Overview

overview

10

Static

static

10

391fcac494...3b.exe

windows10-2004-x64

10

391fcac494...3b.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    391fcac494aea492372d2d29a428fbaa780481e8d8bd1e24f4c25a717fe92d3b
  • Size 48KB
  • Sample260730-yetrgsef79
  • SHA256 391fcac494aea492372d2d29a428fbaa780481e8d8bd1e24f4c25a717fe92d3b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • mu88.zip:2323

  • mu88.zip:3232

  • mu88.zip:7685

  • mu88.zip:5435

  • mu88.zip:8090

  • mu88.zip:8002

  • www.mu88.zip:2323

  • www.mu88.zip:3232

  • www.mu88.zip:7685

  • www.mu88.zip:5435

  • www.mu88.zip:8090

  • www.mu88.zip:8002

  • ILOVEYOU.mu88.zip:2323

  • ILOVEYOU.mu88.zip:3232

  • ILOVEYOU.mu88.zip:7685

  • ILOVEYOU.mu88.zip:5435

  • ILOVEYOU.mu88.zip:8090

  • ILOVEYOU.mu88.zip:8002

  • Melissa.mu88.zip:2323

  • Melissa.mu88.zip:3232

Mutex

  • XAfAGB0mXfr3

Attributes
  • delay

    3

  • install

    true

  • install_file

    Copilot.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      391fcac494aea492372d2d29a428fbaa780481e8d8bd1e24f4c25a717fe92d3b
    • Size 48KB
    • SHA256 391fcac494aea492372d2d29a428fbaa780481e8d8bd1e24f4c25a717fe92d3b
    • 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