General

  • Target
    751211097.exe
  • Size 891KB
  • Sample200720-zvbw76sge2
  • SHA256 9279a522d40389c547e400b7a2f4f778cb7fb48736803eabc4000470ccbdfd6c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    54A00*/GFe90

Targets

    • Target
      751211097.exe
    • Size 891KB
    • SHA256 9279a522d40389c547e400b7a2f4f778cb7fb48736803eabc4000470ccbdfd6c
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks