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This second global hack exploits the same Microsoft vulnerabilities as the WannaCry attack and it is estimated to have infected more than 200,000 computers .
 ( ransom: WannaCry attack,  hack exploits the same Microsoft vulnerabilities: attack pattern, computers: victim, infected: attack pattern) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( ransom: WannaCry attack,  hack exploits the same Microsoft vulnerabilities: attack pattern, computers: victim, infected: attack pattern) 