General

  • Target
    vbc.exe
  • Size 445KB
  • Sample200624-qs29ef7rya
  • SHA256 d2d146dcd0c8eda1d8b60e10034e56e149d4544121af77eda5288eba11ca6dd7
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    a173509info

Targets

    • Target
      vbc.exe
    • Size 445KB
    • SHA256 d2d146dcd0c8eda1d8b60e10034e56e149d4544121af77eda5288eba11ca6dd7
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • 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.

    • Uses the VBS compiler for execution

    • Adds Run entry to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks