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The WannaCry epidemic hit organisations around the world in May , with the file - encrypting malware -- which used a leaked NSA exploit -- attacking Windows systems .
 ransom: The WannaCry epidemic hit
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 ransom: The WannaCry epidemic hit