BruteRatel — Örnek SHA256: d5a23e43 | Critical Tehdit Analizi

Cryptographic Identifiers

Malware Family: BruteRatel

Brute Ratel, EDR atlatmak için tasarlandı.

Threat Indicators (IOC)

• SHA256: d5a23e43954d0665d3bb6441b53d360016729749d0e2ea5c9c546e381bf4ae47
• MD5: 9e4e763f2ebbaee2426c5eff1d89bfca

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

1. Disconnect the system from the network — unplug ethernet, disable Wi-Fi
2. Terminate suspicious processes from Task Manager
3. Run a full system scan with Malwarebytes or Kaspersky
4. HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
5. Review newly created tasks in Task Scheduler
6. Change all your account passwords from a clean device
7. Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın

YARA Rule Hints

rule BruteRatel_SHA256 {
    meta:
        description = "BruteRatel sample: d5a23e43954d0665"
        threat_level = "critical"
        first_seen = "2024-12-17"
    condition:
        hash.sha256(0, filesize) == "d5a23e43954d0665d3bb6441b53d360016729749d0e2ea5c9c546e381bf4ae47"
}