General

  • Target
    PROFORMA INVOICE.PDF......exe
  • Size 567KB
  • Sample201224-hf18v74zta
  • SHA256 b353a8a7967d9d72d358e29044f725e3f359c5fc8aebd0dba84d13701ccfdfac
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.serviciodecorreo.es

  • Port

    587

  • Password

    Ronu6802

Extracted

Family
  • matiex

Credentials
  • Protocol

    smtp

  • Host

    smtp.serviciodecorreo.es

  • Port

    587

  • Password

    Ronu6802

Targets

    • Target
      PROFORMA INVOICE.PDF......exe
    • Size 567KB
    • SHA256 b353a8a7967d9d72d358e29044f725e3f359c5fc8aebd0dba84d13701ccfdfac
    • MD5 SHA1 SHA512
    • Matiex

      Matiex is a keylogger and infostealer first seen in July 2020.

    • Matiex Main Payload

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks