WannaCry | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256d833fe282b1e263047428433c6f33f41feaa9ef7a58ed184298749f7ede4691d
MD5c96b8c08aa8c7177a82b22d898eb1d79
File Typedll
Size5144.0 KB
First Seen2026-06-24
File Named833fe282b1e263047428433c6f33f41feaa9ef7a58ed184298749f7ede4691d.dll
Tagsdll, WannaCry

Malware Family: WannaCry

WannaCry, 200K+ sistemi etkiledi.

TypeRansomware
Programming LanguageC
Target PlatformWindows
C2 Protocol
PurposeKüresel SMB saldırısı
First Seen Year2017
AliasesWannaCrypt

Threat Indicators (IOC)

  • SHA256: d833fe282b1e263047428433c6f33f41feaa9ef7a58ed184298749f7ede4691d
  • MD5: c96b8c08aa8c7177a82b22d898eb1d79

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 WannaCry_SHA256 {
    meta:
        description = "WannaCry sample: d833fe282b1e2630"
        threat_level = "critical"
        first_seen = "2026-06-24"
    condition:
        hash.sha256(0, filesize) == "d833fe282b1e263047428433c6f33f41feaa9ef7a58ed184298749f7ede4691d"
}

WannaCry — Malware Profile

WannaCry EternalBlue SMB ransomware. 2017 NSA açık. RSA public key hardcoded. ChangeServiceConfig2A servis kalıcılığı. 150+ ülke.

Malware Type
Ransomware
Programming Language
C
C2 Protocol
Target Systems
Windows
Also Known As (AKA)
WannaCrypt

Technical Details

EternalBlue SMB exploit (CVE-2017-0144), DoublePulsar backdoor, kill-switch domain (registrasyonla durduruldu), RSA-2048 + AES-128-CBC sifreleme, .WNCRY dosya uzantisi, Tor C2

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — WannaCry
# SHA256 d833fe282b1e263047428433c6f33f41feaa9ef7a58ed184298749f7ede4691d # MD5 c96b8c08aa8c7177a82b22d898eb1d79
TypeValueNote
sha256 d833fe282b1e263047428433c6f33f41feaa9ef7a58ed184298749f7ede4691d Sample:WannaCry
md5 c96b8c08aa8c7177a82b22d898eb1d79 Sample:WannaCry

C2 Servers (3 recorded servers for this family)

Address Type Port Protocol Status Country
iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com domain 80 TCP sinkholed —
www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com domain 443 TCP sinkholed —
www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com domain 443 TCP sinkholed —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
wannacryransomwaremalwarecriticalsha256hash-analizi