darkcomet | c826da234f7b52da2164469468b3d37cda4f8928d2f33f17053279409a8a4ea3

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\aplication.exe"	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 3 IoCs

evasion

Modify Registry

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

aplication.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	aplication.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "1"	aplication.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	aplication.exe

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

aplication.exe

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

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	aplication.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

Executes dropped EXE 3 IoCs

Processes:

(1) SRPROXY.EXEaplication.exeaplication.exe

pid	Process
1776	(1) SRPROXY.EXE
4340	aplication.exe
3988	aplication.exe

VMProtect packed file 4 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral2/files/0x0007000000023ca2-16.dat	vmprotect
behavioral2/memory/1776-22-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect
behavioral2/memory/1776-24-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect
behavioral2/memory/1776-98-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

aplication.exe

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aplication = "C:\\aplication.exe"	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

(1) SRPROXY.EXE

pid	Process
1776	(1) SRPROXY.EXE

Suspicious use of SetThreadContext 2 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	pid	Process	procid_target
PID 2216 set thread context of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 4340 set thread context of 3988	4340	aplication.exe	90

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 5 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

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe(1) SRPROXY.EXEaplication.exeaplication.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	(1) SRPROXY.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aplication.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aplication.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:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	aplication.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	aplication.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	aplication.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	aplication.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	aplication.exe

Modifies registry class 1 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

aplication.exe

pid	Process
3988	aplication.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSecurityPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeBackupPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeRestorePrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeShutdownPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeDebugPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeUndockPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 33	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 34	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 35	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 36	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3988	aplication.exe
Token: SeSecurityPrivilege	3988	aplication.exe
Token: SeTakeOwnershipPrivilege	3988	aplication.exe
Token: SeLoadDriverPrivilege	3988	aplication.exe
Token: SeSystemProfilePrivilege	3988	aplication.exe
Token: SeSystemtimePrivilege	3988	aplication.exe
Token: SeProfSingleProcessPrivilege	3988	aplication.exe
Token: SeIncBasePriorityPrivilege	3988	aplication.exe
Token: SeCreatePagefilePrivilege	3988	aplication.exe
Token: SeBackupPrivilege	3988	aplication.exe
Token: SeRestorePrivilege	3988	aplication.exe
Token: SeShutdownPrivilege	3988	aplication.exe
Token: SeDebugPrivilege	3988	aplication.exe
Token: SeSystemEnvironmentPrivilege	3988	aplication.exe
Token: SeChangeNotifyPrivilege	3988	aplication.exe
Token: SeRemoteShutdownPrivilege	3988	aplication.exe
Token: SeUndockPrivilege	3988	aplication.exe
Token: SeManageVolumePrivilege	3988	aplication.exe
Token: SeImpersonatePrivilege	3988	aplication.exe
Token: SeCreateGlobalPrivilege	3988	aplication.exe
Token: 33	3988	aplication.exe
Token: 34	3988	aplication.exe
Token: 35	3988	aplication.exe
Token: 36	3988	aplication.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe(1) SRPROXY.EXEaplication.exeaplication.exe

pid	Process
2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
1776	(1) SRPROXY.EXE
1776	(1) SRPROXY.EXE
4340	aplication.exe
3988	aplication.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	pid	Process	procid_target
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2216 wrote to memory of 2480	2216	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	85
PID 2480 wrote to memory of 1776	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	86
PID 2480 wrote to memory of 1776	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	86
PID 2480 wrote to memory of 1776	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	86
PID 2480 wrote to memory of 4340	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	89
PID 2480 wrote to memory of 4340	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	89
PID 2480 wrote to memory of 4340	2480	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	89
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90
PID 4340 wrote to memory of 3988	4340	aplication.exe	90

C:\Users\Admin\AppData\Local\Temp\58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
  2⤵
  - Modifies WinLogon for persistence
  - Checks BIOS information in registry
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2480
- - C:\Users\Admin\AppData\Local\Temp\(1) SRPROXY.EXE
    "C:\Users\Admin\AppData\Local\Temp\(1) SRPROXY.EXE"
    3⤵
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:1776
- - C:\aplication.exe
    "C:\aplication.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4340
  - - C:\aplication.exe
      4⤵
      Modifies firewall policy service
      Windows security bypass
      Checks BIOS information in registry
      Executes dropped EXE
      Windows security modification
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:3988

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

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

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery