ckvo.exe malware

ckvo.exe -> a harmful malware ...
What i know about it is , it messed with ur registry values ...
It will auto change the folder options view to hide hidden folder or files even if you choose to show all hidden folders or files. ..
Don't know why after i rectify this problem, my desktop become laggy ..
Don't know isit because i install the malware detection software ...
Eerie ..
I try go restart my PC ... Hopefully it get better after restart ...