2600
One chief function of this support appears to be to help victims who do n't know their Windows from their ASP to find a way to remit bitcoins to attackers , according to research into crypto - ransomware called Spora and its related customer - support operation , conducted by F - Secure 's Sean Sullivan .
 ( ransom: remit bitcoins,  attackers: attacker, victims: victim) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( ransom: remit bitcoins,  attackers: attacker, victims: victim) 