You have truncated exes which wants to connect to Google
Out 16:30:52 18.02.2015 192.168.178.23:54479 173.194.113.65:80 (http) TCP (6) [S] C:\Program Files\AVAST Software\Avast\setup\69095ebb-82b2-442b-93f0-639e379ad279.exe
Is this secure? Why to Google?