darkcomet | e30b11468667da8d6823ecddb4c1ee20eca12b0f48c4920b66bd0a3639c3ecb8

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"	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 3 IoCs

Modify Registry

Windows Service

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	msdcsc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	msdcsc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	msdcsc.exe

Modifies security service 2 TTPs 1 IoCs

Modify Registry

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	msdcsc.exe

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe

Disables RegEdit via registry modification 1 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe

Disables Task Manager via registry modification
evasion

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
3688	msdcsc.exe
3276	msdcsc.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4456 set thread context of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 3688 set thread context of 3276	3688	msdcsc.exe	90

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeSecurityPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeSystemtimePrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeBackupPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeRestorePrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeShutdownPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeDebugPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeUndockPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeManageVolumePrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeImpersonatePrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: 33	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: 34	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: 35	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: 36	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3276	msdcsc.exe
Token: SeSecurityPrivilege	3276	msdcsc.exe
Token: SeTakeOwnershipPrivilege	3276	msdcsc.exe
Token: SeLoadDriverPrivilege	3276	msdcsc.exe
Token: SeSystemProfilePrivilege	3276	msdcsc.exe
Token: SeSystemtimePrivilege	3276	msdcsc.exe
Token: SeProfSingleProcessPrivilege	3276	msdcsc.exe
Token: SeIncBasePriorityPrivilege	3276	msdcsc.exe
Token: SeCreatePagefilePrivilege	3276	msdcsc.exe
Token: SeBackupPrivilege	3276	msdcsc.exe
Token: SeRestorePrivilege	3276	msdcsc.exe
Token: SeShutdownPrivilege	3276	msdcsc.exe
Token: SeDebugPrivilege	3276	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	3276	msdcsc.exe
Token: SeChangeNotifyPrivilege	3276	msdcsc.exe
Token: SeRemoteShutdownPrivilege	3276	msdcsc.exe
Token: SeUndockPrivilege	3276	msdcsc.exe
Token: SeManageVolumePrivilege	3276	msdcsc.exe
Token: SeImpersonatePrivilege	3276	msdcsc.exe
Token: SeCreateGlobalPrivilege	3276	msdcsc.exe
Token: 33	3276	msdcsc.exe
Token: 34	3276	msdcsc.exe
Token: 35	3276	msdcsc.exe
Token: 36	3276	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3276	msdcsc.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 4456 wrote to memory of 228	4456	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	88
PID 228 wrote to memory of 3688	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	89
PID 228 wrote to memory of 3688	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	89
PID 228 wrote to memory of 3688	228	6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe	89
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90
PID 3688 wrote to memory of 3276	3688	msdcsc.exe	90

System policy modification 1 TTPs 3 IoCs

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	msdcsc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	msdcsc.exe

C:\Users\Admin\AppData\Local\Temp\6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Users\Admin\AppData\Local\Temp\6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\6bca1b1d30c05d930ed2c8f25ed17643_JaffaCakes118.exe
  2⤵
  - 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:228
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3688
  - - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      4⤵
      Modifies firewall policy service
      Modifies security service
      Windows security bypass
      Disables RegEdit via registry modification
      Executes dropped EXE
      Windows security modification
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:3276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry