darkcomet | c2cb7de1fa79e90bae1bf2cb1ecc9ada1fb4c88a8092dbcac5332e82837a5172

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\\MSDCSC\\msdcsc.exe"	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.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\EnableFirewall = "0"	msdcsc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	msdcsc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	msdcsc.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"	msdcsc.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"	msdcsc.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
828	attrib.exe
2496	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
2876	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.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"	msdcsc.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe"	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe"	msdcsc.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 7 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	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2876	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeSecurityPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeTakeOwnershipPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeLoadDriverPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeSystemProfilePrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeSystemtimePrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeProfSingleProcessPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeIncBasePriorityPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeCreatePagefilePrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeBackupPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeRestorePrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeShutdownPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeDebugPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeSystemEnvironmentPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeChangeNotifyPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeRemoteShutdownPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeUndockPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeManageVolumePrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeImpersonatePrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeCreateGlobalPrivilege	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: 33	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: 34	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: 35	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
Token: SeIncreaseQuotaPrivilege	2876	msdcsc.exe
Token: SeSecurityPrivilege	2876	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2876	msdcsc.exe
Token: SeLoadDriverPrivilege	2876	msdcsc.exe
Token: SeSystemProfilePrivilege	2876	msdcsc.exe
Token: SeSystemtimePrivilege	2876	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2876	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2876	msdcsc.exe
Token: SeCreatePagefilePrivilege	2876	msdcsc.exe
Token: SeBackupPrivilege	2876	msdcsc.exe
Token: SeRestorePrivilege	2876	msdcsc.exe
Token: SeShutdownPrivilege	2876	msdcsc.exe
Token: SeDebugPrivilege	2876	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2876	msdcsc.exe
Token: SeChangeNotifyPrivilege	2876	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2876	msdcsc.exe
Token: SeUndockPrivilege	2876	msdcsc.exe
Token: SeManageVolumePrivilege	2876	msdcsc.exe
Token: SeImpersonatePrivilege	2876	msdcsc.exe
Token: SeCreateGlobalPrivilege	2876	msdcsc.exe
Token: 33	2876	msdcsc.exe
Token: 34	2876	msdcsc.exe
Token: 35	2876	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2876	msdcsc.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2052	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	29
PID 2148 wrote to memory of 2052	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	29
PID 2148 wrote to memory of 2052	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	29
PID 2148 wrote to memory of 2052	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	29
PID 2148 wrote to memory of 1716	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	31
PID 2148 wrote to memory of 1716	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	31
PID 2148 wrote to memory of 1716	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	31
PID 2148 wrote to memory of 1716	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	31
PID 2052 wrote to memory of 828	2052	cmd.exe	33
PID 2052 wrote to memory of 828	2052	cmd.exe	33
PID 2052 wrote to memory of 828	2052	cmd.exe	33
PID 2052 wrote to memory of 828	2052	cmd.exe	33
PID 1716 wrote to memory of 2496	1716	cmd.exe	34
PID 1716 wrote to memory of 2496	1716	cmd.exe	34
PID 1716 wrote to memory of 2496	1716	cmd.exe	34
PID 1716 wrote to memory of 2496	1716	cmd.exe	34
PID 2148 wrote to memory of 2876	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	35
PID 2148 wrote to memory of 2876	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	35
PID 2148 wrote to memory of 2876	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	35
PID 2148 wrote to memory of 2876	2148	JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe	35
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36
PID 2876 wrote to memory of 2688	2876	msdcsc.exe	36

Views/modifies file attributes 1 TTPs 2 IoCs

Hidden Files and Directories

T1564.001

pid	Process
828	attrib.exe
2496	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2052
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e700602edebb18a11aa1b32c5d5d9900.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:828
- 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:1716
- - 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:2496
- C:\Users\Admin\AppData\Roaming\MSDCSC\msdcsc.exe
  "C:\Users\Admin\AppData\Roaming\MSDCSC\msdcsc.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - 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:2876
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2688

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