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The malware family , which targets everything from Windows to Mac machines , executes procedures to encrypt files and disks before demanding a ransom payment in return for keys to decrypt and unlock compromised machines .
 ransom: demanding a ransom payment
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: demanding a ransom payment