MassLogger — Örnek SHA256: 5bf9ef90 | Medium Tehdit Analizi

Cryptographic Identifiers

Malware Family: MassLogger

MassLogger, email tabanlı keylogger'dır.

Threat Indicators (IOC)

• SHA256: 5bf9ef90bb9ffb153b607826d2fd837a54ffea205d48b9f24d8163d9fb21c98f
• MD5: d81ce38f94a630f0e5939d13ee05702f

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

1. Disconnect the system from the network immediately
2. Yeni bir cihazdan banka hesabı, sosyal medya ve e-posta şifrelerini değiştirin
3. Move crypto wallets to a new address and abandon the old ones
4. Start a full scan with up-to-date antivirus
5. Clear saved browser passwords and enable 2FA
6. Sign out of all sessions on every affected service

YARA Rule Hints

rule MassLogger_SHA256 {
    meta:
        description = "MassLogger sample: 5bf9ef90bb9ffb15"
        threat_level = "medium"
        first_seen = "2026-05-20"
    condition:
        hash.sha256(0, filesize) == "5bf9ef90bb9ffb153b607826d2fd837a54ffea205d48b9f24d8163d9fb21c98f"
}