General

  • Target
    2026-08-13_7563c81c2d23045e7a8f39a27f7550c0_amadey_elex_wannacry
  • Size 562KB
  • Sample260813-zbb8psyalb
  • SHA256 34165f1d5813a9c21bc0a3fa1fe1f350054ecbe9948a82423bbf1f94760de96e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-08-13_7563c81c2d23045e7a8f39a27f7550c0_amadey_elex_wannacry
    • Size 562KB
    • SHA256 34165f1d5813a9c21bc0a3fa1fe1f350054ecbe9948a82423bbf1f94760de96e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Expiro payload

    • Family: Expiro, m0yv

      Expiro aka m0yv is a multi-functional backdoor written in C++.

    • Disables taskbar notifications via registry modification

    • Executes dropped EXE

    • Windows security modification

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks