Close all browser windows, restart Hijack This and put a checkmark next to the following entries:
O2 - BHO: QuickSearch Search Bar - {82315A18-6CFB-44a7-BDFD-90E36537C252} - C:\Program Files\QuickSearch\QuickSearchBar1_27.dll
O3 - Toolbar: QuickSearch Search Bar - {82315A18-6CFB-44a7-BDFD-90E36537C252} - C:\Program Files\QuickSearch\QuickSearchBar1_27.dll
Click Fix Checked
Then boot into
Safe Mode and ensure that you are showing
Hidden Files and Folders.
Delete the following files and folders:
C:\Program Files\
QuickSearch
Reboot and post a fresh log