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Attackers these days almost always ask for payment in Bitcoin , as the cryptocurrency is incredibly difficult to track as far as payments go .
 Attackers: attacker; in Bitcoin , as the cryptocurrency: payment method
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:
 Attackers: attacker; in Bitcoin , as the cryptocurrency: payment method