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As a result , ransomware actors are shifting their targets towards more disruptive attacks , which we examine in our latest report , Ransomware Actors Shift Gears : New Wave of Ransomware Attacks Aims to Lock Business Services , Not Just Data .
 ( ransom: Ransomware Attacks,  Lock Business Services: attack pattern, ransomware actors: attacker, disruptive attacks: 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: Ransomware Attacks,  Lock Business Services: attack pattern, ransomware actors: attacker, disruptive attacks: attack pattern) 