Overview

overview

10

Static

static

10

AsyncClient.exe

windows10-2004-x64

10

AsyncClient.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    AsyncClient.exe
  • Size 45KB
  • Sample260724-ncy83sydpd
  • SHA256 3856a6ca9f1f341d6d470256e119c13ec3204434cfbc716224140fb9be5a6edb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdiscoveryrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • www.muil.io:6606

  • www.muil.io:7707

  • www.muil.io:8808

  • www.muil.io:443

  • www.muil.io:80

  • www.muil.io:8844

  • www.muil.io:22

  • www.muil.io:53

  • cityofbrass.io:6606

  • cityofbrass.io:7707

  • cityofbrass.io:8808

  • cityofbrass.io:443

  • cityofbrass.io:80

  • cityofbrass.io:8844

  • cityofbrass.io:22

  • cityofbrass.io:53

  • xoilac.io:6606

  • xoilac.io:7707

  • xoilac.io:8808

  • xoilac.io:443

Mutex

  • rjEWg8Dvp7vn

Attributes
  • delay

    9

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      AsyncClient.exe
    • Size 45KB
    • SHA256 3856a6ca9f1f341d6d470256e119c13ec3204434cfbc716224140fb9be5a6edb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdiscoveryasyncratrat

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks