Lumma - Sample SHA256: b3f928af | Critical Threat Analysis

Cryptographic Identifiers

Malware Family: Lumma

LummaC2, gelişmiş MaaS infostealer'dır.

Threat Indicators (IOC)

• SHA256: b3f928afda8efab960c3b0577ed77d166fed1331b734578b0d0f9b1f72af0c31
• MD5: 1747052c36f1fbbb0831962acc585416

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 Lumma_SHA256 {
    meta:
        description = "Lumma sample: b3f928afda8efab9"
        threat_level = "critical"
        first_seen = "2025-08-05"
    condition:
        hash.sha256(0, filesize) == "b3f928afda8efab960c3b0577ed77d166fed1331b734578b0d0f9b1f72af0c31"
}