QuasarRAT — Örnek SHA256: 91d0be69 | Medium Tehdit Analizi

Cryptographic Identifiers

Malware Family: QuasarRAT

QuasarRAT, açık kaynaklı yönetim aracıdır.

Threat Indicators (IOC)

• SHA256: 91d0be6937e5c3cd1146ae0f0daac3670851fc94d4ea48bc7ce6a1c2cd9ec4bb
• MD5: dd3483c049aeb12807c5ddd31bb05e93

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: 91d0be6937e5c3cd"
        threat_level = "medium"
        first_seen = "2026-02-23"
    condition:
        hash.sha256(0, filesize) == "91d0be6937e5c3cd1146ae0f0daac3670851fc94d4ea48bc7ce6a1c2cd9ec4bb"
}