General

  • Target
    317e4399e15e95a49d4437d66ae28a1ce6f22c9b2cf36db2f4b8e9c952763143
  • Size 2.0MB
  • Sample240614-b812bsvbkr
  • SHA256 317e4399e15e95a49d4437d66ae28a1ce6f22c9b2cf36db2f4b8e9c952763143
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.pishgamsanaat.com

  • Port

    587

  • Password

    Pishgam123456

Targets

    • Target
      317e4399e15e95a49d4437d66ae28a1ce6f22c9b2cf36db2f4b8e9c952763143
    • Size 2.0MB
    • SHA256 317e4399e15e95a49d4437d66ae28a1ce6f22c9b2cf36db2f4b8e9c952763143
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • UAC bypass

    • Windows security bypass

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • 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