Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2024, 23:37
Static task
static1
Behavioral task
behavioral1
Sample
4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe
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Size
620KB
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MD5
4fa46c9cc60a82e8f8c36ce3b222c400
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SHA1
a6e7f529eb00eb892e6c9948bb63b4ec402c483d
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SHA256
6b4b703aac09a525c969e781657c83a189522c7fe1f20c371e89c0ffcc32653e
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SHA512
1efce889855266711968712c6349435679fa3fb8f57bb30c6d651de217cfa9f707cd984bcd16ecfef7dc85022a7cf62f2e56508e817e36ce3853582fead4627c
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SSDEEP
12288:3ZeVQkTrvj4VIP/MGzSVUbn4RhjRE/WX0NZLS15CKTOZs05REsjfhNcMvq:3wQkTf4VI3bWWD4fjRr0Ne5CrZs6vrIZ
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:\\Windows\\Registration\\taskhost.exe" 4fa46c9cc60a82e8f8c36ce3b222c400_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 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate taskhost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 4152 taskhost.exe 2748 taskhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhost = "C:\\Windows\\Registration\\taskhost.exe" 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4768 set thread context of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 1344 set thread context of 1460 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 88 PID 1460 set thread context of 4628 1460 explorer.exe 89 PID 4152 set thread context of 2748 4152 taskhost.exe 93 -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\Registration\taskhost.exe 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe File opened for modification C:\Windows\Registration\taskhost.exe 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe File opened for modification C:\Windows\Registration\ 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe -
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 2432 4628 WerFault.exe 89 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskhost.exe -
Checks processor information in registry 2 TTPs 8 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\Identifier 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 taskhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString taskhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier taskhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier taskhost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier taskhost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2748 taskhost.exe -
Suspicious use of AdjustPrivilegeToken 51 IoCs
description pid Process Token: SeDebugPrivilege 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeSecurityPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeSystemtimePrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeBackupPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeRestorePrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeShutdownPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeDebugPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeUndockPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeManageVolumePrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeImpersonatePrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: 33 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: 34 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: 35 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: 36 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe Token: SeDebugPrivilege 1460 explorer.exe Token: SeDebugPrivilege 4152 taskhost.exe Token: SeIncreaseQuotaPrivilege 2748 taskhost.exe Token: SeSecurityPrivilege 2748 taskhost.exe Token: SeTakeOwnershipPrivilege 2748 taskhost.exe Token: SeLoadDriverPrivilege 2748 taskhost.exe Token: SeSystemProfilePrivilege 2748 taskhost.exe Token: SeSystemtimePrivilege 2748 taskhost.exe Token: SeProfSingleProcessPrivilege 2748 taskhost.exe Token: SeIncBasePriorityPrivilege 2748 taskhost.exe Token: SeCreatePagefilePrivilege 2748 taskhost.exe Token: SeBackupPrivilege 2748 taskhost.exe Token: SeRestorePrivilege 2748 taskhost.exe Token: SeShutdownPrivilege 2748 taskhost.exe Token: SeDebugPrivilege 2748 taskhost.exe Token: SeSystemEnvironmentPrivilege 2748 taskhost.exe Token: SeChangeNotifyPrivilege 2748 taskhost.exe Token: SeRemoteShutdownPrivilege 2748 taskhost.exe Token: SeUndockPrivilege 2748 taskhost.exe Token: SeManageVolumePrivilege 2748 taskhost.exe Token: SeImpersonatePrivilege 2748 taskhost.exe Token: SeCreateGlobalPrivilege 2748 taskhost.exe Token: 33 2748 taskhost.exe Token: 34 2748 taskhost.exe Token: 35 2748 taskhost.exe Token: 36 2748 taskhost.exe -
Suspicious use of WriteProcessMemory 50 IoCs
description pid Process procid_target PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 4768 wrote to memory of 1344 4768 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 86 PID 1344 wrote to memory of 1460 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 88 PID 1344 wrote to memory of 1460 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 88 PID 1344 wrote to memory of 1460 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 88 PID 1344 wrote to memory of 1460 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 88 PID 1344 wrote to memory of 1460 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 88 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1460 wrote to memory of 4628 1460 explorer.exe 89 PID 1344 wrote to memory of 4152 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 90 PID 1344 wrote to memory of 4152 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 90 PID 1344 wrote to memory of 4152 1344 4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe 90 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93 PID 4152 wrote to memory of 2748 4152 taskhost.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Users\Admin\AppData\Local\Temp\4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4fa46c9cc60a82e8f8c36ce3b222c400_JaffaCakes118.exe"2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- 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:1344 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1460 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"4⤵PID:4628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 805⤵
- Program crash
PID:2432
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C:\Windows\Registration\taskhost.exe"C:\Windows\Registration\taskhost.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\Registration\taskhost.exe"C:\Windows\Registration\taskhost.exe"4⤵
- Checks BIOS information in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4628 -ip 46281⤵PID:4360
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
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Downloads
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Filesize
620KB
MD54fa46c9cc60a82e8f8c36ce3b222c400
SHA1a6e7f529eb00eb892e6c9948bb63b4ec402c483d
SHA2566b4b703aac09a525c969e781657c83a189522c7fe1f20c371e89c0ffcc32653e
SHA5121efce889855266711968712c6349435679fa3fb8f57bb30c6d651de217cfa9f707cd984bcd16ecfef7dc85022a7cf62f2e56508e817e36ce3853582fead4627c