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The attackers , the researchers later determined , had used the tools to collect passwords of system administrators and for the remote administration of infected host machines .
 The attackers: attacker; passwords: compromised data; system administrators: victim; infected host machines: 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: data breach 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, number of victim, compromised data, number of data 
Text: {0} 
Answer:
 The attackers: attacker; passwords: compromised data; system administrators: victim; infected host machines: attack pattern