Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
31-05-2024 15:07
Static task
static1
Behavioral task
behavioral1
Sample
876d4e472819852adb793c64f6f98465_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
876d4e472819852adb793c64f6f98465_JaffaCakes118.exe
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Size
513KB
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MD5
876d4e472819852adb793c64f6f98465
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SHA1
0ed669c766f82e6a883860214db6466b0a0d5a90
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SHA256
50f1d4e05670ea629d4fc8d04525cfc2fdaaa2a8d185cd61d8f902bad9914307
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SHA512
2f871229f2f07196f1b2a97f68b1dc0f9b9dad9a547a2893cae324e245eb5452758b1f551ad2340c9d63f811bea62a954775c42d4598bb2ff2f9bd58416ea8ac
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SSDEEP
12288:+qv1zH5ZYiPRGj7b6SDUBNXTmRZIJsMZNk86GOtOf:+qviikv60Ax4CE8tYOf
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\PublicProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe 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 -
Sets file execution options in registry 2 TTPs 4 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\as1sy9ko.exe 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\as1sy9ko.exe\DisableExceptionChainValidation 876d4e472819852adb793c64f6f98465_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 = "audl.exe" explorer.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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.03 = "C:\\ProgramData\\Google Updater 2.03\\as1sy9ko.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.03 = "\"C:\\ProgramData\\Google Updater 2.03\\as1sy9ko.exe\"" explorer.exe -
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exepid process 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 876d4e472819852adb793c64f6f98465_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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exepid process 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe 2712 explorer.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exepid process 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe 2712 explorer.exe 2712 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exepid process 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exedescription pid process Token: SeDebugPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeRestorePrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeBackupPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeShutdownPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeCreateTokenPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeMachineAccountPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeSecurityPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeAssignPrimaryTokenPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: 33 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe Token: SeDebugPrivilege 2712 explorer.exe Token: SeRestorePrivilege 2712 explorer.exe Token: SeBackupPrivilege 2712 explorer.exe Token: SeLoadDriverPrivilege 2712 explorer.exe Token: SeCreatePagefilePrivilege 2712 explorer.exe Token: SeShutdownPrivilege 2712 explorer.exe Token: SeTakeOwnershipPrivilege 2712 explorer.exe Token: SeChangeNotifyPrivilege 2712 explorer.exe Token: SeCreateTokenPrivilege 2712 explorer.exe Token: SeMachineAccountPrivilege 2712 explorer.exe Token: SeSecurityPrivilege 2712 explorer.exe Token: SeAssignPrimaryTokenPrivilege 2712 explorer.exe Token: SeCreateGlobalPrivilege 2712 explorer.exe Token: 33 2712 explorer.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
876d4e472819852adb793c64f6f98465_JaffaCakes118.exeexplorer.exedescription pid process target process PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 1808 wrote to memory of 2712 1808 876d4e472819852adb793c64f6f98465_JaffaCakes118.exe explorer.exe PID 2712 wrote to memory of 1164 2712 explorer.exe Dwm.exe PID 2712 wrote to memory of 1164 2712 explorer.exe Dwm.exe PID 2712 wrote to memory of 1164 2712 explorer.exe Dwm.exe PID 2712 wrote to memory of 1164 2712 explorer.exe Dwm.exe PID 2712 wrote to memory of 1164 2712 explorer.exe Dwm.exe PID 2712 wrote to memory of 1164 2712 explorer.exe Dwm.exe PID 2712 wrote to memory of 1212 2712 explorer.exe Explorer.EXE PID 2712 wrote to memory of 1212 2712 explorer.exe Explorer.EXE PID 2712 wrote to memory of 1212 2712 explorer.exe Explorer.EXE PID 2712 wrote to memory of 1212 2712 explorer.exe Explorer.EXE PID 2712 wrote to memory of 1212 2712 explorer.exe Explorer.EXE PID 2712 wrote to memory of 1212 2712 explorer.exe Explorer.EXE
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1164
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1212
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C:\Users\Admin\AppData\Local\Temp\876d4e472819852adb793c64f6f98465_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\876d4e472819852adb793c64f6f98465_JaffaCakes118.exe"2⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- 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 behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2712
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