Windows PC Defender is a rogue antispyware program

Windows PC Defender is a rogue antispyware software from  Virus Doctor family as Omega AntiVir, Windows Protection Suite, Windows System Suite, Windows Security Suite ...

Windows PC Defender uses fake malware online scanners to distribute itself. Like the other members of the family, it displays fake security alerts and false system scan results.

Windows PC Defender downloads files from:
update1.windowspcdefender.com
update2.windowspcdefender.com
mysecurityguru.cn
securitypath.net

Windows PC Defender removal instructions.