WannaCry | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2569487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847
MD578445df5f351d3986f1e709dd0eed2a0
File Typeexe
Size5174.0 KB
First Seen2026-05-27
File Name9487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847
Tagsdionaea, exe, Ransomware, 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: 9487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847
  • MD5: 78445df5f351d3986f1e709dd0eed2a0

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: 9487edf9b75f4c15"
        threat_level = "critical"
        first_seen = "2026-05-27"
    condition:
        hash.sha256(0, filesize) == "9487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847"
}

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 9487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847 # MD5 78445df5f351d3986f1e709dd0eed2a0
TypeValueNote
sha256 9487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847 Sample:WannaCry
md5 78445df5f351d3986f1e709dd0eed2a0 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