ValleyRAT — Örnek SHA256: a50c2268 | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: ValleyRAT

ValleyRAT, Çin APT RAT'tır.

Threat Indicators (IOC)

• SHA256: a50c2268873a72322452c2fa0bea2401e6e3828de58a675810fbb96cb8e78125
• MD5: 8eca6876999044f50e5575b4e1fc5b39

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: a50c2268873a7232"
        threat_level = "high"
        first_seen = "2025-09-28"
    condition:
        hash.sha256(0, filesize) == "a50c2268873a72322452c2fa0bea2401e6e3828de58a675810fbb96cb8e78125"
}