Analysis
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max time kernel
136s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
21-05-2024 06:16
Static task
static1
Behavioral task
behavioral1
Sample
624eb760963643f673e5784ed8678fce_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
624eb760963643f673e5784ed8678fce_JaffaCakes118.exe
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Size
197KB
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MD5
624eb760963643f673e5784ed8678fce
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SHA1
85b96efc9dd18402042ec142002e87aa704e3f7a
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SHA256
deb55f6aaf15fa289a4af6d50e2839e86d78007bd878b3f522f91f3c407d5857
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SHA512
755beaf36541b26c15ed606932a1c31ab39067f4aad9205ad59c09a1bb25bd60c39b1bd1c1433adb5859072cee0db186dc4b69b865bbb8e06754fc946cf1af6a
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SSDEEP
6144:XbB/0YcoDB+gCS6/ynwZ6eaw6gULn1zXC0O/7:Xbt0FoDpCHb6eawbm17C0w
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe -
Sets file execution options in registry 2 TTPs 4 IoCs
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exeexplorer.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\55ma1c5193uq3.exe\DisableExceptionChainValidation 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "mdegunqd.exe" explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\55ma1c5193uq3.exe 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.0 = "C:\\ProgramData\\Google Updater 2.0\\55ma1c5193uq3.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.0 = "\"C:\\ProgramData\\Google Updater 2.0\\55ma1c5193uq3.exe\"" explorer.exe -
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exeexplorer.exepid process 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2376 4236 WerFault.exe explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer explorer.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
explorer.exepid process 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe 4236 explorer.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exepid process 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exepid process 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exeexplorer.exedescription pid process Token: SeDebugPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeRestorePrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeBackupPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeLoadDriverPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeShutdownPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeCreateTokenPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeMachineAccountPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeSecurityPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeAssignPrimaryTokenPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: 33 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe Token: SeDebugPrivilege 4236 explorer.exe Token: SeRestorePrivilege 4236 explorer.exe Token: SeBackupPrivilege 4236 explorer.exe Token: SeLoadDriverPrivilege 4236 explorer.exe Token: SeCreatePagefilePrivilege 4236 explorer.exe Token: SeShutdownPrivilege 4236 explorer.exe Token: SeTakeOwnershipPrivilege 4236 explorer.exe Token: SeChangeNotifyPrivilege 4236 explorer.exe Token: SeCreateTokenPrivilege 4236 explorer.exe Token: SeMachineAccountPrivilege 4236 explorer.exe Token: SeSecurityPrivilege 4236 explorer.exe Token: SeAssignPrimaryTokenPrivilege 4236 explorer.exe Token: SeCreateGlobalPrivilege 4236 explorer.exe Token: 33 4236 explorer.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
624eb760963643f673e5784ed8678fce_JaffaCakes118.exedescription pid process target process PID 968 wrote to memory of 4236 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe explorer.exe PID 968 wrote to memory of 4236 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe explorer.exe PID 968 wrote to memory of 4236 968 624eb760963643f673e5784ed8678fce_JaffaCakes118.exe explorer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\624eb760963643f673e5784ed8678fce_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\624eb760963643f673e5784ed8678fce_JaffaCakes118.exe"1⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe2⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 11283⤵
- Program crash
PID:2376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4236 -ip 42361⤵PID:1560
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1