Worm vulnerability : WORM.TheMoon.Linksysrouter.1 attack before hang

[megs]

Before hanging last time, snort as detect 1h before a WORM.TheMoon.Linksysrouter.1 attack for my PC win10 to the pfsence... reboot pfsence resolve the pb, but have you got some informations/experiment on this thread ?
Logs from pfsense say nothing about the hanging period... just this one hour pile before in snort logs:
2019-06-19

08:20:30 	1 	TCP 	A Network Trojan was Detected 	MyIP    	63311 	PfsenseIp    	80 	1:2018131    	ET WORM TheMoon.linksys.router 1