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The majority of ransomware attacks come with a set of identifying characteristics , such as the use of malicious coding that can spread throughout the network , the blocking of access to important data in the victim ’s servers in a variety of creative ways , including the scrambling of file names and adding different extensions to prevent them from being accessed .
 the use of malicious coding that can spread throughout the network: attack pattern; the blocking of access to important data: attack pattern; servers: victim; victim: victim; prevent them from being accessed: 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 use of malicious coding that can spread throughout the network: attack pattern; the blocking of access to important data: attack pattern; servers: victim; victim: victim; prevent them from being accessed: attack pattern