General

  • Target
    Confirmation Of Proforma Invoice.exe
  • Size 1.5MB
  • Sample210728-nsp4f5t56e
  • SHA256 a80660a551d427bd67935c0380d3edca52a17a57005dde154ba2acfd29bebade
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • matiex

Credentials
  • Protocol

    smtp

  • Host

    mail.thts.vn

  • Port

    25

  • Password

    123luongngan1989

Targets

    • Target
      Confirmation Of Proforma Invoice.exe
    • Size 1.5MB
    • SHA256 a80660a551d427bd67935c0380d3edca52a17a57005dde154ba2acfd29bebade
    • 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