General

  • Target
    22052026_1651_S5121000221100211-110211.js.zip
  • Size 41KB
  • Sample260522-vdbyhaay3n
  • SHA256 b3819651e1234b128075a3059972e89e00174fee248e370489c470027a4e83af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.9 A

Botnet
  • STG

C2
  • xtadts.ddns.net:2055

  • afxwd.ddns.net:2055

Mutex
  • ORcoJrFrh0hf

Attributes
  • delay

    5

  • install

    false

  • install_file

    null

  • install_folder

    null

aes.plain

Targets

    • Target
      S5121000221100211-110211.js
    • Size 41KB
    • SHA256 89d17353a10865a0c43e3c32e767d7829245df954fdceaa44c1d0fda84a8f7d4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: AsyncRat

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

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

      Network activity triggered a Suricata alert

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • Adds Run key to start application

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks