General

  • Target
    dd19b7da2ba83b1c794478d95855eeac836f4dde27f5fd45be861b3b2d05744c
  • Size 1.5MB
  • Sample260731-rqbaysvbqd
  • SHA256 dd19b7da2ba83b1c794478d95855eeac836f4dde27f5fd45be861b3b2d05744c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.ionos.es

  • Port

    587

  • Password

    NuevoCastil233+2025

Extracted

Family
  • phantom_stealer

Version
  • v4.0.0

Credentials
Mutex
  • QKNWBNABYSVOCK5R8YMZ

Attributes
  • enable_ssl

    true

  • passwords

    true

  • smtp_enabled

    true

Targets

    • Target
      Faxc9876543456780.scr
    • Size 1.6MB
    • SHA256 2848e984e40fb62d989a66aad9b8b7a27b26e01c066c31734b1bfae6a197ea71
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: PhantomStealer

      Phantom Stealer is a stealer written in C#, forked from the Stealerium family.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks