Overview

overview

10

Static

static

10

ec1583c4da...a4.exe

windows10-2004-x64

10

ec1583c4da...a4.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    ec1583c4da22c4bb5d2051a6476763317190a7dd75b3d0f124604ec50b3577a4
  • Size 45KB
  • Sample260531-xrmy2aev7x
  • SHA256 ec1583c4da22c4bb5d2051a6476763317190a7dd75b3d0f124604ec50b3577a4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • versexsogratis.com:443

  • versexsogratis.com:80

  • versexsogratis.com:7797

  • versexsogratis.com:8707

  • versexsogratis.com:6620

  • www.versexsogratis.com:443

  • www.versexsogratis.com:80

  • www.versexsogratis.com:7797

  • www.versexsogratis.com:8707

  • www.versexsogratis.com:6620

  • blaster.versexsogratis.com:443

  • blaster.versexsogratis.com:80

  • blaster.versexsogratis.com:7797

  • blaster.versexsogratis.com:8707

  • blaster.versexsogratis.com:6620

  • ursnif.versexsogratis.com:443

  • ursnif.versexsogratis.com:80

  • ursnif.versexsogratis.com:7797

  • ursnif.versexsogratis.com:8707

  • ursnif.versexsogratis.com:6620

Mutex

  • pwGPGsvQti6R

Attributes
  • delay

    0

  • install

    true

  • install_file

    o0rww48f.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      ec1583c4da22c4bb5d2051a6476763317190a7dd75b3d0f124604ec50b3577a4
    • Size 45KB
    • SHA256 ec1583c4da22c4bb5d2051a6476763317190a7dd75b3d0f124604ec50b3577a4
    • 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