2758
“ This threat was originally discovered by a bank ’s security team , after detecting Meterpreter code inside the physical memory of a domain controller ( DC ) , ” the researchers explained .
 discover vulnerability: discovered
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:
 discover vulnerability: discovered