darkcomet | 69460fd08183865d32f5f319299449ffcadd08e6759b5aa1a9bc9a0a2e77a97a

System Information Discovery

Processes:

ciara.exeÚÈÏÇáÑÍãä.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	ciara.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	ÚÈÏÇáÑÍãä.exe

Executes dropped EXE 2 IoCs

Processes:

ciara.exeÚÈÏÇáÑÍãä.exe

pid process

2748 ciara.exe
2528 ÚÈÏÇáÑÍãä.exe
Loads dropped DLL 4 IoCs

Processes:

7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.execiara.exe

pid process

2644 7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
2644 7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
2748 ciara.exe
2748 ciara.exe

pid	process
2748	ciara.exe
2528	ÚÈÏÇáÑÍãä.exe

pid	process
2644	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
2644	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
2748	ciara.exe
2748	ciara.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ciara.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\System\\ÚÈÏÇáÑÍãä.exe"	ciara.exe

Drops file in System32 directory 1 IoCs

Processes:

7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe

description ioc process

File created C:\Windows\SysWOW64\ciara.exe 7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\SysWOW64\ciara.exe	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe

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

Processes:

7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exeDllHost.execiara.exeÚÈÏÇáÑÍãä.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ciara.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ÚÈÏÇáÑÍãä.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

Processes:

ÚÈÏÇáÑÍãä.execiara.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	ÚÈÏÇáÑÍãä.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	ÚÈÏÇáÑÍãä.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ciara.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ciara.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	ciara.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	ciara.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ÚÈÏÇáÑÍãä.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ÚÈÏÇáÑÍãä.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

Processes:

ciara.exeÚÈÏÇáÑÍãä.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	ciara.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	ÚÈÏÇáÑÍãä.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

ciara.exeÚÈÏÇáÑÍãä.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2748	ciara.exe
Token: SeSecurityPrivilege	2748	ciara.exe
Token: SeTakeOwnershipPrivilege	2748	ciara.exe
Token: SeLoadDriverPrivilege	2748	ciara.exe
Token: SeSystemProfilePrivilege	2748	ciara.exe
Token: SeSystemtimePrivilege	2748	ciara.exe
Token: SeProfSingleProcessPrivilege	2748	ciara.exe
Token: SeIncBasePriorityPrivilege	2748	ciara.exe
Token: SeCreatePagefilePrivilege	2748	ciara.exe
Token: SeBackupPrivilege	2748	ciara.exe
Token: SeRestorePrivilege	2748	ciara.exe
Token: SeShutdownPrivilege	2748	ciara.exe
Token: SeDebugPrivilege	2748	ciara.exe
Token: SeSystemEnvironmentPrivilege	2748	ciara.exe
Token: SeChangeNotifyPrivilege	2748	ciara.exe
Token: SeRemoteShutdownPrivilege	2748	ciara.exe
Token: SeUndockPrivilege	2748	ciara.exe
Token: SeManageVolumePrivilege	2748	ciara.exe
Token: SeImpersonatePrivilege	2748	ciara.exe
Token: SeCreateGlobalPrivilege	2748	ciara.exe
Token: 33	2748	ciara.exe
Token: 34	2748	ciara.exe
Token: 35	2748	ciara.exe
Token: SeIncreaseQuotaPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeSecurityPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeTakeOwnershipPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeLoadDriverPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeSystemProfilePrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeSystemtimePrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeProfSingleProcessPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeIncBasePriorityPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeCreatePagefilePrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeBackupPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeRestorePrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeShutdownPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeDebugPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeSystemEnvironmentPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeChangeNotifyPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeRemoteShutdownPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeUndockPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeManageVolumePrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeImpersonatePrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: SeCreateGlobalPrivilege	2528	ÚÈÏÇáÑÍãä.exe
Token: 33	2528	ÚÈÏÇáÑÍãä.exe
Token: 34	2528	ÚÈÏÇáÑÍãä.exe
Token: 35	2528	ÚÈÏÇáÑÍãä.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

DllHost.exe

pid process

2800 DllHost.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

DllHost.exe

pid process

2800 DllHost.exe
2800 DllHost.exe

pid	process
2800	DllHost.exe

pid	process
2800	DllHost.exe
2800	DllHost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.execiara.exe

description	pid	process	target process
PID 2644 wrote to memory of 2748	2644	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe	ciara.exe
PID 2644 wrote to memory of 2748	2644	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe	ciara.exe
PID 2644 wrote to memory of 2748	2644	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe	ciara.exe
PID 2644 wrote to memory of 2748	2644	7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe	ciara.exe
PID 2748 wrote to memory of 2528	2748	ciara.exe	ÚÈÏÇáÑÍãä.exe
PID 2748 wrote to memory of 2528	2748	ciara.exe	ÚÈÏÇáÑÍãä.exe
PID 2748 wrote to memory of 2528	2748	ciara.exe	ÚÈÏÇáÑÍãä.exe
PID 2748 wrote to memory of 2528	2748	ciara.exe	ÚÈÏÇáÑÍãä.exe

C:\Users\Admin\AppData\Local\Temp\7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7d4215b25a3d8881a18641d83873ac96_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644

C:\Windows\SysWOW64\ciara.exe
"C:\Windows\System32\ciara.exe"
2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2748

C:\System\ÚÈÏÇáÑÍãä.exe
"C:\System\ÚÈÏÇáÑÍãä.exe"
3⤵
- Checks BIOS information in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2528

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

3

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery