Overview

overview

10

Static

static

10

88e44baa2f...f7.exe

windows10-2004-x64

10

88e44baa2f...f7.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    88e44baa2fe04e17c8c9ef98de0fde338257ea8abe2f9d0827c3aefdfdb153f7
  • Size 45KB
  • Sample260601-tedcaahy2s
  • SHA256 88e44baa2fe04e17c8c9ef98de0fde338257ea8abe2f9d0827c3aefdfdb153f7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • gaitrinh.net:443

  • gaitrinh.net:80

  • www.gaitrinh.net:443

  • www.gaitrinh.net:80

  • klez.gaitrinh.net:443

  • klez.gaitrinh.net:80

  • nimda.gaitrinh.net:443

  • nimda.gaitrinh.net:80

  • fakeupdates.gaitrinh.net:443

  • fakeupdates.gaitrinh.net:80

Mutex

  • ts4xUthQZT09

Attributes
  • delay

    0

  • install

    true

  • install_file

    s68u3jcu.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      88e44baa2fe04e17c8c9ef98de0fde338257ea8abe2f9d0827c3aefdfdb153f7
    • Size 45KB
    • SHA256 88e44baa2fe04e17c8c9ef98de0fde338257ea8abe2f9d0827c3aefdfdb153f7
    • 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