1392
The hackers ’ method , in which messages appear to come from a trusted source but are infected with malware , were relatively sophisticated .
 ( phishing: come from,  messages: tool, a trusted source: trusted entity, infected with malware: 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:
 ( phishing: come from,  messages: tool, a trusted source: trusted entity, infected with malware: attack pattern) 