CobaltStrike — Örnek SHA256: be2648d8 | Critical Tehdit Analizi

Cryptographic Identifiers

Malware Family: CobaltStrike

Cobalt Strike, C2 framework'üdür.

Threat Indicators (IOC)

• SHA256: be2648d8ac9aca8c1fb338328dccdfa366b341e167dcb1f7c700eaf809a154f7
• MD5: f019a5bf101df67ebf633d6bbcee7a20

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 CobaltStrike_SHA256 {
    meta:
        description = "CobaltStrike sample: be2648d8ac9aca8c"
        threat_level = "critical"
        first_seen = "2024-01-30"
    condition:
        hash.sha256(0, filesize) == "be2648d8ac9aca8c1fb338328dccdfa366b341e167dcb1f7c700eaf809a154f7"
}