General

  • Target
    DFN061Z.exe
  • Size 658KB
  • Sample201008-rl8kqk4nf2
  • SHA256 d35bf493850ef852fd9b4d06e713c3500a2905cf1028bb80ee4ab1fd3cdede5d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.maccinox.com

  • Port

    587

  • Password

    peru2016

Targets

    • Target
      DFN061Z.exe
    • Size 658KB
    • SHA256 d35bf493850ef852fd9b4d06e713c3500a2905cf1028bb80ee4ab1fd3cdede5d
    • MD5 SHA1 SHA512
    • 404 Keylogger

      Information stealer and keylogger first seen in 2019.

    • 404 Keylogger Main Executable

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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