darkcomet | 28f1985d46fc6d99f608c31cfac9e58ed791ba5c8e6f4750b2e95604c03d68ac

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\System32\\SysConf.exe"	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe

Modifies firewall policy service 3 TTPs 3 IoCs

Modify Registry

Windows Service

Disable or Modify System Firewall

T1562.004

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

Windows security bypass 2 TTPs 1 IoCs

defense_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"	SysConf.exe

Disables RegEdit via registry modification 1 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	SysConf.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
5068	attrib.exe
2708	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe

Deletes itself 1 IoCs

pid	Process
1412	notepad.exe

Executes dropped EXE 1 IoCs

pid	Process
1392	SysConf.exe

Windows security modification 2 TTPs 1 IoCs

defense_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"	SysConf.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemConf = "C:\\Windows\\system32\\System32\\SysConf.exe"	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemConf = "C:\\Windows\\system32\\System32\\SysConf.exe"	SysConf.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\System32\SysConf.exe	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
File opened for modification	C:\Windows\SysWOW64\System32\	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
File created	C:\Windows\SysWOW64\System32\SysConf.exe	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe

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 8 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	SysConf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1392	SysConf.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeSecurityPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeTakeOwnershipPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeLoadDriverPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeSystemProfilePrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeSystemtimePrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeProfSingleProcessPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeIncBasePriorityPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeCreatePagefilePrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeBackupPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeRestorePrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeShutdownPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeDebugPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeSystemEnvironmentPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeChangeNotifyPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeRemoteShutdownPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeUndockPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeManageVolumePrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeImpersonatePrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeCreateGlobalPrivilege	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: 33	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: 34	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: 35	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: 36	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
Token: SeIncreaseQuotaPrivilege	1392	SysConf.exe
Token: SeSecurityPrivilege	1392	SysConf.exe
Token: SeTakeOwnershipPrivilege	1392	SysConf.exe
Token: SeLoadDriverPrivilege	1392	SysConf.exe
Token: SeSystemProfilePrivilege	1392	SysConf.exe
Token: SeSystemtimePrivilege	1392	SysConf.exe
Token: SeProfSingleProcessPrivilege	1392	SysConf.exe
Token: SeIncBasePriorityPrivilege	1392	SysConf.exe
Token: SeCreatePagefilePrivilege	1392	SysConf.exe
Token: SeBackupPrivilege	1392	SysConf.exe
Token: SeRestorePrivilege	1392	SysConf.exe
Token: SeShutdownPrivilege	1392	SysConf.exe
Token: SeDebugPrivilege	1392	SysConf.exe
Token: SeSystemEnvironmentPrivilege	1392	SysConf.exe
Token: SeChangeNotifyPrivilege	1392	SysConf.exe
Token: SeRemoteShutdownPrivilege	1392	SysConf.exe
Token: SeUndockPrivilege	1392	SysConf.exe
Token: SeManageVolumePrivilege	1392	SysConf.exe
Token: SeImpersonatePrivilege	1392	SysConf.exe
Token: SeCreateGlobalPrivilege	1392	SysConf.exe
Token: 33	1392	SysConf.exe
Token: 34	1392	SysConf.exe
Token: 35	1392	SysConf.exe
Token: 36	1392	SysConf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1392	SysConf.exe

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 3056	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	84
PID 1856 wrote to memory of 3056	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	84
PID 1856 wrote to memory of 3056	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	84
PID 1856 wrote to memory of 2984	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	86
PID 1856 wrote to memory of 2984	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	86
PID 1856 wrote to memory of 2984	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	86
PID 3056 wrote to memory of 5068	3056	cmd.exe	88
PID 3056 wrote to memory of 5068	3056	cmd.exe	88
PID 3056 wrote to memory of 5068	3056	cmd.exe	88
PID 2984 wrote to memory of 2708	2984	cmd.exe	89
PID 2984 wrote to memory of 2708	2984	cmd.exe	89
PID 2984 wrote to memory of 2708	2984	cmd.exe	89
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1412	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	90
PID 1856 wrote to memory of 1392	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	91
PID 1856 wrote to memory of 1392	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	91
PID 1856 wrote to memory of 1392	1856	JaffaCakes118_2f282f2f5db406a975515e760c737064.exe	91
PID 1392 wrote to memory of 1444	1392	SysConf.exe	92
PID 1392 wrote to memory of 1444	1392	SysConf.exe	92
PID 1392 wrote to memory of 1444	1392	SysConf.exe	92
PID 1392 wrote to memory of 2128	1392	SysConf.exe	93
PID 1392 wrote to memory of 2128	1392	SysConf.exe	93
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94
PID 1392 wrote to memory of 2248	1392	SysConf.exe	94

Views/modifies file attributes 1 TTPs 2 IoCs

Hidden Files and Directories

T1564.001

pid	Process
5068	attrib.exe
2708	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f282f2f5db406a975515e760c737064.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f282f2f5db406a975515e760c737064.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f282f2f5db406a975515e760c737064.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f282f2f5db406a975515e760c737064.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:5068
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2708
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1412
- C:\Windows\SysWOW64\System32\SysConf.exe
  "C:\Windows\system32\System32\SysConf.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Windows security modification
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1392
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:1444
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    PID:2128
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2248

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