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The WannaCry ransomware attacks targeted and affected users in various countries across the globe by encrypting data files on infected computers and demanding users pay a $ 300 USD ransom in bitcoin to decrypt their files .
 users: victim; encrypting data files: attack pattern; computers: victim
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:
 users: victim; encrypting data files: attack pattern; computers: victim