General

  • Target
    PhytoAB - Attached #PO 00620.exe
  • Size 659KB
  • Sample201109-yd45psgs1a
  • SHA256 960bdf7b7b3bd263fcd5aa32f4b0ddb567349d46f6d5062a8000981675bffe6f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.braziliancoffeehouse.co

  • Port

    587

  • Password

    Brazil@123.

Targets

    • Target
      PhytoAB - Attached #PO 00620.exe
    • Size 659KB
    • SHA256 960bdf7b7b3bd263fcd5aa32f4b0ddb567349d46f6d5062a8000981675bffe6f
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • rezer0

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks