Analysis
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max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 23:02
Static task
static1
Behavioral task
behavioral1
Sample
cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe
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Size
708KB
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MD5
cf7bf3cb5ff408ae80ffab27aa4f3061
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SHA1
53d6eac4b7364dec220dc000e474146c0ceaedcf
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SHA256
e61c53adac5c59926be8c56836e91bfb91d48f4335b8595b27d5bca0037d5c71
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SHA512
9702b7ba31328a04d714a938079a25b350a069249de7f5482b9726ea15d1d7d0814f5df830e0ae003d01b24e9642f81864aaa70e22c84e14469223aeec87060e
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SSDEEP
12288:+cTRwnJKE50VD68cWOrqWXKeeV7zCQZCOY2C8jo7NUL5vMQaw/uYftwq:+cTRGJHS3OrBXKeiHCQIOxjo7ypdawBb
Malware Config
Signatures
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Darkcomet family
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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:\\Windupdt\\winupdate.exe" cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate winupdate.exe -
Executes dropped EXE 2 IoCs
pid Process 2716 winupdate.exe 2816 winupdate.exe -
Loads dropped DLL 8 IoCs
pid Process 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 2716 winupdate.exe 2716 winupdate.exe 2716 winupdate.exe 2716 winupdate.exe 2816 winupdate.exe 2816 winupdate.exe 2816 winupdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 1976 set thread context of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 2520 set thread context of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 1812 set thread context of 2856 1812 explorer.exe 32 PID 2716 set thread context of 2816 2716 winupdate.exe 36 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 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 winupdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ping.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2796 ping.exe -
Checks processor information in registry 2 TTPs 12 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\ProcessorNameString cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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\ProcessorNameString winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier winupdate.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier winupdate.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2796 ping.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2856 explorer.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeSecurityPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeSystemtimePrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeBackupPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeRestorePrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeShutdownPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeDebugPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeUndockPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeManageVolumePrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeImpersonatePrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: 33 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: 34 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: 35 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2856 explorer.exe Token: SeSecurityPrivilege 2856 explorer.exe Token: SeTakeOwnershipPrivilege 2856 explorer.exe Token: SeLoadDriverPrivilege 2856 explorer.exe Token: SeSystemProfilePrivilege 2856 explorer.exe Token: SeSystemtimePrivilege 2856 explorer.exe Token: SeProfSingleProcessPrivilege 2856 explorer.exe Token: SeIncBasePriorityPrivilege 2856 explorer.exe Token: SeCreatePagefilePrivilege 2856 explorer.exe Token: SeBackupPrivilege 2856 explorer.exe Token: SeRestorePrivilege 2856 explorer.exe Token: SeShutdownPrivilege 2856 explorer.exe Token: SeDebugPrivilege 2856 explorer.exe Token: SeSystemEnvironmentPrivilege 2856 explorer.exe Token: SeChangeNotifyPrivilege 2856 explorer.exe Token: SeRemoteShutdownPrivilege 2856 explorer.exe Token: SeUndockPrivilege 2856 explorer.exe Token: SeManageVolumePrivilege 2856 explorer.exe Token: SeImpersonatePrivilege 2856 explorer.exe Token: SeCreateGlobalPrivilege 2856 explorer.exe Token: 33 2856 explorer.exe Token: 34 2856 explorer.exe Token: 35 2856 explorer.exe Token: SeIncreaseQuotaPrivilege 2816 winupdate.exe Token: SeSecurityPrivilege 2816 winupdate.exe Token: SeTakeOwnershipPrivilege 2816 winupdate.exe Token: SeLoadDriverPrivilege 2816 winupdate.exe Token: SeSystemProfilePrivilege 2816 winupdate.exe Token: SeSystemtimePrivilege 2816 winupdate.exe Token: SeProfSingleProcessPrivilege 2816 winupdate.exe Token: SeIncBasePriorityPrivilege 2816 winupdate.exe Token: SeCreatePagefilePrivilege 2816 winupdate.exe Token: SeBackupPrivilege 2816 winupdate.exe Token: SeRestorePrivilege 2816 winupdate.exe Token: SeShutdownPrivilege 2816 winupdate.exe Token: SeDebugPrivilege 2816 winupdate.exe Token: SeSystemEnvironmentPrivilege 2816 winupdate.exe Token: SeChangeNotifyPrivilege 2816 winupdate.exe Token: SeRemoteShutdownPrivilege 2816 winupdate.exe Token: SeUndockPrivilege 2816 winupdate.exe Token: SeManageVolumePrivilege 2816 winupdate.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 1812 explorer.exe 2716 winupdate.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 1976 wrote to memory of 2520 1976 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 30 PID 2520 wrote to memory of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 2520 wrote to memory of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 2520 wrote to memory of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 2520 wrote to memory of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 2520 wrote to memory of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 2520 wrote to memory of 1812 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 31 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 1812 wrote to memory of 2856 1812 explorer.exe 32 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2716 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 33 PID 2520 wrote to memory of 2796 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 34 PID 2520 wrote to memory of 2796 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 34 PID 2520 wrote to memory of 2796 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 34 PID 2520 wrote to memory of 2796 2520 cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe 34 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36 PID 2716 wrote to memory of 2816 2716 winupdate.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Users\Admin\AppData\Local\Temp\cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- 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:2520 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2856
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C:\Windupdt\winupdate.exe"C:\Windupdt\winupdate.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windupdt\winupdate.exeC:\Windupdt\winupdate.exe4⤵
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2816
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C:\Windows\SysWOW64\ping.exeping 127.0.0.1 -n 5 > NUL del "C:\Users\Admin\AppData\Local\Temp\cf7bf3cb5ff408ae80ffab27aa4f3061_JaffaCakes118.exe"3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2796
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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
708KB
MD5cf7bf3cb5ff408ae80ffab27aa4f3061
SHA153d6eac4b7364dec220dc000e474146c0ceaedcf
SHA256e61c53adac5c59926be8c56836e91bfb91d48f4335b8595b27d5bca0037d5c71
SHA5129702b7ba31328a04d714a938079a25b350a069249de7f5482b9726ea15d1d7d0814f5df830e0ae003d01b24e9642f81864aaa70e22c84e14469223aeec87060e