Overview

overview

10

Static

static

10

m76.exe

windows10-2004-x64

10

m76.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    m76.exe
  • Size 45KB
  • Sample260415-em2yaaet5p
  • SHA256 20059f985b4593f88335df1ce6c5d43fabeab5321467306bc28d06e231128b13
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratvjfjxh.sa.comdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • vjfjxh.sa.com

C2

  • vjfjxh.sa.com:80

  • vjfjxh.sa.com:443

  • vjfjxh.sa.com:8080

  • vjfjxh.sa.com:8443

  • vjfjxh.sa.com:3306

  • https://vjfjxh.sa.com:80

  • https://vjfjxh.sa.com:443

  • https://vjfjxh.sa.com:8080

  • https://vjfjxh.sa.com:8443

  • https://vjfjxh.sa.com:3306

Mutex

  • Eb7WAfOZ8ywZ

Attributes
  • delay

    3

  • install

    true

  • install_file

    m76.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      m76.exe
    • Size 45KB
    • SHA256 20059f985b4593f88335df1ce6c5d43fabeab5321467306bc28d06e231128b13
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    vjfjxh.sa.comdefense_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