QuasarRAT - Sample SHA256: feec3cf0 | Medium Threat Analysis

Cryptographic Identifiers

Malware Family: QuasarRAT

QuasarRAT, açık kaynaklı yönetim aracıdır.

Threat Indicators (IOC)

• SHA256: feec3cf0f4281220ada2bb20bd59a3254e7543d65631a4a0deae019ffc15d277
• MD5: a7ee0066dd2cf11a38226709c76c314d

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: feec3cf0f4281220"
        threat_level = "medium"
        first_seen = "2026-03-17"
    condition:
        hash.sha256(0, filesize) == "feec3cf0f4281220ada2bb20bd59a3254e7543d65631a4a0deae019ffc15d277"
}