Overview

overview

10

Static

static

10

Testing FR.exe

windows7-x64

10

Testing FR.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    Testing FR.exe
  • Size 48KB
  • Sample230321-c5xp6sae51
  • SHA256 c69b81e6499b64d01ed7b231985f9061e8553309cbd64b00d1699e71d58fd4c3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 1.0.7

Botnet

  • Default

C2

  • 127.0.0.1:8809

  • thebest39393.ddns.net:8809

Mutex

  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    true

  • install_file

    Microsoft Services.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      Testing FR.exe
    • Size 48KB
    • SHA256 c69b81e6499b64d01ed7b231985f9061e8553309cbd64b00d1699e71d58fd4c3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    asyncratdefaultrat

    • AsyncRat

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

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks