General

  • Target
    Proforma Invoice No.42037 for USD. 78116.exe
  • Size 1.7MB
  • Sample210513-q4d45pn1ps
  • SHA256 62f0e30181709aee0cb91688f9323dfcd24c0779d8cedb65f1b17ae97e9bf4dc
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • matiex

Credentials
  • Protocol

    smtp

  • Host

    kerekesfoto.com

  • Port

    587

  • Password

    ZX3^tne4R5GT

Targets

    • Target
      Proforma Invoice No.42037 for USD. 78116.exe
    • Size 1.7MB
    • SHA256 62f0e30181709aee0cb91688f9323dfcd24c0779d8cedb65f1b17ae97e9bf4dc
    • MD5 SHA1 SHA512
    • Matiex

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

    • Matiex Main Payload

    • 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