Analysis
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max time kernel
129s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
27-06-2024 21:14
Behavioral task
behavioral1
Sample
178db5992b083838ffb393f855bb3038_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
178db5992b083838ffb393f855bb3038_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
178db5992b083838ffb393f855bb3038_JaffaCakes118.exe
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Size
659KB
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MD5
178db5992b083838ffb393f855bb3038
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SHA1
113e849141da66115b181809169c4c590b5dcabb
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SHA256
2b16710a962c2676143e1f663626bbd2b8daab3f70718414ce6d2cd534379b7b
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SHA512
08e3e09cac0c6e9966f30119f6f94f95b4bd5f55d7e06e91b860e73e57e34648aa089af8168dce3eb1895e23604bf00adcad015a0fdf32994f7958e49afa1f5a
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SSDEEP
12288:19AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKZ:zAQ6Zx9cxTmOrucTIEFSpOGU
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
178db5992b083838ffb393f855bb3038_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" 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.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\UpdatesDisableNotify = "1" explorer.exe -
Disables RegEdit via registry modification 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" explorer.exe -
Disables Task Manager via registry modification
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Drops file in Drivers directory 1 IoCs
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exeexplorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Deletes itself 1 IoCs
Processes:
notepad.exepid process 2708 notepad.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exenotepad.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exedescription pid process target process PID 1812 set thread context of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
explorer.exe178db5992b083838ffb393f855bb3038_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 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exeexplorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
explorer.exepid process 2644 explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exeexplorer.exedescription pid process Token: SeIncreaseQuotaPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeSecurityPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeSystemtimePrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeBackupPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeRestorePrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeShutdownPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeDebugPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeUndockPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeManageVolumePrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeImpersonatePrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: 33 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: 34 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: 35 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2644 explorer.exe Token: SeSecurityPrivilege 2644 explorer.exe Token: SeTakeOwnershipPrivilege 2644 explorer.exe Token: SeLoadDriverPrivilege 2644 explorer.exe Token: SeSystemProfilePrivilege 2644 explorer.exe Token: SeSystemtimePrivilege 2644 explorer.exe Token: SeProfSingleProcessPrivilege 2644 explorer.exe Token: SeIncBasePriorityPrivilege 2644 explorer.exe Token: SeCreatePagefilePrivilege 2644 explorer.exe Token: SeBackupPrivilege 2644 explorer.exe Token: SeRestorePrivilege 2644 explorer.exe Token: SeShutdownPrivilege 2644 explorer.exe Token: SeDebugPrivilege 2644 explorer.exe Token: SeSystemEnvironmentPrivilege 2644 explorer.exe Token: SeChangeNotifyPrivilege 2644 explorer.exe Token: SeRemoteShutdownPrivilege 2644 explorer.exe Token: SeUndockPrivilege 2644 explorer.exe Token: SeManageVolumePrivilege 2644 explorer.exe Token: SeImpersonatePrivilege 2644 explorer.exe Token: SeCreateGlobalPrivilege 2644 explorer.exe Token: 33 2644 explorer.exe Token: 34 2644 explorer.exe Token: 35 2644 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
explorer.exepid process 2644 explorer.exe -
Suspicious use of WriteProcessMemory 48 IoCs
Processes:
178db5992b083838ffb393f855bb3038_JaffaCakes118.exedescription pid process target process PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2380 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe PID 1812 wrote to memory of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe PID 1812 wrote to memory of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe PID 1812 wrote to memory of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe PID 1812 wrote to memory of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe PID 1812 wrote to memory of 2644 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe explorer.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe PID 1812 wrote to memory of 2708 1812 178db5992b083838ffb393f855bb3038_JaffaCakes118.exe notepad.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\178db5992b083838ffb393f855bb3038_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\178db5992b083838ffb393f855bb3038_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in Drivers directory
- 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:1812 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
PID:2380 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- 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:2644 -
C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe2⤵
- Deletes itself
PID:2708
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
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2