Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13/10/2024, 13:18
Static task
static1
Behavioral task
behavioral1
Sample
401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe
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Size
688KB
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MD5
401198bad9bc878a9f661e872334bde7
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SHA1
002545f0c46de67e60d97773726c2c34fa207dad
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SHA256
98f4541cf8a2f3e1e22c0e864973c9b6000fbafba9946eaa4f9fbeccd2599d1e
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SHA512
7d441856c111434e823c5f00a25f20a8a7a9633198dedab26ef95242f8ddd9f8e335811880c2eb6931d27b8b65b72307c3c9334a900233e5998eda315b76fbb8
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SSDEEP
12288:t+7YHb6n8562HJDi8LJM+L5oLMT7Q0bGiL7d1A/6XZt9m4mh:dGn85pptL+7iQK1ACXZtI4u
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeSecurityPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeLoadDriverPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeSystemProfilePrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeSystemtimePrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeBackupPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeRestorePrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeShutdownPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeDebugPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeUndockPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeManageVolumePrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeImpersonatePrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: 33 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: 34 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: 35 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe Token: 36 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4788 401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\401198bad9bc878a9f661e872334bde7_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- Windows security modification
- 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 SetWindowsHookEx
PID:4788
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1