425
“ On Monday , May 15 , a security researcher from Google posted an artifact on Twitter potentially pointing at a connection between the WannaCry ransomware attacks that recently hit thousands of organizations and private users around the world , and the malware attributed to the infamous Lazarus hacking group , responsible for a series of devastating attacks against government organizations , media and financial institutions , ” Kaspersky said .
 ransom: WannaCry ransomware attacks
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 ransom: WannaCry ransomware attacks