Hi, In order to receive help, I need you to follow the following threads and post the logs. Run in this ordered list.
Adwcleaner/MBAM/OTL/AswMBR
Note: aswMBR isn't Win 8 compatible.
http://forum.avast.com/index.php?topic=53253.0After this, I can notify a expert to assist you.
PS: I've alerted a mod to remove your active link of static.australianbrewingcompany.c0m