ValleyRAT — Örnek SHA256: 4ef56fe1 | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: ValleyRAT

ValleyRAT, Çin APT grubu tarafından kullanılır.

Threat Indicators (IOC)

• SHA256: 4ef56fe1c4c570f02e7248013ab4b44dcdfdeff54ec9792a3bfca7abedbff4b5
• MD5: 2f618c9fb28870f29543c04c0d98a16e

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 ValleyRAT_SHA256 {
    meta:
        description = "ValleyRAT sample: 4ef56fe1c4c570f0"
        threat_level = "high"
        first_seen = "2026-05-26"
    condition:
        hash.sha256(0, filesize) == "4ef56fe1c4c570f02e7248013ab4b44dcdfdeff54ec9792a3bfca7abedbff4b5"
}