NjRAT — Örnek SHA256: 5f131d7b | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: NjRAT

NjRAT, yaygın RAT'tır.

Threat Indicators (IOC)

• SHA256: 5f131d7bf6e378ee93d3506a2e9ecf5fd01d6e5c2bea70876218c7cf44dbf9f5
• MD5: b5cc0517d023fa66a3670c248d7306ac

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 NjRAT_SHA256 {
    meta:
        description = "NjRAT sample: 5f131d7bf6e378ee"
        threat_level = "high"
        first_seen = "2025-05-21"
    condition:
        hash.sha256(0, filesize) == "5f131d7bf6e378ee93d3506a2e9ecf5fd01d6e5c2bea70876218c7cf44dbf9f5"
}