So it's happened when my express VPN ending six months plan and i uninstalled I don't need it causes I buy another VPN services after that five days later I saw my C drive fill fully and I remember I can't install anything in these days, so I deleted some games and some other stuff but everyday it's seem to be red disk space, after using CCleaner that clean files and C drive free but next day same problems again after all I find that file regenerates in temp file and two of them is DLL and EXE file call "expressvpn" application file other was "DDORes.dll application extension" and bad thing is that I deleted many times, but they reappear after few seconds and I can't delete it I need help fast as possible thanks for hearing me.