General

  • Target
    Encomenda a Fornecedor nº 2177.exe
  • Size 637KB
  • Sample200731-8eflt657ms
  • SHA256 f67337d939b7a8d33762e080856099d05b5ff3404bc285f4dd249281289f57c8
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.gruppoei.tk

  • Port

    587

  • Password

    fC%ROLz}R,(*

Targets

    • Target
      Encomenda a Fornecedor nº 2177.exe
    • Size 637KB
    • SHA256 f67337d939b7a8d33762e080856099d05b5ff3404bc285f4dd249281289f57c8
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Drops startup file

    • 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