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The hacking group , called APT10 , used custom malware and spear - phishing attacks to gain access to victims ' systems .
 phishing: spear - phishing 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:
 phishing: spear - phishing attacks