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" We are trying to ascertain the Internet Protocol Address ( IP ) from where the email ( demanding ransom ) originated , " Doshi said Computer systems of a private hospital in Navi Mumbai have come under a malware attack , with attackers seeking ransom in Bitcoins , police today said .
 attackers: attacker; in Bitcoins: payment method; a malware attack: attack pattern; Navi Mumbai: place; a private hospital: victim; Computer systems: 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:
 attackers: attacker; in Bitcoins: payment method; a malware attack: attack pattern; Navi Mumbai: place; a private hospital: victim; Computer systems: victim