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
899s - max time network
532s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-de - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-delocale:de-deos:windows11-ltsc_2024-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 main.pyc
- Size 453B
- Sample260719-pevjcaax8n
- SHA256 4dbebdbe1f3795b24d5358d1182b2fe0907656c935e143c0b9ea2f005f2ff3a4
- MD5 8b8f530230a392f3e26c765cfc861bab
- SHA1 bba07bce31c2a6a12694936bdd54cb52d139e8f1
- SHA512 54c299ca1baa6d27d2e4cf22cba4f1a436ff509ff2b2da1f5e6d564d7617384a51df643b61228e453bf499583816d3e2c8af5282a5e7e4f4d0f1ac07ddec01e2
- TLSH T1EBF05CE785051996DA2962B46503A328D192521D69488806DB1CF53E1C286602934F0B
- 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 3288 cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4156 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:3288
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4156
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:1568
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:5824