1753
When the target opens the attachment , the malware runs immediately , dropping an advanced persistent threat into the network , and enabling the attacker to stealthily monitor the infected organisation -- likely with the aim conducting espionage and stealing data .
 data breach: stealing
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:
 data breach: stealing