General

  • Target
    f711703c8ba66dcedb8e4b83f21a0425c528e278242c852fd5cf54bb43e30454.exe
  • Size 1.0MB
  • Sample241113-dln5csvkcy
  • SHA256 f711703c8ba66dcedb8e4b83f21a0425c528e278242c852fd5cf54bb43e30454
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    s82.gocheapweb.com

  • Port

    587

  • Password

    london@1759

Extracted

Family
  • agenttesla

Credentials

Targets

    • Target
      f711703c8ba66dcedb8e4b83f21a0425c528e278242c852fd5cf54bb43e30454.exe
    • Size 1.0MB
    • SHA256 f711703c8ba66dcedb8e4b83f21a0425c528e278242c852fd5cf54bb43e30454
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Agenttesla family

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Modiloader family

    • ModiLoader Second Stage

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks