Overview

overview

10

Static

static

1

fjkdhjdskqke.bat

windows10-2004-x64

7

fjkdhjdskqke.bat

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    fjkdhjdskqke.bat
  • Size 4KB
  • Sample260714-ls2m2aas8q
  • SHA256 24ae9a43b77aafcbf4fb08285ab0fbd725fddf2611f1713ab1a7c1097ecaa3db
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryratsuricata

Malware Config

Extracted

Family

  • asyncrat

Botnet

  • Default

C2

  • ferjksax.duckdns.org:7878

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

  • asyncrat

Version

  • 0.5.7B

Botnet

  • Default

C2

  • robin43hf.duckdns.org:8797

Mutex

  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      fjkdhjdskqke.bat
    • Size 4KB
    • SHA256 24ae9a43b77aafcbf4fb08285ab0fbd725fddf2611f1713ab1a7c1097ecaa3db
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondefaultdiscoveryasyncratratsuricata

    • Async RAT payload

      rat

    • Family: AsyncRat

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

      ratasyncrat

    • Suricata alert: AsyncRAT Malware Default X.509 Certificate Detected - Inbound

      Network activity triggered a Suricata alert

      suricataasyncrat

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks