Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 12:27
Behavioral task
behavioral1
Sample
22805cdcd9b8110a355a0354275b148ee9358d7006ea8f17ff7fcafabee0d594.dll
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
22805cdcd9b8110a355a0354275b148ee9358d7006ea8f17ff7fcafabee0d594.dll
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target 22805cdcd9b8110a355a0354275b148ee9358d7006ea8f17ff7fcafabee0d594.dll
- Size 5.0MB
- Sample261102-pm674stvft
- SHA256 22805cdcd9b8110a355a0354275b148ee9358d7006ea8f17ff7fcafabee0d594
- MD5 5ddde4f2c6f571b72b034fe9d23ae592
- SHA1 d6da698af82024be214441e6d83013318c4ac5b9
- SHA512 bc9fc5b8a74192179890ced334ba4db9ec58480fe91797543f688350111e76c29619e2ba1931ec55c3af30e61bb3ad96b43b07f5aee701d16321f32b81818478
- SSDEEP 98304:FJzlJqqTyAcEPIqbKaabDq6UjuXtqMZeVeQEIqwrnz:nzjqqTLvIqO3DtUjasMcVNEmDz
- TLSH T1E03633161BD1DE7BEE378330686E2B2F198890125C5D8A5D6DC8E62B086D7D6673F308
- 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 -
resource yara_rule behavioral2/memory/6124-0-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-2-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-1-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-3-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-4-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-5-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-8-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-7-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-9-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-11-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-6-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-12-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-13-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-14-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-15-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-16-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-17-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-18-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-19-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-20-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-21-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-22-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-23-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-24-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-25-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-26-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida behavioral2/memory/6124-27-0x00007FFA4FA00000-0x00007FFA50638000-memory.dmp themida - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 1 IoCs
pid Process 6124 rundll32.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Prefetch\CONHOST.EXE-1F3E9D7E.pf rundll32.exe File opened for modification C:\Windows\Prefetch\CSCRIPT.EXE-D1EF4768.pf rundll32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 6124 rundll32.exe 6124 rundll32.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 6124 rundll32.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 6124 rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\22805cdcd9b8110a355a0354275b148ee9358d7006ea8f17ff7fcafabee0d594.dll,#11⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:6124