Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22/07/2024, 19:27
Behavioral task
behavioral1
Sample
647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe
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Size
757KB
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MD5
647d88d8c7c177e2aaf429524353fa2d
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SHA1
4263ab251c141d442813e1ceb2c84a3148e7b0fe
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SHA256
e5c419e9bcefe6423700d6162fbc3bd2797e00a06f95310ff44f31c566021a84
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SHA512
af9bef950795191252f0e2bd412a28a7ae2e7d88aaf4a315c9cb448502f76b9218e64df64d70fc619d07f4ce70d80c9dda678b26087b05b737636f31106d2869
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SSDEEP
12288:D9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKS:hAQ6Zx9cxTmOrucTIEFSpOGX
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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Windupdt\\winupdate.exe" 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Windupdt\\winupdate.exe" 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1472 set thread context of 4960 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2728 1068 WerFault.exe 84 -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe 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 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4960 explorer.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeSecurityPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeSystemtimePrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeBackupPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeRestorePrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeShutdownPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeDebugPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeUndockPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeManageVolumePrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeImpersonatePrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: 33 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: 34 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: 35 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: 36 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 4960 explorer.exe Token: SeSecurityPrivilege 4960 explorer.exe Token: SeTakeOwnershipPrivilege 4960 explorer.exe Token: SeLoadDriverPrivilege 4960 explorer.exe Token: SeSystemProfilePrivilege 4960 explorer.exe Token: SeSystemtimePrivilege 4960 explorer.exe Token: SeProfSingleProcessPrivilege 4960 explorer.exe Token: SeIncBasePriorityPrivilege 4960 explorer.exe Token: SeCreatePagefilePrivilege 4960 explorer.exe Token: SeBackupPrivilege 4960 explorer.exe Token: SeRestorePrivilege 4960 explorer.exe Token: SeShutdownPrivilege 4960 explorer.exe Token: SeDebugPrivilege 4960 explorer.exe Token: SeSystemEnvironmentPrivilege 4960 explorer.exe Token: SeChangeNotifyPrivilege 4960 explorer.exe Token: SeRemoteShutdownPrivilege 4960 explorer.exe Token: SeUndockPrivilege 4960 explorer.exe Token: SeManageVolumePrivilege 4960 explorer.exe Token: SeImpersonatePrivilege 4960 explorer.exe Token: SeCreateGlobalPrivilege 4960 explorer.exe Token: 33 4960 explorer.exe Token: 34 4960 explorer.exe Token: 35 4960 explorer.exe Token: 36 4960 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4960 explorer.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 1068 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 84 PID 1472 wrote to memory of 4960 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 95 PID 1472 wrote to memory of 4960 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 95 PID 1472 wrote to memory of 4960 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 95 PID 1472 wrote to memory of 4960 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 95 PID 1472 wrote to memory of 4960 1472 647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\647d88d8c7c177e2aaf429524353fa2d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\647d88d8c7c177e2aaf429524353fa2d_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:1472 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵PID:1068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 1443⤵
- Program crash
PID:2728
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1068 -ip 10681⤵PID:4192