General

  • Target
    SecuriteInfo.com.Win32.RATX-gen.15090.18131.exe
  • Size 837KB
  • Sample221213-t64csafb67
  • SHA256 2244c1910eec55c85a115fa27cfbc558ecbee563441065ba45656b68e3c8cdb9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.ru

  • Port

    587

  • Password

    brillium12345

Targets

    • Target
      SecuriteInfo.com.Win32.RATX-gen.15090.18131.exe
    • Size 837KB
    • SHA256 2244c1910eec55c85a115fa27cfbc558ecbee563441065ba45656b68e3c8cdb9
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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