QuasarRAT - Sample SHA256: 940773be | Medium Threat Analysis

Cryptographic Identifiers

Malware Family: QuasarRAT

QuasarRAT, açık kaynaklı yönetim aracıdır.

Threat Indicators (IOC)

• SHA256: 940773be1f5061eb206c7bbf3030765aac7b973f5a9915c62ba893a2d97b28f2
• MD5: c7c677f4d824b6e894476c265f0c40f7

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: 940773be1f5061eb"
        threat_level = "medium"
        first_seen = "2026-03-09"
    condition:
        hash.sha256(0, filesize) == "940773be1f5061eb206c7bbf3030765aac7b973f5a9915c62ba893a2d97b28f2"
}