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As noted by cybersecurity researchers at Forcepoint , the Jaff campaign sprung to life on May 11 , using the Necurs botnet to send millions of spam emails emails to targets across the globe in the space of just a few hours .
 ( phishing: send,  using the Necurs botnet: attack pattern) 
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:
 ( phishing: send,  using the Necurs botnet: attack pattern) 