General

  • Target
    Xylex.bat
  • Size 254B
  • Sample240609-e8gjgaee66
  • SHA256 bee3639262892fde56c1d48d28aa2dd3c137cfd55125005a3b3ea0a36b1d8aa1
  • MD5 SHA1 SHA512

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

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

Targets

    • Target
      Xylex.bat
    • Size 254B
    • SHA256 bee3639262892fde56c1d48d28aa2dd3c137cfd55125005a3b3ea0a36b1d8aa1
    • MD5 SHA1 SHA512
    • 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

    • Deletes itself

    • 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