General

  • Target
    b205bda62cca4a3efe2b4ca7023468b2afecb996ed74a4d5602418dc42fd9048
  • Size 1.2MB
  • Sample240607-byds2sgd73
  • SHA256 b205bda62cca4a3efe2b4ca7023468b2afecb996ed74a4d5602418dc42fd9048
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.merlinmotorworks.com

  • Port

    587

  • Password

    Merlin1080S

Targets

    • Target
      Payment Transfer Request.exe
    • Size 687KB
    • SHA256 59a171cad8778f50a4d3d80c3db0a337013e210e8aa147546ef8aeb360bbc11c
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks