Please run HijackThis again and click "Scan".
Place checks next to the following entries in the code below and
close all browser and other windows except for HijackThis, and click "Fix Checked".
O9 - Extra button: Run IMVU - {d9288080-1baa-4bc4-9cf8-a92d743db949} - C:\Documents and Settings\Brenna Jones\Start Menu\Programs\IMVU\Run IMVU.lnk (file missing)
O15 - Trusted IP range: http://195.95.*.*
O15 - Trusted IP range: http://195.225.*.*
O15 - Trusted IP range: http://216.236.239.193
O15 - Trusted IP range: http://216.236.239.195
O15 - Trusted IP range: http://216.236.239.193
O15 - Trusted IP range: http://216.236.239.195
O15 - Trusted IP range: http://216.236.239.193
O15 - Trusted IP range: http://216.236.239.195
O15 - Trusted IP range: http://216.236.239.193
O15 - Trusted IP range: http://216.236.239.195
O15 - Trusted IP range: http://216.236.239.193
O15 - Trusted IP range: http://216.236.239.195
On completion close HJT and reboot!
Looks as though the pre-existing Malware variants have added some IP ranges to your trusted pages. (Unless you put them there yourself?)
When it says that " Local Area Connection" speed is 10 mbps, this is refering to your network adaptor and has nothing to do with your internet speed contracted with your ISP.
Can you access the WAN (Internet) now?