Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 13:15

General

  • Target

    biosdrain-master/.github/workflows/master-release.yml

  • Size

    1KB

  • MD5

    5d9759aee8081eafdd291bb7f0740bc8

  • SHA1

    3c108b2f2fd87fdd214e92c59507cc0298791526

  • SHA256

    70604aea0271efa31801a63aeeda50578bd294138db7b63adb39336c526f3972

  • SHA512

    b634565fed162b97dbd0b18127b0a2ec3935179d7db594738bd87fe1fe6d754b4242d1c302acdeba3e473c20be259e796b157d399f969571992a0dbf42aa2a31

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\biosdrain-master\.github\workflows\master-release.yml
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\biosdrain-master\.github\workflows\master-release.yml
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\biosdrain-master\.github\workflows\master-release.yml"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    0814d2a0f9687164507d565d63b0242d

    SHA1

    a0625594cb078b5732904cb8bf2d8d8a68bc376c

    SHA256

    b4c77de47373352304081e17417e12e48ad33b93d3b5105b593a92ac4ee81184

    SHA512

    ce2083c6dc33c89c8817610d19dbb3af8ceca37544e5a3d2df3630cadea7c6c3d5ea894c079dabeff11d0c3a60ca76044f5f22dc5d7ee1ac380771d86cbc83f4