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

Executes dropped EXE 3 IoCs

Processes:

(1) SRPROXY.EXEaplication.exeaplication.exe

pid	Process
2112	(1) SRPROXY.EXE
1696	aplication.exe
2612	aplication.exe

Loads dropped DLL 2 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

pid	Process
2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

VMProtect packed file 5 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/files/0x0008000000016d13-27.dat	vmprotect
behavioral1/memory/2400-33-0x00000000037E0000-0x00000000038C6000-memory.dmp	vmprotect
behavioral1/memory/2112-36-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect
behavioral1/memory/2112-37-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect
behavioral1/memory/2112-82-0x0000000000400000-0x00000000004E6000-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\AntiVirusDisableNotify = "1"	aplication.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\aplication = "C:\\aplication.exe"	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

(1) SRPROXY.EXE

pid	Process
2112	(1) SRPROXY.EXE

Suspicious use of SetThreadContext 2 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	pid	Process	procid_target
PID 2440 set thread context of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 1696 set thread context of 2612	1696	aplication.exe	31

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.exe(1) SRPROXY.EXEaplication.exeaplication.exe58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.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	(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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

aplication.exe

pid	Process
2612	aplication.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSecurityPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeBackupPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeRestorePrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeShutdownPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeDebugPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeUndockPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 33	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 34	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: 35	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2612	aplication.exe
Token: SeSecurityPrivilege	2612	aplication.exe
Token: SeTakeOwnershipPrivilege	2612	aplication.exe
Token: SeLoadDriverPrivilege	2612	aplication.exe
Token: SeSystemProfilePrivilege	2612	aplication.exe
Token: SeSystemtimePrivilege	2612	aplication.exe
Token: SeProfSingleProcessPrivilege	2612	aplication.exe
Token: SeIncBasePriorityPrivilege	2612	aplication.exe
Token: SeCreatePagefilePrivilege	2612	aplication.exe
Token: SeBackupPrivilege	2612	aplication.exe
Token: SeRestorePrivilege	2612	aplication.exe
Token: SeShutdownPrivilege	2612	aplication.exe
Token: SeDebugPrivilege	2612	aplication.exe
Token: SeSystemEnvironmentPrivilege	2612	aplication.exe
Token: SeChangeNotifyPrivilege	2612	aplication.exe
Token: SeRemoteShutdownPrivilege	2612	aplication.exe
Token: SeUndockPrivilege	2612	aplication.exe
Token: SeManageVolumePrivilege	2612	aplication.exe
Token: SeImpersonatePrivilege	2612	aplication.exe
Token: SeCreateGlobalPrivilege	2612	aplication.exe
Token: 33	2612	aplication.exe
Token: 34	2612	aplication.exe
Token: 35	2612	aplication.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

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

pid	Process
2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
2112	(1) SRPROXY.EXE
2112	(1) SRPROXY.EXE
1696	aplication.exe
2612	aplication.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exeaplication.exe

description	pid	Process	procid_target
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2400	2440	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	28
PID 2400 wrote to memory of 2112	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	29
PID 2400 wrote to memory of 2112	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	29
PID 2400 wrote to memory of 2112	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	29
PID 2400 wrote to memory of 2112	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	29
PID 2400 wrote to memory of 1696	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	30
PID 2400 wrote to memory of 1696	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	30
PID 2400 wrote to memory of 1696	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	30
PID 2400 wrote to memory of 1696	2400	58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe	30
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31
PID 1696 wrote to memory of 2612	1696	aplication.exe	31

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:2440
- C:\Users\Admin\AppData\Local\Temp\58dd997ca3bdd6ef33fd97e26376c293_JaffaCakes118.exe
  2⤵
  - Modifies WinLogon for persistence
  - Checks BIOS information in registry
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2400
- - 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:2112
- - 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:1696
  - - 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:2612

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