I recommend you UnHackMe - Ultimate Malware Killer for fast malware removal:
Free Download Fully Functional 30-day Trial. No credit card is required.
Reviews. EULA. Privacy Policy. Uninstall.
Is the file system64y.sys located on your computer? Your computer is infected.
We highly recommend you to remove system64y.sys from your computer as soon as possible.
system64y.sys is Trojan/Backdoor.
Kill the process system64y.sys and remove system64y.sys from Windows startup.