General

  • Target
    https://gofile.io/d/CLZlYy
  • Sample240322-vd8mgagb6x

Malware Config

Extracted

Family
  • asyncrat

Botnet
  • +40

C2
  • authority-amazon.gl.at.ply.gg:41414

Mutex
  • qWL7诶Iqw比lp伊fΖr西比NVي0Β

Attributes
  • delay

    1

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • xworm

Version
  • 3.1

C2
  • authority-amazon.gl.at.ply.gg:41414

Mutex
  • yyWHOvIJF5WyaupK

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    Win 10.exe

aes.plain

Targets

    • Target
      https://gofile.io/d/CLZlYy
    • AsyncRat

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

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • Modifies Windows Defender Real-time Protection settings

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Async RAT payload

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks