General

  • Target
    2024-11-14_fa4846c0444989818272902a0e5d2044_formbook_hiddentear
  • Size 680KB
  • Sample241114-rt2bjs1apb
  • SHA256 0cdd69862bf252d0ddbcbdf11612604b8cc055c7b09d5b948d84589569c492eb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.kesoremrayon.com

  • Port

    21

  • Password

    hHjRIMC^uNWw

Targets

    • Target
      2024-11-14_fa4846c0444989818272902a0e5d2044_formbook_hiddentear
    • Size 680KB
    • SHA256 0cdd69862bf252d0ddbcbdf11612604b8cc055c7b09d5b948d84589569c492eb
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Agenttesla family

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks