General

  • Target
    3bab8fe003450bf70cd9ec8c2b92d042d92167da4942046f104f6b3139663a96.exe
  • Size 692KB
  • Sample240614-bkbfrsshjm
  • SHA256 3bab8fe003450bf70cd9ec8c2b92d042d92167da4942046f104f6b3139663a96
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.jvpgclub.com

  • Port

    587

  • Password

    Suman$2024

Targets

    • Target
      3bab8fe003450bf70cd9ec8c2b92d042d92167da4942046f104f6b3139663a96.exe
    • Size 692KB
    • SHA256 3bab8fe003450bf70cd9ec8c2b92d042d92167da4942046f104f6b3139663a96
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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.

    • 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