Analysis
- user interaction
yes - max time kernel
149s - max time network
123s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/10/2026, 17:10
Static task
static1
Behavioral task
behavioral1
Sample
steam_appid.txt
Resource
win11-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
steam_appid.txt
Resource
win11ltsc2024-20260911-en
1 signatures
150 seconds
General
- Target steam_appid.txt
- Size 7B
- Sample261011-vpxpcadh79
- SHA256 50e6d12ad65290ee6d8ceffa37e851259caa1aa05ce56d44eb3d3cf492f2bf73
- MD5 d72e336f3a7bb4afadd89a610c75d0d3
- SHA1 3ccf5a18fc4555e57f10e1d8218aa2aa8d5a2443
- SHA512 94cb09f9b6092a428f1eb333df762cb3e907170972d4ece7a09527ad6b72ea99f7ef3bd8d2958f77535b93c3bfb8d5a17f05ed1766bc031eb7a29925c56e123b
- MD5 SHA1 SHA512
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 3356 cmd.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1494457106-2582563566-1599095290-1000_Classes\Local Settings cmd.exe - Opens file in notepad (likely ransom note) 1 IoCs
pid Process 3056 NOTEPAD.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3356 wrote to memory of 3056 3356 cmd.exe 84
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\steam_appid.txt1⤵
- Executes a command shell one-liner
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3356 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\steam_appid.txt2⤵
- Opens file in notepad (likely ransom note)
PID:3056
-