General

  • Target
    https://cdn.discordapp.com/attachments/1178877547484823573/1249155657937059991/Xylex-V2.zip?ex=6666465d&is=6664f4dd&hm=7a3e2af179dd07ff9944759dccd54fd72f1109e2e43f26dabb34828724500cd3&
  • Sample240609-amfylabd84

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://github.com/xy-leex/xylex/releases/download/vypix/xylex.exe

Targets

    • Target
      https://cdn.discordapp.com/attachments/1178877547484823573/1249155657937059991/Xylex-V2.zip?ex=6666465d&is=6664f4dd&hm=7a3e2af179dd07ff9944759dccd54fd72f1109e2e43f26dabb34828724500cd3&
    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Legitimate hosting services abused for malware hosting/C2

    • 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