Analysis
- max time kernel
150s - max time network
123s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/07/2026, 08:23
Behavioral task
behavioral1
Sample
9704ac5f492fdb9e591866cf797abc50ed4deb6a81204f62fda8082214958869.dll
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
9704ac5f492fdb9e591866cf797abc50ed4deb6a81204f62fda8082214958869.dll
Resource
win11ltsc2024-20260629-en
6 signatures
150 seconds
General
- Target 9704ac5f492fdb9e591866cf797abc50ed4deb6a81204f62fda8082214958869.dll
- Size 7.4MB
- Sample260706-kaf3yact61
- SHA256 9704ac5f492fdb9e591866cf797abc50ed4deb6a81204f62fda8082214958869
- MD5 976002d5e43ab54ba33009537376ed1f
- SHA1 05a37ad7c8d69de7d40ac210af1a4694f92de2be
- SHA512 cb8d8bb211c1fe23e54e65ce45465706d0da51bf6bdfa227d7d0109e64e0f22d59cd0786c02142f8d86097d6da996b69ff52ff15b884c36d6cf353e628f2092a
- SSDEEP 98304:GoUXxghcm3Zypf+/8pCm8WYqAYzpHBu9r+36PU0y6sGK6xJMqKns0nlpidWfte2k:GoUX+hLO//qauU0yUxJ/KllpidMTavIs
- TLSH T1B87633890136AD97FCB25676FEFB24707226D30AD78587BE1917C98CEB11742A37D802
- 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/3044-2-0x0000000180000000-0x00000001816BB000-memory.dmp themida behavioral2/memory/3044-0-0x0000000180000000-0x00000001816BB000-memory.dmp themida behavioral2/memory/3044-1-0x0000000180000000-0x00000001816BB000-memory.dmp themida behavioral2/memory/3044-3-0x0000000180000000-0x00000001816BB000-memory.dmp themida behavioral2/memory/3044-4-0x0000000180000000-0x00000001816BB000-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 NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 3044 rundll32.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3044 rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9704ac5f492fdb9e591866cf797abc50ed4deb6a81204f62fda8082214958869.dll,#11⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:3044