wrote to memory of 2668 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe 30 PID 3012 wrote to memory of 2668 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe 30 PID 3012 wrote to memory of 2668 3012 d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe 30 PID 2668 wrote to memory of 2688 2668 msdcsc.exe 31 PID 2668 wrote to memory of 2688 2668 msdcsc.exe 31 PID 2668 wrote to memory of 2688 2668 msdcsc.exe 31 PID 2668 wrote to memory of 2688 2668 msdcsc.exe 31 PID 2668 wrote to memory of 2688 2668 msdcsc.exe 31 PID 2668 wrote to memory of 2688 2668 msdcsc.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe"1⤵
- 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:3012 -
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2688
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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
285KB
MD5d05fb610df9c9fdbaff6a83ba87d1a02
SHA10faa815fe32b741485a5606b098196bc38a0cdd4
SHA256ec3d2b696e963ba862eddefb725ab08e3e980023c0d7c524615ee8533ba46d70
SHA5126b415f43e5f1730d6e0cfed10109e96755a12f92b8c3a72c4a2afb2ca4d82f5fb0ca719f974f5a4cf6370543004c442b7678db9ed27b97020283f7189998a6fd