General

  • Target

    https://www.upload.ee/files/17651469/hack-free.rar.html

  • Sample

    250203-29sdpaymal

Malware Config

Extracted

Family

xworm

C2

negapepe21.duckdns.org:5555

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

Targets

    • Target

      https://www.upload.ee/files/17651469/hack-free.rar.html

    • Detect Neshta payload

    • Detect Xworm Payload

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • Neshta family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Modifies system executable filetype association

    • 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

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks