QuasarRAT — Örnek SHA256: 40cf8d5c | Medium Tehdit Analizi

Cryptographic Identifiers

Malware Family: QuasarRAT

QuasarRAT, açık kaynaklı yönetim aracıdır.

Threat Indicators (IOC)

• SHA256: 40cf8d5cabb6458fa499749d468b227e002c145aa7acbb24ae371be9328ee7d5
• MD5: a46226d052a927f1b36bdebd6255dd2b

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 QuasarRAT_SHA256 {
    meta:
        description = "QuasarRAT sample: 40cf8d5cabb6458f"
        threat_level = "medium"
        first_seen = "2026-04-23"
    condition:
        hash.sha256(0, filesize) == "40cf8d5cabb6458fa499749d468b227e002c145aa7acbb24ae371be9328ee7d5"
}