Cuba — Örnek SHA256: 271ef3c1 | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Cuba

Cuba, kritik altyapıyı hedefler.

Threat Indicators (IOC)

• SHA256: 271ef3c1d022829f0b15f2471d05a28d4786abafd0a9e1e742bde3f6b36872ad
• MD5: a12e733ddbe6f404b27474fa0e5de61d

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

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. Report the incident to the authorities (cybercrime unit)
7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule Cuba_SHA256 {
    meta:
        description = "Cuba sample: 271ef3c1d022829f"
        threat_level = "high"
        first_seen = "2020-08-03"
    condition:
        hash.sha256(0, filesize) == "271ef3c1d022829f0b15f2471d05a28d4786abafd0a9e1e742bde3f6b36872ad"
}