To remove the MAsetupcleaner from the startup folder using regedit Start->Run->type "regedit.exe" ->hit ENTER
1)Got to folder HKEY_LOCAL_MACHINE 2)->Software 3)->Microsoft 4)->Windows 5)->Current Version 6)->Run OR/AND RunOnce OR/AND RunServices OR/AND RunServicesOnce 7)And remove any entry containing MASetupcleaner.exe from there 8)Do steps 1 to 7 again but start in HKEY_CURRENT_USER
Alternatively you can do the following too:
Go to Start->Run-> Type MSConfig and look in startup. Uncheck the box before MAsetupcleaner.