Overview
overview
9Static
static
3winlocker_...2).zip
windows10-2004-x64
1winlocker_...2).zip
windows11-ltsc_2024-x64
1info_winlock.txt
windows10-2004-x64
1info_winlock.txt
windows11-ltsc_2024-x64
1winlock-builder-2.png
windows10-2004-x64
1winlock-builder-2.png
windows11-ltsc_2024-x64
1winlock_builder_1.png
windows10-2004-x64
1winlock_builder_1.png
windows11-ltsc_2024-x64
1winlocker_....6.exe
windows10-2004-x64
9winlocker_....6.exe
windows11-ltsc_2024-x64
9main.pyc
windows10-2004-x64
3main.pyc
windows11-ltsc_2024-x64
3winlocker_...TA.exe
windows10-2004-x64
9winlocker_...TA.exe
windows11-ltsc_2024-x64
9main1.pyc
windows10-2004-x64
3main1.pyc
windows11-ltsc_2024-x64
3Analysis
- max time kernel
898s - max time network
486s - platform
windows10-2004_x64 - resource
win10v2004-20260513-de - resource tags
arch:x64arch:x86image:win10v2004-20260513-delocale:de-deos:windows10-2004-x64systemwindows - submitted
19/07/2026, 12:15
Behavioral task
behavioral1
Sample
winlocker_builder_0.6 (2).zip
Resource
win10v2004-20260513-de
Behavioral task
behavioral2
Sample
winlocker_builder_0.6 (2).zip
Resource
win11ltsc2024-20260709-de
Behavioral task
behavioral3
Sample
info_winlock.txt
Resource
win10v2004-20260513-de
Behavioral task
behavioral4
Sample
info_winlock.txt
Resource
win11ltsc2024-20260709-de
Behavioral task
behavioral5
Sample
winlock-builder-2.png
Resource
win10v2004-20260513-de
Behavioral task
behavioral6
Sample
winlock-builder-2.png
Resource
win11ltsc2024-20260709-de
Behavioral task
behavioral7
Sample
winlock_builder_1.png
Resource
win10v2004-20260513-de
Behavioral task
behavioral8
Sample
winlock_builder_1.png
Resource
win11ltsc2024-20260709-de
Behavioral task
behavioral9
Sample
winlocker_builder_0.6.exe
Resource
win10v2004-20260513-de
Behavioral task
behavioral10
Sample
winlocker_builder_0.6.exe
Resource
win11ltsc2024-20260709-de
Behavioral task
behavioral11
Sample
main.pyc
Resource
win10v2004-20260513-de
Behavioral task
behavioral12
Sample
main.pyc
Resource
win11ltsc2024-20260709-de
Behavioral task
behavioral13
Sample
winlocker_builder_0.6_BETA.exe
Resource
win10v2004-20260513-de
Behavioral task
behavioral14
Sample
winlocker_builder_0.6_BETA.exe
Resource
win11ltsc2024-20260710-de
Behavioral task
behavioral15
Sample
main1.pyc
Resource
win10v2004-20260513-de
Behavioral task
behavioral16
Sample
main1.pyc
Resource
win11ltsc2024-20260709-de
General
- Target main1.pyc
- Size 470B
- Sample260719-pevjcaax8n
- SHA256 cea4aedbef5968ac70187036e46925148cd84b729cb8a5c65a24e82ec8994658
- MD5 436ee225839b992c8a060d8b3280e118
- SHA1 6157346aa68b2c27e9747e4fd274dd71d189287d
- SHA512 4441c5ec6f086e6ed30568eea8e7d8d7b788371e639b9d253ef56994747f3dc166c335477a8c0c8af4077cc5c51cfb03c76648dab41f8c29657bc7a7089eb7f6
- TLSH T14BF05CE780050996E96CA6F46112D734D193D7A9B849848ACA0CB43D5D196A16524F0A
- MD5 SHA1 SHA512 TLSH
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 2788 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 1640 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\main1.pyc1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:2788
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1640