LockBit — LB3.exe [251297b0]

Cryptographic Identifiers

Malware Family: BlackMatter

BlackMatter, DarkSide'ın devamıdır.

Threat Indicators (IOC)

• SHA256: 251297b055aa4decdab1a1d8e14ea1331bcbe00974515a647f55b0e0c23e29f5
• MD5: a40bbbdc17f188eb906dc09cb0556bc6

System Cleanup Guide

1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
2. Do not pay the ransom — there is no guarantee your files will be restored
3. Quarantine the affected drives
4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
5. Try available decryptor tools (the NoMoreRansom project)
6. Yetkililere ihbarda bulunun
7. Temiz bir yedekten kurtarın

YARA Rule Hints

rule BlackMatter_SHA256 {
    meta:
        description = "BlackMatter sample: 251297b055aa4dec"
        threat_level = "critical"
        first_seen = "2025-04-16"
    condition:
        hash.sha256(0, filesize) == "251297b055aa4decdab1a1d8e14ea1331bcbe00974515a647f55b0e0c23e29f5"
}