NjRAT — Örnek SHA256: 99d71c0b | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: NjRAT

NjRAT, yaygın RAT'tır.

Threat Indicators (IOC)

• SHA256: 99d71c0bc33e95d7a229b32d3f55964f0e0b083fa189fa808b72e340f797b818
• MD5: f4e28799fcc062b8b1c0255ec0d4e1cb

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: 99d71c0bc33e95d7"
        threat_level = "high"
        first_seen = "2025-07-23"
    condition:
        hash.sha256(0, filesize) == "99d71c0bc33e95d7a229b32d3f55964f0e0b083fa189fa808b72e340f797b818"
}