Analysis
- max time kernel
0s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 17:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
funny.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
funny.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
Errors
Reason
Machine shutdown
General
- Target funny.exe
- Size 120KB
- Sample260804-vwl67aec37
- SHA256 b253fb244c9c8c4fdd69c0877c663a54c94f9e3a1b75ba544090e2a92cb673de
- MD5 fc32e597cece098d4819128ef942b0f3
- SHA1 7b42a3aa0e1bb6b3b88d84dff607ac794d6da7f3
- SHA512 7aac377e020e46c7f3a9ff3e772661ae0c47a158fce52a7c0b1f3e027f8c914886e9864617f37330c4e9a5c3e8ea9bfaae241b72e0a98f68e93b3b7a9ed0068b
- SSDEEP 3072:5SDZLJTXozGiBdhiG3/cxeVuDA0BpUN7yD4d7B7N:ciB6GkxauD6eI7BR
- TLSH T172C37D07B5C1C471E9B6193118B4DBB18A3FB9701F609EEB638416BA5E342C09E36E77
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Modifies security service 2 TTPs 4 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WinDefend\Start = "4" funny.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WinDefend\ErrorControl = "0" funny.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\mpssvc\Start = "4" funny.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\mpssvc\ErrorControl = "0" funny.exe - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\drivers\afunix.sys funny.exe - Modifies Security services 2 TTPs 4 IoCs
Modifies the startup behavior of a security service.
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WdBoot\Start = "4" funny.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WdFilter\Start = "4" funny.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WdNisDrv\Start = "4" funny.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WdNisSvc\Start = "4" funny.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\SAM funny.exe File created C:\Windows\SysWOW64\config\SYSTEM funny.exe File created C:\Windows\SysWOW64\config\SOFTWARE funny.exe File created C:\Windows\SysWOW64\config\SECURITY funny.exe File created C:\Windows\SysWOW64\config\DEFAULT funny.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 funny.exe - Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4864 funny.exe Token: SeSecurityPrivilege 4864 funny.exe Token: SeTakeOwnershipPrivilege 4864 funny.exe Token: SeLoadDriverPrivilege 4864 funny.exe Token: SeSystemProfilePrivilege 4864 funny.exe Token: SeSystemtimePrivilege 4864 funny.exe Token: SeProfSingleProcessPrivilege 4864 funny.exe Token: SeIncBasePriorityPrivilege 4864 funny.exe Token: SeCreatePagefilePrivilege 4864 funny.exe Token: SeBackupPrivilege 4864 funny.exe Token: SeRestorePrivilege 4864 funny.exe Token: SeShutdownPrivilege 4864 funny.exe Token: SeDebugPrivilege 4864 funny.exe Token: SeSystemEnvironmentPrivilege 4864 funny.exe Token: SeChangeNotifyPrivilege 4864 funny.exe Token: SeRemoteShutdownPrivilege 4864 funny.exe Token: SeUndockPrivilege 4864 funny.exe Token: SeManageVolumePrivilege 4864 funny.exe Token: SeImpersonatePrivilege 4864 funny.exe Token: SeCreateGlobalPrivilege 4864 funny.exe Token: 33 4864 funny.exe Token: 34 4864 funny.exe Token: 35 4864 funny.exe Token: 36 4864 funny.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\funny.exe"C:\Users\Admin\AppData\Local\Temp\funny.exe"1⤵
- Modifies security service
- Drops file in Drivers directory
- Modifies Security services
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4864
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\config\DEFAULT
- Size 256KB
- SHA256 3b874d3ba46c638fc3094f8e92fb744ca974893873f8885f54e23760f9b6311b
- MD5 09a1d434dbd7197e7c3af8a7c28ca38b
- SHA1 1e4903cd5f594c13dad2fd74666ba35c62550044
- SHA512 14ecfea9b883f03ff22f6201bbe1360102717f32ad8871e6bc8754d736dea6963d9210ad8f7709b70f45b00cf91820ac9c08bf09e5482724709d2695c65f1b4f
- SSDEEP 3:RRD:LD
- MD5 SHA1 SHA512 SSDEEP