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Figure 1 : VBScript code in the malicious document We observed the domains btt5sxcx90.com , hyoeyeep.ws and rottastics36w.net also serving payloads associated with the latest Microsoft Office zero - day exploit .
 ( discover vulnerability: observed,  We: discoverer, latest Microsoft Office zero - day exploit: vulnerability, domains btt5sxcx90.com: vulnerable system, hyoeyeep.ws: vulnerable system, rottastics36w.net: vulnerable system) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( discover vulnerability: observed,  We: discoverer, latest Microsoft Office zero - day exploit: vulnerability, domains btt5sxcx90.com: vulnerable system, hyoeyeep.ws: vulnerable system, rottastics36w.net: vulnerable system) 