Can't get rid of aurora popup, tried everything i know. I downloaded HJT and this is what I got, any help would be appreciated!
Logfile of HijackThis v1.99.1
Scan saved at 8:23:36 AM, on 5/2/2005
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\WINDOWS\Explorer.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
C:\WINDOWS\System32\invazl.exe
c:\windows\system32\jbbcfx.exe
C:\Program Files\Kazaa Lite K++\KazaaLite.kpp
C:\Program Files\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://hsremove.com/done.htm
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://hsremove.com/done.htm
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\WINDOWS\SYSTEM\blank.htm
R3 - Default URLSearchHook is missing
F2 - REG:system.ini: Shell=Explorer.exe C:\WINDOWS\Nail.exe
O2 - BHO: BolgerObj Class - {302A3240-4805-4a34-97D7-1645A0B08410} - C:\WINDOWS\Bolger.dll
O2 - BHO: (no name) - {5C8B2A36-3DB1-42A4-A3CB-D426709BBFEB} - (no file)
O2 - BHO: CleanMyPC Popup Blocker - {7A9BC6B1-7F27-47c6-A66D-13582E81E537} - C:\Program Files\CleanMyPC Popup Blocker\CleanBHO.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: CleanMyPC Toolbar - {04164EC4-1E48-4279-818E-3721931E7636} - C:\Program Files\CleanMyPC Popup Blocker\CleanBar.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [AVG7_EMC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
O4 - HKLM\..\Run: [KavSvc] C:\WINDOWS\System32\invazl.exe
O4 - HKLM\..\Run: [MSConfig] C:\WINDOWS\PCHealth\HelpCtr\Binaries\MSConfig.exe /auto
O4 - HKLM\..\Run: [gyxjchp] c:\windows\system32\jbbcfx.exe
O8 - Extra context menu item: &Google Search - res://C:\Program Files\Google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://C:\Program Files\Google\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://C:\Program Files\Google\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: Similar Pages - res://C:\Program Files\Google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://C:\Program Files\Google\GoogleToolbar2.dll/cmtrans.html
O16 - DPF: Win32 Classes -
O16 - DPF: {88D758A3-D33B-45FD-91E3-67749B4057FA} (Sinstaller Class) - http://dm.screensavers.com/dm/instal...sinstaller.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/Ms...Downloader.cab
O16 - DPF: {E7DBFB6C-113A-47CF-B278-F5C6AF4DE1BD} - http://download.abacast.com/download...basetup156.cab
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: System Startup Service (SvcProc) - Unknown owner - C:\WINDOWS\svcproc.exe

You need to go to Windows Update and get SP1a for XP and IE.

Get HSRemove from here:
http://www.majorgeeks.com/download4286.html

Print out the instructions for using it on that page, and then run it accordingly.

Then post a new hijackthis log here.