General

  • Target
    Remittance Advice 001-ADEG001pdf.exe
  • Size 1.0MB
  • Sample200711-dv7hm5ndt6
  • SHA256 1095767d566c69cb1b2b6c80eef101d62dc9736e3ef294b43fc23f3d0378ea60
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    999999xxxsss011x1

Targets

    • Target
      Remittance Advice 001-ADEG001pdf.exe
    • Size 1.0MB
    • SHA256 1095767d566c69cb1b2b6c80eef101d62dc9736e3ef294b43fc23f3d0378ea60
    • 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