darkcomet | daadde44c8f95623f5d49dee98b69a9e929a4e15c02bbaef9ade1a3a5c8362f6

Processes:

573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe

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\\Memory\\System.exe"	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe

Modifies firewall policy service 2 TTPs 3 IoCs

evasion

Modify Registry

Windows Service

T1543.003

Processes:

System.exe

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

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

System.exe

description ioc process

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

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

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

System.exe

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

Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exeattrib.exe

pid process

3464 attrib.exe
2628 attrib.exe

pid	process
3464	attrib.exe
2628	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

Processes:

573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

System.exe

pid process

2056 System.exe

pid	process
2056	System.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

System.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exeSystem.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Memory\\System.exe"	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Memory\\System.exe"	System.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

Processes:

573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exeSystem.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeSecurityPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeSystemtimePrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeBackupPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeRestorePrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeShutdownPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeDebugPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeUndockPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeManageVolumePrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeImpersonatePrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: 33	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: 34	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: 35	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: 36	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2056	System.exe
Token: SeSecurityPrivilege	2056	System.exe
Token: SeTakeOwnershipPrivilege	2056	System.exe
Token: SeLoadDriverPrivilege	2056	System.exe
Token: SeSystemProfilePrivilege	2056	System.exe
Token: SeSystemtimePrivilege	2056	System.exe
Token: SeProfSingleProcessPrivilege	2056	System.exe
Token: SeIncBasePriorityPrivilege	2056	System.exe
Token: SeCreatePagefilePrivilege	2056	System.exe
Token: SeBackupPrivilege	2056	System.exe
Token: SeRestorePrivilege	2056	System.exe
Token: SeShutdownPrivilege	2056	System.exe
Token: SeDebugPrivilege	2056	System.exe
Token: SeSystemEnvironmentPrivilege	2056	System.exe
Token: SeChangeNotifyPrivilege	2056	System.exe
Token: SeRemoteShutdownPrivilege	2056	System.exe
Token: SeUndockPrivilege	2056	System.exe
Token: SeManageVolumePrivilege	2056	System.exe
Token: SeImpersonatePrivilege	2056	System.exe
Token: SeCreateGlobalPrivilege	2056	System.exe
Token: 33	2056	System.exe
Token: 34	2056	System.exe
Token: 35	2056	System.exe
Token: 36	2056	System.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

System.exe

pid process

2056 System.exe

pid	process
2056	System.exe

Suspicious use of WriteProcessMemory 37 IoCs

Processes:

573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.execmd.execmd.exeSystem.exe

description	pid	process	target process
PID 4280 wrote to memory of 1296	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	cmd.exe
PID 4280 wrote to memory of 1296	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	cmd.exe
PID 4280 wrote to memory of 1296	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	cmd.exe
PID 4280 wrote to memory of 3140	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	cmd.exe
PID 4280 wrote to memory of 3140	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	cmd.exe
PID 4280 wrote to memory of 3140	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	cmd.exe
PID 3140 wrote to memory of 3464	3140	cmd.exe	attrib.exe
PID 3140 wrote to memory of 3464	3140	cmd.exe	attrib.exe
PID 3140 wrote to memory of 3464	3140	cmd.exe	attrib.exe
PID 1296 wrote to memory of 2628	1296	cmd.exe	attrib.exe
PID 1296 wrote to memory of 2628	1296	cmd.exe	attrib.exe
PID 1296 wrote to memory of 2628	1296	cmd.exe	attrib.exe
PID 4280 wrote to memory of 2056	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	System.exe
PID 4280 wrote to memory of 2056	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	System.exe
PID 4280 wrote to memory of 2056	4280	573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe	System.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe
PID 2056 wrote to memory of 4340	2056	System.exe	notepad.exe

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

Processes:

System.exe

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

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exeattrib.exe

pid process

3464 attrib.exe
2628 attrib.exe

pid	process
3464	attrib.exe
2628	attrib.exe

C:\Users\Admin\AppData\Local\Temp\573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4280

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe" +s +h
2⤵
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\573dd6b96b2cb193e39ab445b2e83394_JaffaCakes118.exe" +s +h
3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2628

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
2⤵
- Suspicious use of WriteProcessMemory
PID:3140

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:3464

C:\Users\Admin\AppData\Roaming\Memory\System.exe
"C:\Users\Admin\AppData\Roaming\Memory\System.exe"
2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2056

C:\Windows\SysWOW64\notepad.exe
notepad
3⤵
PID:4340

Network

MITRE ATT&CK Matrix ATT&CK v13

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

T1543.003

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

T1543.003

Defense Evasion

Modify Registry

7

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Query Registry

T1012

System Information Discovery