Overview

overview

10

Static

static

10

2a45f8ec4d...1a.exe

windows10-2004-x64

10

2a45f8ec4d...1a.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2a45f8ec4d223428180cf31154a3e213efefaa7d0dc8e46e335360a7e1c6bb1a
  • Size 45KB
  • Sample260602-h5ga3shs2r
  • SHA256 2a45f8ec4d223428180cf31154a3e213efefaa7d0dc8e46e335360a7e1c6bb1a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • xnxx3.com:443

  • xnxx3.com:80

  • xnxx3.com:7797

  • xnxx3.com:8707

  • xnxx3.com:6620

  • www.xnxx3.com:443

  • www.xnxx3.com:80

  • www.xnxx3.com:7797

  • www.xnxx3.com:8707

  • www.xnxx3.com:6620

  • formbook.xnxx3.com:443

  • formbook.xnxx3.com:80

  • formbook.xnxx3.com:7797

  • formbook.xnxx3.com:8707

  • formbook.xnxx3.com:6620

  • darkside.xnxx3.com:443

  • darkside.xnxx3.com:80

  • darkside.xnxx3.com:7797

  • darkside.xnxx3.com:8707

  • darkside.xnxx3.com:6620

Mutex

  • 29be6xLtqbQk

Attributes
  • delay

    0

  • install

    true

  • install_file

    wb4flsp.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      2a45f8ec4d223428180cf31154a3e213efefaa7d0dc8e46e335360a7e1c6bb1a
    • Size 45KB
    • SHA256 2a45f8ec4d223428180cf31154a3e213efefaa7d0dc8e46e335360a7e1c6bb1a
    • 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