General

  • Target

    V3xSolarafixer.bat

  • Size

    395KB

  • Sample

    241120-vxxdjszckd

  • MD5

    003edf4319e31d48f44daee2df888005

  • SHA1

    bcd6f33116f746a10185af4d17cbf0357c11657b

  • SHA256

    60193565df3a7afe6f4bf343da48595a20bc8afed9d60f890b6a2d1c1ce8b65f

  • SHA512

    1e961d0bec6b7368d6f6732ca854c995f3caedd3e87fe3a809f5b263d866adc6146295e60fdb0216257b709ace3836241210617d6060cf8b56e74a9d5e52785e

  • SSDEEP

    12288:NsUM5zunGyNyChna0ZF2NB6RjTQ+SXbBBoz9u:Ns3zuVZxZF2v0QntBr

Malware Config

Extracted

Family

asyncrat

Botnet

Victim

C2

193.161.193.99:36700

Attributes
  • delay

    1

  • install

    true

  • install_file

    sysvlrhp.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      V3xSolarafixer.bat

    • Size

      395KB

    • MD5

      003edf4319e31d48f44daee2df888005

    • SHA1

      bcd6f33116f746a10185af4d17cbf0357c11657b

    • SHA256

      60193565df3a7afe6f4bf343da48595a20bc8afed9d60f890b6a2d1c1ce8b65f

    • SHA512

      1e961d0bec6b7368d6f6732ca854c995f3caedd3e87fe3a809f5b263d866adc6146295e60fdb0216257b709ace3836241210617d6060cf8b56e74a9d5e52785e

    • SSDEEP

      12288:NsUM5zunGyNyChna0ZF2NB6RjTQ+SXbBBoz9u:Ns3zuVZxZF2v0QntBr

    • AsyncRat

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

    • Asyncrat family

    • Async RAT payload

    • 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.

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks