REvil - 2df2fab33c1db5b049284a6bd5aa1f58bec4cb37 [2df2fab3]

Cryptographic Identifiers

Malware Family: REvil

REvil, yüksek profilli saldırılar yaptı.

Threat Indicators (IOC)

• SHA256: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c
• MD5: 56b9c44b62a03b837df7ad35e8ef3dd4

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 REvil_SHA256 {
    meta:
        description = "REvil sample: 2df2fab33c1db5b0"
        threat_level = "critical"
        first_seen = "2021-04-07"
    condition:
        hash.sha256(0, filesize) == "2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c"
}