Overview

overview

10

Static

static

10

AsyncClient.exe

windows10-2004-x64

10

AsyncClient.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    AsyncClient.exe
  • Size 47KB
  • Sample260709-sa6mladt31
  • SHA256 73dcd41db859168a02a839eabff50bff9fa866322e37844566ae36550b969f87
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • 789win2.design:8443

  • 789win2.design:81

  • 789win2.design:7878

  • 789win2.design:8787

  • 789win2.design:6789

  • 789win2.design:80

  • 789win2.design:8080

  • 789win2.design:443

  • huaibei.me:8443

  • huaibei.me:81

  • huaibei.me:7878

  • huaibei.me:8787

  • huaibei.me:6789

  • huaibei.me:80

  • huaibei.me:8080

  • huaibei.me:443

  • dn88ac.com:8443

  • dn88ac.com:81

  • dn88ac.com:7878

  • dn88ac.com:8787

Mutex

  • Snkl81Zs4T3b

Attributes
  • delay

    3

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      AsyncClient.exe
    • Size 47KB
    • SHA256 73dcd41db859168a02a839eabff50bff9fa866322e37844566ae36550b969f87
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

    • Async RAT payload

      rat

    • Family: AsyncRat

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

      ratasyncrat

    • Checks computer location settings

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

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks