General

  • Target
    75126563c59c3503c9bb69855a8a4f4a.exe
  • Size 952KB
  • Sample260820-jdv6lavwcs
  • SHA256 6e482ca3bf3fcc53e4e91c43c50b1720a48090f3149fe7ff760c447a37c1ef04
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials

Extracted

Family
  • agenttesla

Credentials

Targets

    • Target
      75126563c59c3503c9bb69855a8a4f4a.exe
    • Size 952KB
    • SHA256 6e482ca3bf3fcc53e4e91c43c50b1720a48090f3149fe7ff760c447a37c1ef04
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: AgentTesla

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

    • Modifies Windows Defender DisableAntiSpyware settings

    • 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.

    • Executes dropped EXE

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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.

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks