Analysis
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max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
21-04-2024 16:53
Behavioral task
behavioral1
Sample
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Resource
win7-20231129-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
12 signatures
150 seconds
General
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Target
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe
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Size
756KB
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MD5
ffbd76b0e495188604e247095f09c98d
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SHA1
f6f9e1443990eb4bc18d520ae419abc4304fcd33
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SHA256
d678659ae27cccb968254b6697cf4f2dc2da9f789a6cc1a7d9b8e0ff8beadd1c
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SHA512
7fd0b3c9685180c3a3daf28d930591607ee4ab949aee296ea8311f490102bc8c7f67a7586e1adf0bb44ce5a778dafbbca62fd031a231917b2cb6fbeeca85e2b9
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SSDEEP
12288:F9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKW:jAQ6Zx9cxTmOrucTIEFSpOGl
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe -
Modifies security service 2 TTPs 1 IoCs
Processes:
explorer.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" explorer.exe -
Processes:
explorer.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exenotepad.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exedescription pid Process procid_target PID 2468 set thread context of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29 -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
explorer.exeffbd76b0e495188604e247095f09c98d_JaffaCakes118.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exeexplorer.exedescription pid Process Token: SeIncreaseQuotaPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeSecurityPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeSystemtimePrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeBackupPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeRestorePrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeShutdownPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeDebugPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeUndockPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeManageVolumePrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeImpersonatePrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: 33 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: 34 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: 35 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2740 explorer.exe Token: SeSecurityPrivilege 2740 explorer.exe Token: SeTakeOwnershipPrivilege 2740 explorer.exe Token: SeLoadDriverPrivilege 2740 explorer.exe Token: SeSystemProfilePrivilege 2740 explorer.exe Token: SeSystemtimePrivilege 2740 explorer.exe Token: SeProfSingleProcessPrivilege 2740 explorer.exe Token: SeIncBasePriorityPrivilege 2740 explorer.exe Token: SeCreatePagefilePrivilege 2740 explorer.exe Token: SeBackupPrivilege 2740 explorer.exe Token: SeRestorePrivilege 2740 explorer.exe Token: SeShutdownPrivilege 2740 explorer.exe Token: SeDebugPrivilege 2740 explorer.exe Token: SeSystemEnvironmentPrivilege 2740 explorer.exe Token: SeChangeNotifyPrivilege 2740 explorer.exe Token: SeRemoteShutdownPrivilege 2740 explorer.exe Token: SeUndockPrivilege 2740 explorer.exe Token: SeManageVolumePrivilege 2740 explorer.exe Token: SeImpersonatePrivilege 2740 explorer.exe Token: SeCreateGlobalPrivilege 2740 explorer.exe Token: 33 2740 explorer.exe Token: 34 2740 explorer.exe Token: 35 2740 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
explorer.exepid Process 2740 explorer.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exedescription pid Process procid_target PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2172 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 28 PID 2468 wrote to memory of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29 PID 2468 wrote to memory of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29 PID 2468 wrote to memory of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29 PID 2468 wrote to memory of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29 PID 2468 wrote to memory of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29 PID 2468 wrote to memory of 2740 2468 ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ffbd76b0e495188604e247095f09c98d_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
PID:2172
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2740
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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
1