R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
(NOTE: if you have set a homepage to com up as a blank page, you may leave this entry. If you have not, it is the About:Blank malware)
O3 - Toolbar: (no name) - {DE9C389F-3316-41A7-809B-AA305ED9D922} - (no file)
(Did you set restrictions? IF not, they are from the malware)
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Restrictions present