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The malicious email itself is sent with a subject line referring to a receipt or to a fake document , with the pattern involving the words PDF , Scan , File , Copy or Document followed by an underscore and a string of at least four numbers - four example , one subject line seen by researchers was ' Copy _ 293636 ' Attached to this email is a PDF document containing an embedded DOCM file and a malicious Macro script .
 phishing: is sent
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:
 phishing: is sent