HelloKitty — Örnek SHA256: b4f90cff | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: HelloKitty

HelloKitty, CD Projekt Red'e saldırdı.

Threat Indicators (IOC)

• SHA256: b4f90cff1e3900a3906c3b74f307498760462d719c31d008fc01937f5400fb85
• MD5: 9506d2c662e85730d459ee605c316b7e

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 HelloKitty_SHA256 {
    meta:
        description = "HelloKitty sample: b4f90cff1e3900a3"
        threat_level = "high"
        first_seen = "2021-08-14"
    condition:
        hash.sha256(0, filesize) == "b4f90cff1e3900a3906c3b74f307498760462d719c31d008fc01937f5400fb85"
}