darkcomet | d678659ae27cccb968254b6697cf4f2dc2da9f789a6cc1a7d9b8e0ff8beadd1c

System Information Discovery

Processes:

ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exeexplorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exenotepad.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe"	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe"	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe

description pid process target process

PID 2332 set thread context of 4976 2332 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe explorer.exe

description	pid	process	target process
PID 2332 set thread context of 4976	2332	ffbd76b0e495188604e247095f09c98d_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:

explorer.exeffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	ffbd76b0e495188604e247095f09c98d_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

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

Processes:

explorer.exeffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exeexplorer.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeSecurityPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeBackupPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeRestorePrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeShutdownPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeDebugPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeUndockPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: 33	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: 34	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: 35	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: 36	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	4976	explorer.exe
Token: SeSecurityPrivilege	4976	explorer.exe
Token: SeTakeOwnershipPrivilege	4976	explorer.exe
Token: SeLoadDriverPrivilege	4976	explorer.exe
Token: SeSystemProfilePrivilege	4976	explorer.exe
Token: SeSystemtimePrivilege	4976	explorer.exe
Token: SeProfSingleProcessPrivilege	4976	explorer.exe
Token: SeIncBasePriorityPrivilege	4976	explorer.exe
Token: SeCreatePagefilePrivilege	4976	explorer.exe
Token: SeBackupPrivilege	4976	explorer.exe
Token: SeRestorePrivilege	4976	explorer.exe
Token: SeShutdownPrivilege	4976	explorer.exe
Token: SeDebugPrivilege	4976	explorer.exe
Token: SeSystemEnvironmentPrivilege	4976	explorer.exe
Token: SeChangeNotifyPrivilege	4976	explorer.exe
Token: SeRemoteShutdownPrivilege	4976	explorer.exe
Token: SeUndockPrivilege	4976	explorer.exe
Token: SeManageVolumePrivilege	4976	explorer.exe
Token: SeImpersonatePrivilege	4976	explorer.exe
Token: SeCreateGlobalPrivilege	4976	explorer.exe
Token: 33	4976	explorer.exe
Token: 34	4976	explorer.exe
Token: 35	4976	explorer.exe
Token: 36	4976	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

explorer.exe

pid process

4976 explorer.exe

pid	process
4976	explorer.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe

description	pid	process	target process
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 548	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	notepad.exe
PID 2332 wrote to memory of 4976	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	explorer.exe
PID 2332 wrote to memory of 4976	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	explorer.exe
PID 2332 wrote to memory of 4976	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	explorer.exe
PID 2332 wrote to memory of 4976	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	explorer.exe
PID 2332 wrote to memory of 4976	2332	ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ffbd76b0e495188604e247095f09c98d_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:2332

C:\Windows\SysWOW64\notepad.exe
notepad
2⤵
- Adds Run key to start application
PID:548

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
- Suspicious use of SetWindowsHookEx
PID:4976

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1328 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
1⤵
PID:2892

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

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Query Registry

3

System Information Discovery

3