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The New Jersey Spine Center and Marin Healthcare District were attacked by Cryptowall , which encrypted electronic health records , backup files and the phone system .
 The New Jersey Spine Center: victim; Marin Healthcare District: victim; Cryptowall: tool; encrypted electronic health records: attack pattern
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: ransom 
  Option: victim, attacker, payment method, attack pattern, damage amount, tool, time, price, place 
Text: {0} 
Answer:
 The New Jersey Spine Center: victim; Marin Healthcare District: victim; Cryptowall: tool; encrypted electronic health records: attack pattern