darkcomet | 5602dc4ee9aae29d7504d940a62460a0a622df060067141940fbab1f99ea3627

Processes:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe"	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

explorer.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" explorer.exe

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

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

explorer.exe

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

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

Processes:

explorer.exe0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exenotepad.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe"	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe"	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe

description pid process target process

PID 4712 set thread context of 832 4712 0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe explorer.exe

description	pid	process	target process
PID 4712 set thread context of 832	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	explorer.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:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	explorer.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

Processes:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exeexplorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	explorer.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exeexplorer.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeSecurityPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeSystemtimePrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeBackupPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeRestorePrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeShutdownPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeDebugPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeUndockPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeManageVolumePrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeImpersonatePrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: 33	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: 34	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: 35	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: 36	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	832	explorer.exe
Token: SeSecurityPrivilege	832	explorer.exe
Token: SeTakeOwnershipPrivilege	832	explorer.exe
Token: SeLoadDriverPrivilege	832	explorer.exe
Token: SeSystemProfilePrivilege	832	explorer.exe
Token: SeSystemtimePrivilege	832	explorer.exe
Token: SeProfSingleProcessPrivilege	832	explorer.exe
Token: SeIncBasePriorityPrivilege	832	explorer.exe
Token: SeCreatePagefilePrivilege	832	explorer.exe
Token: SeBackupPrivilege	832	explorer.exe
Token: SeRestorePrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeDebugPrivilege	832	explorer.exe
Token: SeSystemEnvironmentPrivilege	832	explorer.exe
Token: SeChangeNotifyPrivilege	832	explorer.exe
Token: SeRemoteShutdownPrivilege	832	explorer.exe
Token: SeUndockPrivilege	832	explorer.exe
Token: SeManageVolumePrivilege	832	explorer.exe
Token: SeImpersonatePrivilege	832	explorer.exe
Token: SeCreateGlobalPrivilege	832	explorer.exe
Token: 33	832	explorer.exe
Token: 34	832	explorer.exe
Token: 35	832	explorer.exe
Token: 36	832	explorer.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe

description	pid	process	target process
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 4580	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	notepad.exe
PID 4712 wrote to memory of 832	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	explorer.exe
PID 4712 wrote to memory of 832	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	explorer.exe
PID 4712 wrote to memory of 832	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	explorer.exe
PID 4712 wrote to memory of 832	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	explorer.exe
PID 4712 wrote to memory of 832	4712	0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0313cae4ce5d7aa9a3304ba15ebc5bff_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4712

C:\Windows\SysWOW64\notepad.exe
notepad
2⤵
- Adds Run key to start application
PID:4580

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:832

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

4

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Query Registry

3

System Information Discovery

3