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They deploy to a sizeable portion of the victim ’s network , causing essential systems and services to shut down , leaving the target facility little choice but to pay the ransom .
 ( ransom: pay the ransom,  the target facility: victim, shut down: attack pattern, systems and services: victim, network: victim, victim: attacker, deploy to a sizeable portion: attack pattern, They: tool) 
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: pay the ransom,  the target facility: victim, shut down: attack pattern, systems and services: victim, network: victim, victim: attacker, deploy to a sizeable portion: attack pattern, They: tool) 