If I don't block these programs, they ship a lot of data out of my PC to the point I can't browse.

C:\Windows\System32\
BackgroundTaskHost.exe
taskhostex.exe
taskhost.exe

C:\Windows\SysWOW64\
dllhost.exe
rundll32.exe

The IP address the communicate with are usually registered with "Non-Specific Agency of the U.S. Government".