General

  • Target

    a823fe41d388ef2f59ba4ed377c6d4708115a9551089d95f066e116a608b8613.vbs

  • Size

    5KB

  • Sample

    241017-ckec4azfnr

  • MD5

    d320aea9453c098f7b07ac1da85a9e7e

  • SHA1

    1fcf8469a5b7197cca73c9665f43505d7a6c6ae3

  • SHA256

    a823fe41d388ef2f59ba4ed377c6d4708115a9551089d95f066e116a608b8613

  • SHA512

    2d883ac60a84b0e919274daec84bc5a6dbed9f1eb40f5dab6c1473d321211e245a27dcdc2ed4e9f9ed7ab9e08048ee3d34da333ad5cb950a2d934b59b20fb7bd

  • SSDEEP

    48:epIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIrOTTS:etPXyTuGZOrHTu5Viajr

Malware Config

Extracted

Family

asyncrat

Version

AWS | 3Losh

Botnet

New-Encrypt

Mutex

AsyncMutex_alosh

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/M1nmWeTA

aes.plain

Targets

    • Target

      a823fe41d388ef2f59ba4ed377c6d4708115a9551089d95f066e116a608b8613.vbs

    • Size

      5KB

    • MD5

      d320aea9453c098f7b07ac1da85a9e7e

    • SHA1

      1fcf8469a5b7197cca73c9665f43505d7a6c6ae3

    • SHA256

      a823fe41d388ef2f59ba4ed377c6d4708115a9551089d95f066e116a608b8613

    • SHA512

      2d883ac60a84b0e919274daec84bc5a6dbed9f1eb40f5dab6c1473d321211e245a27dcdc2ed4e9f9ed7ab9e08048ee3d34da333ad5cb950a2d934b59b20fb7bd

    • SSDEEP

      48:epIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIjIrOTTS:etPXyTuGZOrHTu5Viajr

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks