trojan:script/wacatac.b!ml

Hello, After most recent update to 386.12_4 firmware on my Asus RT-AC88U router I am unable to backup/save the JFFS partition via web GUI. I receive an error "backup_jffs.tar Failed - Virus detected" instead. Has anyone faced this before? P.S. I did just sign up for the forums.....long...