Overview

overview

10

Static

static

3

f959e02ca3...f8.exe

windows10-2004-x64

10

f959e02ca3...f8.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    f959e02ca3d394ac2f9f6ed83c1555aefda32951ea4e986921b9fa57536eeef8.exe
  • Size 40.4MB
  • Sample260402-xs4ceaav5m
  • SHA256 f959e02ca3d394ac2f9f6ed83c1555aefda32951ea4e986921b9fa57536eeef8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratxwormdefaultdefense_evasionexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • asyncrat

Botnet

  • Default

C2

  • 217.154.6.255:7004

Attributes
  • delay

    1

  • install

    true

  • install_file

    shost.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      f959e02ca3d394ac2f9f6ed83c1555aefda32951ea4e986921b9fa57536eeef8.exe
    • Size 40.4MB
    • SHA256 f959e02ca3d394ac2f9f6ed83c1555aefda32951ea4e986921b9fa57536eeef8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasionexecutionasyncratxwormpersistencerattrojan

    • Async RAT payload

      rat

    • AsyncRat

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

      ratasyncrat

    • Asyncrat family

      asyncrat

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Xworm family

      xworm

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks