Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/08/2026, 23:59
Behavioral task
behavioral1
Sample
update_win64.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
update_win64.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
Behavioral task
behavioral3
Sample
stub.pyc
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral4
Sample
stub.pyc
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target stub.pyc
- Size 20.1MB
- Sample260830-31t2labm6t
- SHA256 819ea29d02c8612cb91bcfb220c976678a4f468ae150920f0760a0da4b0eb7ed
- MD5 839d7185aa6ff87f74c8815c3d0cc2b8
- SHA1 5e051e8f8aa91ebca7d00174e4618663c2c732e2
- SHA512 611cb82b041f0a1fe15a166426191b679d4f95c0f98f162d113a550512b340f0a29db5d7ecddd8be44afccf0f39d7502154c6a45c6989d77a1819d77f5d871c9
- SSDEEP 49152:6ciQaSQbcFgxo+52J2gAhIsk0cTfk7TR8lMGqFSeBTGCRDuolXorV6DqekEdMYsN:H
- TLSH T14A2733104E392EBE0A58A329307F1F1E17F14F92C019A6DBA7E538DB116FF51642786E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3644 cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1074038928-2032447174-945360078-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1074038928-2032447174-945360078-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1320 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\stub.pyc1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:3644
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1320