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This is the latest ransomware in recent months that demand cryptocurrency as a form of payment .
 the latest ransomware: tool; recent months: time; cryptocurrency as a form of payment: 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:
 the latest ransomware: tool; recent months: time; cryptocurrency as a form of payment: payment method