Analysis
- max time kernel
149s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 09:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6dff8db988aea74564aa6776684c14653ce609681b95a32a60c258602663c82f.dll
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
6dff8db988aea74564aa6776684c14653ce609681b95a32a60c258602663c82f.dll
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target 6dff8db988aea74564aa6776684c14653ce609681b95a32a60c258602663c82f.dll
- Size 2.5MB
- Sample260815-k55psahn4t
- SHA256 6dff8db988aea74564aa6776684c14653ce609681b95a32a60c258602663c82f
- MD5 684341d166fbe39751a7f3462f80ae04
- SHA1 84342af98378f44ed4f7dbda115abf78c15706ba
- SHA512 7759b2866c4747eec0fd91354c2c0eaa5a0769e2cecfc2b35c8d353cc11f91e10c98b5fbd122ab73693eb2ac3390853962a86e58c7dcb8b78b0849498342aaa6
- SSDEEP 49152:9aCroZlUdmIQNh+PVwnZ5O5+9J39kuxvfuojbi4humGTWXa1fQxUCxtbN:0Mo2mhNc0HO5eSWvf7bhGT11NkbN
- TLSH T19FC53391C8BCF68BFB26C9336666EEACCFB17CA9495380C6497F3CA4D91C4C19350691
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ rundll32.exe - Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion rundll32.exe - Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Software\Wine rundll32.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 5980 rundll32.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 rundll32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5980 rundll32.exe 5980 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5324 wrote to memory of 5980 5324 rundll32.exe 88
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6dff8db988aea74564aa6776684c14653ce609681b95a32a60c258602663c82f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5324 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6dff8db988aea74564aa6776684c14653ce609681b95a32a60c258602663c82f.dll,#12⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5980
-