darkcomet | c4c8030515830674d193bbc206b1e7e24f8b37fd3622bf0360c8ac898fbc09d6

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\Windows\\explorer.exe"	80dba74db71df9c685d95d9ed424259b_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	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	explorer.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"	explorer.exe

Windows security bypass 2 TTPs 1 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"	explorer.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

Hidden Files and Directories

T1564.001

pid	Process
1880	attrib.exe
1616	attrib.exe

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
1400	notepad.exe

Executes dropped EXE 2 IoCs

pid	Process
968	explorer.exe
3760	explorer.exe

Windows security modification 2 TTPs 1 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"	explorer.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Explorateur Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\explorer.exe"	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Explorateur Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\explorer.exe"	explorer.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2232-12-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe
behavioral2/memory/968-88-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2232 set thread context of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 968 set thread context of 3760	968	explorer.exe	96

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2232-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/memory/2232-12-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/files/0x0007000000023c83-20.dat	upx
behavioral2/memory/968-88-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

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 9 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	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.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	attrib.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeSecurityPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeBackupPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeRestorePrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeShutdownPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeDebugPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeUndockPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: 33	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: 34	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: 35	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: 36	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3760	explorer.exe
Token: SeSecurityPrivilege	3760	explorer.exe
Token: SeTakeOwnershipPrivilege	3760	explorer.exe
Token: SeLoadDriverPrivilege	3760	explorer.exe
Token: SeSystemProfilePrivilege	3760	explorer.exe
Token: SeSystemtimePrivilege	3760	explorer.exe
Token: SeProfSingleProcessPrivilege	3760	explorer.exe
Token: SeIncBasePriorityPrivilege	3760	explorer.exe
Token: SeCreatePagefilePrivilege	3760	explorer.exe
Token: SeBackupPrivilege	3760	explorer.exe
Token: SeRestorePrivilege	3760	explorer.exe
Token: SeShutdownPrivilege	3760	explorer.exe
Token: SeDebugPrivilege	3760	explorer.exe
Token: SeSystemEnvironmentPrivilege	3760	explorer.exe
Token: SeChangeNotifyPrivilege	3760	explorer.exe
Token: SeRemoteShutdownPrivilege	3760	explorer.exe
Token: SeUndockPrivilege	3760	explorer.exe
Token: SeManageVolumePrivilege	3760	explorer.exe
Token: SeImpersonatePrivilege	3760	explorer.exe
Token: SeCreateGlobalPrivilege	3760	explorer.exe
Token: 33	3760	explorer.exe
Token: 34	3760	explorer.exe
Token: 35	3760	explorer.exe
Token: 36	3760	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3760	explorer.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2232 wrote to memory of 2788	2232	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	85
PID 2788 wrote to memory of 2712	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	88
PID 2788 wrote to memory of 2712	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	88
PID 2788 wrote to memory of 2712	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	88
PID 2788 wrote to memory of 2144	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	89
PID 2788 wrote to memory of 2144	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	89
PID 2788 wrote to memory of 2144	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	89
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2788 wrote to memory of 1400	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	91
PID 2144 wrote to memory of 1880	2144	cmd.exe	93
PID 2144 wrote to memory of 1880	2144	cmd.exe	93
PID 2144 wrote to memory of 1880	2144	cmd.exe	93
PID 2712 wrote to memory of 1616	2712	cmd.exe	94
PID 2712 wrote to memory of 1616	2712	cmd.exe	94
PID 2712 wrote to memory of 1616	2712	cmd.exe	94
PID 2788 wrote to memory of 968	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	95
PID 2788 wrote to memory of 968	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	95
PID 2788 wrote to memory of 968	2788	80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe	95
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96
PID 968 wrote to memory of 3760	968	explorer.exe	96

System policy modification 1 TTPs 3 IoCs

Modify Registry

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

Views/modifies file attributes 1 TTPs 2 IoCs

Hidden Files and Directories

T1564.001

pid	Process
1880	attrib.exe
1616	attrib.exe

C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2712
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:1616
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2144
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:1880
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1400
- - C:\Users\Admin\AppData\Roaming\Windows\explorer.exe
    "C:\Users\Admin\AppData\Roaming\Windows\explorer.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:968
  - - C:\Users\Admin\AppData\Roaming\Windows\explorer.exe
      "C:\Users\Admin\AppData\Roaming\Windows\explorer.exe"
      4⤵
      Modifies firewall policy service
      Modifies security service
      Windows security bypass
      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:3760

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry