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As it is , the incident cost them $ 2.5 million to wipe the infected computers and beef up their security controls , much of which was covered by insurance .
 them: victim; the infected computers: victim; $ 2.5 million: price
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:
 them: victim; the infected computers: victim; $ 2.5 million: price