Analysis
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max time kernel
150s -
max time network
157s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04-01-2025 03:11
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe
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Size
30.5MB
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MD5
77450408bd213a02cde73938a9637ac5
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SHA1
42646441beb6ffd2b32e5bbe6421af1c03c50e24
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SHA256
3b92f81a930e9ec017e3cab0afeb1314570390f7ec19ba94a5be367eb91e4b83
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SHA512
d212daa81277715a478726d1de8ebe1b2b7cfc610629a67e343b84f6e7df7b98529e4832c43845b89f76034e7f8f0ae1595ced4b24667f23e79f93b81a680d5c
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SSDEEP
24576:bkFoef0wlYuX9D/rJ1RnfjNQfyvL0SpUVPENdOYHSSSSQoS:YFoi0wlYc9zhifyT05VPElg
Malware Config
Extracted
darkcomet
spread 1.7.04
grunz.no-ip.biz:1604
DC_MUTEX-VLMMDM0
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InstallPath
MSDCSC\msdcsc.exe
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gencode
h6v8dGU4NPvm
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install
true
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offline_keylogger
true
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password
hub
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persistence
true
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reg_key
MicroUpdate
Signatures
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Darkcomet family
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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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2876 attrib.exe 2892 attrib.exe -
Deletes itself 1 IoCs
pid Process 3004 notepad.exe -
Executes dropped EXE 3 IoCs
pid Process 2908 msdcsc.exe 2272 msdcsc.exe 676 msdcsc.exe -
Loads dropped DLL 2 IoCs
pid Process 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" msdcsc.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe File opened for modification \??\PhysicalDrive0 msdcsc.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2692 set thread context of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2764 set thread context of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2908 set thread context of 2272 2908 msdcsc.exe 41 PID 2272 set thread context of 676 2272 msdcsc.exe 42 -
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 12 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 cmd.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 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 676 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSecurityPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeTakeOwnershipPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeLoadDriverPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSystemProfilePrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSystemtimePrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeProfSingleProcessPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeIncBasePriorityPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeCreatePagefilePrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeBackupPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeRestorePrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeShutdownPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeDebugPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSystemEnvironmentPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeChangeNotifyPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeRemoteShutdownPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeUndockPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeManageVolumePrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeImpersonatePrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeCreateGlobalPrivilege 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 33 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 34 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 35 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeIncreaseQuotaPrivilege 676 msdcsc.exe Token: SeSecurityPrivilege 676 msdcsc.exe Token: SeTakeOwnershipPrivilege 676 msdcsc.exe Token: SeLoadDriverPrivilege 676 msdcsc.exe Token: SeSystemProfilePrivilege 676 msdcsc.exe Token: SeSystemtimePrivilege 676 msdcsc.exe Token: SeProfSingleProcessPrivilege 676 msdcsc.exe Token: SeIncBasePriorityPrivilege 676 msdcsc.exe Token: SeCreatePagefilePrivilege 676 msdcsc.exe Token: SeBackupPrivilege 676 msdcsc.exe Token: SeRestorePrivilege 676 msdcsc.exe Token: SeShutdownPrivilege 676 msdcsc.exe Token: SeDebugPrivilege 676 msdcsc.exe Token: SeSystemEnvironmentPrivilege 676 msdcsc.exe Token: SeChangeNotifyPrivilege 676 msdcsc.exe Token: SeRemoteShutdownPrivilege 676 msdcsc.exe Token: SeUndockPrivilege 676 msdcsc.exe Token: SeManageVolumePrivilege 676 msdcsc.exe Token: SeImpersonatePrivilege 676 msdcsc.exe Token: SeCreateGlobalPrivilege 676 msdcsc.exe Token: 33 676 msdcsc.exe Token: 34 676 msdcsc.exe Token: 35 676 msdcsc.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 2908 msdcsc.exe 2272 msdcsc.exe 676 msdcsc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2692 wrote to memory of 2764 2692 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 31 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2764 wrote to memory of 2248 2764 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 32 PID 2248 wrote to memory of 2572 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 33 PID 2248 wrote to memory of 2572 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 33 PID 2248 wrote to memory of 2572 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 33 PID 2248 wrote to memory of 2572 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 33 PID 2248 wrote to memory of 2604 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 34 PID 2248 wrote to memory of 2604 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 34 PID 2248 wrote to memory of 2604 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 34 PID 2248 wrote to memory of 2604 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 34 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2248 wrote to memory of 3004 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 37 PID 2604 wrote to memory of 2876 2604 cmd.exe 38 PID 2604 wrote to memory of 2876 2604 cmd.exe 38 PID 2604 wrote to memory of 2876 2604 cmd.exe 38 PID 2604 wrote to memory of 2876 2604 cmd.exe 38 PID 2572 wrote to memory of 2892 2572 cmd.exe 39 PID 2572 wrote to memory of 2892 2572 cmd.exe 39 PID 2572 wrote to memory of 2892 2572 cmd.exe 39 PID 2572 wrote to memory of 2892 2572 cmd.exe 39 PID 2248 wrote to memory of 2908 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 40 PID 2248 wrote to memory of 2908 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 40 PID 2248 wrote to memory of 2908 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 40 PID 2248 wrote to memory of 2908 2248 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 40 PID 2908 wrote to memory of 2272 2908 msdcsc.exe 41 PID 2908 wrote to memory of 2272 2908 msdcsc.exe 41 PID 2908 wrote to memory of 2272 2908 msdcsc.exe 41 PID 2908 wrote to memory of 2272 2908 msdcsc.exe 41 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2892 attrib.exe 2876 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"2⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2764 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"3⤵
- 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:2248 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe" +s +h4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe" +s +h5⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2892
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h5⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2876
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C:\Windows\SysWOW64\notepad.exenotepad4⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3004
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C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"5⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2272 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"6⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:676 -
C:\Windows\SysWOW64\notepad.exenotepad7⤵
- System Location Discovery: System Language Discovery
PID:576
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Pre-OS Boot
1Bootkit
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
30.5MB
MD577450408bd213a02cde73938a9637ac5
SHA142646441beb6ffd2b32e5bbe6421af1c03c50e24
SHA2563b92f81a930e9ec017e3cab0afeb1314570390f7ec19ba94a5be367eb91e4b83
SHA512d212daa81277715a478726d1de8ebe1b2b7cfc610629a67e343b84f6e7df7b98529e4832c43845b89f76034e7f8f0ae1595ced4b24667f23e79f93b81a680d5c