This is what concerns me
[PUM.Proxy] HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | ProxyServer : http=127.0.0.1:51579;https=127.0.0.1:51579 -> Trovato -> Found
[PUM.Proxy] HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings | ProxyServer : http=127.0.0.1:51579;https=127.0.0.1:51579 -> Trovato->Found
Do you connect through a Proxy?
Tell me how your computer is acting now.