Overview

overview

10

Static

static

1

SCAN_2026-...df.lnk

windows10-2004-x64

8

SCAN_2026-...df.lnk

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    ce9866c9b6a45148ed9a8b6e194bd9d97458f0ad8883b02a22ad7ee8a06d4014.bin
  • Size 1016B
  • Sample260727-nd6pjsaf27
  • SHA256 ce9866c9b6a45148ed9a8b6e194bd9d97458f0ad8883b02a22ad7ee8a06d4014
  • MD5 SHA1 SHA512 TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoverydropperexecutionratsuricata

Malware Config

Extracted

Family

  • asyncrat

Botnet

  • Default

C2

  • hsab20.duckdns.org:7878

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

  • asyncrat

Version

  • 0.5.7B

Botnet

  • Default

C2

  • yeja56.duckdns.org:6745

Mutex

  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      SCAN_2026-7606428.pdf.lnk
    • Size 2KB
    • SHA256 af0dbd7cf8b065a44a6bb44bef5537b85a176e854e478e29f8875f2965bf7847
    • MD5 SHA1 SHA512 TLSH
    Score
    10/10
    defense_evasiondropperexecutiondefaultdiscoveryasyncratratsuricata

    • 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

    • Download via BitsAdmin

      dropper

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Executes a VBScript file via the Windows Script Host.

      execution
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks