Analysis

  • max time kernel
    899s
  • max time network
    492s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/08/2026, 16:55

General

  • Target
    resources/app-update.yml
  • Size 104B
  • Sample260831-vfl69adm2x
  • SHA256 a6c0e481104cf6d32dbaf4eaf4e8acec87dea5bf5f37840dc26ac0a1b7eb84ac
  • MD5 SHA1 SHA512 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.

  • Modifies registry class 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\resources\app-update.yml
    1⤵
    • Executes a command shell one-liner
    • Modifies registry class
    PID:2632
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1708

Network

        MITRE ATT&CK Enterprise v16

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        Downloads