ValleyRAT — Örnek SHA256: cdf2219d | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: ValleyRAT

ValleyRAT, Çin APT RAT'tır.

Threat Indicators (IOC)

• SHA256: cdf2219d3bba3dc84ec5e32de4f1eff9e600b745a79439962b814801330f7e9d
• MD5: b89072e77d01cbf6a80bf878da64ddea

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: cdf2219d3bba3dc8"
        threat_level = "high"
        first_seen = "2025-12-27"
    condition:
        hash.sha256(0, filesize) == "cdf2219d3bba3dc84ec5e32de4f1eff9e600b745a79439962b814801330f7e9d"
}