Analysis
-
max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
-
Target
JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe
-
Size
30.5MB
-
MD5
77450408bd213a02cde73938a9637ac5
-
SHA1
42646441beb6ffd2b32e5bbe6421af1c03c50e24
-
SHA256
3b92f81a930e9ec017e3cab0afeb1314570390f7ec19ba94a5be367eb91e4b83
-
SHA512
d212daa81277715a478726d1de8ebe1b2b7cfc610629a67e343b84f6e7df7b98529e4832c43845b89f76034e7f8f0ae1595ced4b24667f23e79f93b81a680d5c
-
SSDEEP
24576:bkFoef0wlYuX9D/rJ1RnfjNQfyvL0SpUVPENdOYHSSSSQoS:YFoi0wlYc9zhifyT05VPElg
Malware Config
Extracted
darkcomet
spread 1.7.04
grunz.no-ip.biz:1604
DC_MUTEX-VLMMDM0
-
InstallPath
MSDCSC\msdcsc.exe
-
gencode
h6v8dGU4NPvm
-
install
true
-
offline_keylogger
true
-
password
hub
-
persistence
true
-
reg_key
MicroUpdate
Signatures
-
Darkcomet family
-
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 4856 attrib.exe 3900 attrib.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe -
Deletes itself 1 IoCs
pid Process 3668 notepad.exe -
Executes dropped EXE 3 IoCs
pid Process 4644 msdcsc.exe 3616 msdcsc.exe 3196 msdcsc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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 5080 set thread context of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 2556 set thread context of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 4644 set thread context of 3616 4644 msdcsc.exe 104 PID 3616 set thread context of 3196 3616 msdcsc.exe 105 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 JaffaCakes118_77450408bd213a02cde73938a9637ac5.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.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 notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3196 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSecurityPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeTakeOwnershipPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeLoadDriverPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSystemProfilePrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSystemtimePrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeProfSingleProcessPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeIncBasePriorityPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeCreatePagefilePrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeBackupPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeRestorePrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeShutdownPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeDebugPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeSystemEnvironmentPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeChangeNotifyPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeRemoteShutdownPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeUndockPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeManageVolumePrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeImpersonatePrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeCreateGlobalPrivilege 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 33 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 34 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 35 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: 36 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe Token: SeIncreaseQuotaPrivilege 3196 msdcsc.exe Token: SeSecurityPrivilege 3196 msdcsc.exe Token: SeTakeOwnershipPrivilege 3196 msdcsc.exe Token: SeLoadDriverPrivilege 3196 msdcsc.exe Token: SeSystemProfilePrivilege 3196 msdcsc.exe Token: SeSystemtimePrivilege 3196 msdcsc.exe Token: SeProfSingleProcessPrivilege 3196 msdcsc.exe Token: SeIncBasePriorityPrivilege 3196 msdcsc.exe Token: SeCreatePagefilePrivilege 3196 msdcsc.exe Token: SeBackupPrivilege 3196 msdcsc.exe Token: SeRestorePrivilege 3196 msdcsc.exe Token: SeShutdownPrivilege 3196 msdcsc.exe Token: SeDebugPrivilege 3196 msdcsc.exe Token: SeSystemEnvironmentPrivilege 3196 msdcsc.exe Token: SeChangeNotifyPrivilege 3196 msdcsc.exe Token: SeRemoteShutdownPrivilege 3196 msdcsc.exe Token: SeUndockPrivilege 3196 msdcsc.exe Token: SeManageVolumePrivilege 3196 msdcsc.exe Token: SeImpersonatePrivilege 3196 msdcsc.exe Token: SeCreateGlobalPrivilege 3196 msdcsc.exe Token: 33 3196 msdcsc.exe Token: 34 3196 msdcsc.exe Token: 35 3196 msdcsc.exe Token: 36 3196 msdcsc.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 4644 msdcsc.exe 3616 msdcsc.exe 3196 msdcsc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 5080 wrote to memory of 2556 5080 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 88 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2556 wrote to memory of 2780 2556 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 89 PID 2780 wrote to memory of 2396 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 90 PID 2780 wrote to memory of 2396 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 90 PID 2780 wrote to memory of 2396 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 90 PID 2780 wrote to memory of 5100 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 91 PID 2780 wrote to memory of 5100 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 91 PID 2780 wrote to memory of 5100 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 91 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2780 wrote to memory of 3668 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 93 PID 2396 wrote to memory of 4856 2396 cmd.exe 96 PID 2396 wrote to memory of 4856 2396 cmd.exe 96 PID 2396 wrote to memory of 4856 2396 cmd.exe 96 PID 5100 wrote to memory of 3900 5100 cmd.exe 97 PID 5100 wrote to memory of 3900 5100 cmd.exe 97 PID 5100 wrote to memory of 3900 5100 cmd.exe 97 PID 2780 wrote to memory of 4644 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 95 PID 2780 wrote to memory of 4644 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 95 PID 2780 wrote to memory of 4644 2780 JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe 95 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 4644 wrote to memory of 3616 4644 msdcsc.exe 104 PID 3616 wrote to memory of 3196 3616 msdcsc.exe 105 PID 3616 wrote to memory of 3196 3616 msdcsc.exe 105 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 4856 attrib.exe 3900 attrib.exe
Processes
-
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:5080 -
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:2556 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77450408bd213a02cde73938a9637ac5.exe"3⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2780 -
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:2396 -
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:4856
-
-
-
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:5100 -
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:3900
-
-
-
C:\Windows\SysWOW64\notepad.exenotepad4⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3668
-
-
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:4644 -
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
- Suspicious use of WriteProcessMemory
PID:3616 -
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:3196 -
C:\Windows\SysWOW64\notepad.exenotepad7⤵
- System Location Discovery: System Language Discovery
PID:4060
-
-
-
-
-
-
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
-
Filesize
30.5MB
MD577450408bd213a02cde73938a9637ac5
SHA142646441beb6ffd2b32e5bbe6421af1c03c50e24
SHA2563b92f81a930e9ec017e3cab0afeb1314570390f7ec19ba94a5be367eb91e4b83
SHA512d212daa81277715a478726d1de8ebe1b2b7cfc610629a67e343b84f6e7df7b98529e4832c43845b89f76034e7f8f0ae1595ced4b24667f23e79f93b81a680d5c