Overview

overview

10

Static

static

10

9c51811354...01.exe

windows10-2004-x64

10

9c51811354...01.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    9c51811354df79b8ee13e6f540141941cd3d7af4228ad0d6c5bd63b250d29c01
  • Size 45KB
  • Sample260602-yfghjsdv3t
  • SHA256 9c51811354df79b8ee13e6f540141941cd3d7af4228ad0d6c5bd63b250d29c01
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • spica.jp.net:80

  • spica.jp.net:443

  • www.spica.jp.net:80

  • www.spica.jp.net:443

  • remote.spica.jp.net:80

  • remote.spica.jp.net:443

  • hack.spica.jp.net:80

  • hack.spica.jp.net:443

  • malware.spica.jp.net:80

  • malware.spica.jp.net:443

  • acas.spica.jp.net:80

  • acas.spica.jp.net:443

  • virus.spica.jp.net:80

  • virus.spica.jp.net:443

  • ftp.spica.jp.net:80

  • ftp.spica.jp.net:443

  • ssh.spica.jp.net:80

  • ssh.spica.jp.net:443

  • spica.jp.net/dk:80

  • spica.jp.net/dk:443

Mutex

  • lItyuYO4rpFm

Attributes
  • delay

    3

  • install

    true

  • install_file

    lasfuoasda.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      9c51811354df79b8ee13e6f540141941cd3d7af4228ad0d6c5bd63b250d29c01
    • Size 45KB
    • SHA256 9c51811354df79b8ee13e6f540141941cd3d7af4228ad0d6c5bd63b250d29c01
    • 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