Analysis
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max time kernel
150s -
max time network
153s -
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, 22:35
Behavioral task
behavioral1
Sample
65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe
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Size
821KB
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MD5
65115173fb1e7ac067de48d48409e2f5
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SHA1
2b954abb70cbc51d71d241372c6f459d82b22bfe
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SHA256
846789c651a77d10528f9bc3efc108381f1b99593cd38679b2343fcaf6b65dbc
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SHA512
10ad98c289bcb7988431780a439b59ddb464d8644e4fd864fee19b72a253098e66a8ef070f00d69c46578b86077f451a593919ed48fadae39ed3a433f196026f
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SSDEEP
24576:o3nbWmJVJFwSddIXvfhqbiaxvRxq9yvzR:uamdZdcBYpbR
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\\MSDCSC\\msdcsc.exe" 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe -
Modifies firewall policy service 3 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile iexplore.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" iexplore.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" iexplore.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" msdcsc.exe -
Modifies security service 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" iexplore.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" iexplore.exe -
Disables RegEdit via registry modification 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe -
Disables Task Manager via registry modification
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Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2124 attrib.exe 1004 attrib.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-1-5-21-47134698-4092160662-1261813102-1000\Control Panel\International\Geo\Nation 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1372 msdcsc.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe" 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe" msdcsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe" iexplore.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1372 set thread context of 3144 1372 msdcsc.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeSecurityPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeLoadDriverPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeSystemProfilePrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeSystemtimePrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeBackupPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeRestorePrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeShutdownPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeDebugPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeUndockPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeManageVolumePrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeImpersonatePrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: 33 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: 34 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: 35 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: 36 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 1372 msdcsc.exe Token: SeSecurityPrivilege 1372 msdcsc.exe Token: SeTakeOwnershipPrivilege 1372 msdcsc.exe Token: SeLoadDriverPrivilege 1372 msdcsc.exe Token: SeSystemProfilePrivilege 1372 msdcsc.exe Token: SeSystemtimePrivilege 1372 msdcsc.exe Token: SeProfSingleProcessPrivilege 1372 msdcsc.exe Token: SeIncBasePriorityPrivilege 1372 msdcsc.exe Token: SeCreatePagefilePrivilege 1372 msdcsc.exe Token: SeBackupPrivilege 1372 msdcsc.exe Token: SeRestorePrivilege 1372 msdcsc.exe Token: SeShutdownPrivilege 1372 msdcsc.exe Token: SeDebugPrivilege 1372 msdcsc.exe Token: SeSystemEnvironmentPrivilege 1372 msdcsc.exe Token: SeChangeNotifyPrivilege 1372 msdcsc.exe Token: SeRemoteShutdownPrivilege 1372 msdcsc.exe Token: SeUndockPrivilege 1372 msdcsc.exe Token: SeManageVolumePrivilege 1372 msdcsc.exe Token: SeImpersonatePrivilege 1372 msdcsc.exe Token: SeCreateGlobalPrivilege 1372 msdcsc.exe Token: 33 1372 msdcsc.exe Token: 34 1372 msdcsc.exe Token: 35 1372 msdcsc.exe Token: 36 1372 msdcsc.exe Token: SeIncreaseQuotaPrivilege 3144 iexplore.exe Token: SeSecurityPrivilege 3144 iexplore.exe Token: SeTakeOwnershipPrivilege 3144 iexplore.exe Token: SeLoadDriverPrivilege 3144 iexplore.exe Token: SeSystemProfilePrivilege 3144 iexplore.exe Token: SeSystemtimePrivilege 3144 iexplore.exe Token: SeProfSingleProcessPrivilege 3144 iexplore.exe Token: SeIncBasePriorityPrivilege 3144 iexplore.exe Token: SeCreatePagefilePrivilege 3144 iexplore.exe Token: SeBackupPrivilege 3144 iexplore.exe Token: SeRestorePrivilege 3144 iexplore.exe Token: SeShutdownPrivilege 3144 iexplore.exe Token: SeDebugPrivilege 3144 iexplore.exe Token: SeSystemEnvironmentPrivilege 3144 iexplore.exe Token: SeChangeNotifyPrivilege 3144 iexplore.exe Token: SeRemoteShutdownPrivilege 3144 iexplore.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3144 iexplore.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 556 wrote to memory of 1216 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 84 PID 556 wrote to memory of 1216 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 84 PID 556 wrote to memory of 1216 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 84 PID 556 wrote to memory of 4888 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 86 PID 556 wrote to memory of 4888 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 86 PID 556 wrote to memory of 4888 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 86 PID 556 wrote to memory of 1372 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 88 PID 556 wrote to memory of 1372 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 88 PID 556 wrote to memory of 1372 556 65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe 88 PID 1216 wrote to memory of 2124 1216 cmd.exe 89 PID 1216 wrote to memory of 2124 1216 cmd.exe 89 PID 1216 wrote to memory of 2124 1216 cmd.exe 89 PID 4888 wrote to memory of 1004 4888 cmd.exe 90 PID 4888 wrote to memory of 1004 4888 cmd.exe 90 PID 4888 wrote to memory of 1004 4888 cmd.exe 90 PID 1372 wrote to memory of 3144 1372 msdcsc.exe 91 PID 1372 wrote to memory of 3144 1372 msdcsc.exe 91 PID 1372 wrote to memory of 3144 1372 msdcsc.exe 91 PID 1372 wrote to memory of 3144 1372 msdcsc.exe 91 PID 1372 wrote to memory of 3144 1372 msdcsc.exe 91 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion msdcsc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" msdcsc.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 1004 attrib.exe 2124 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\65115173fb1e7ac067de48d48409e2f5_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2124
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:4888 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:1004
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C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1372 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3144
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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
2Replay Monitor
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Downloads
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Filesize
821KB
MD565115173fb1e7ac067de48d48409e2f5
SHA12b954abb70cbc51d71d241372c6f459d82b22bfe
SHA256846789c651a77d10528f9bc3efc108381f1b99593cd38679b2343fcaf6b65dbc
SHA51210ad98c289bcb7988431780a439b59ddb464d8644e4fd864fee19b72a253098e66a8ef070f00d69c46578b86077f451a593919ed48fadae39ed3a433f196026f
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Filesize
50B
MD5b774ae3fb1da087e1f83b4f7b2060e5a
SHA197eb9be49ac3af9c851c9e1e84e32bfd53e325a8
SHA256adaf4a84b41e410b02e261cfd0fe7739d98647eab73c3badd32ac6e39f26351b
SHA512f75d0f95f7306d26a12b414bfe37b97fbd37546cb3c6e403def7077329ddffb4b45d5c5f0ba0e7bb6d72851d2d691b0a85267beead42f7cbf2e8c3d45a3b4701