Here's a screenshot of the scanning results:
I also ran HijackThis, and I'll supply the log below.
[Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 08:37:07, on 2008-04-22
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16640)
Boot mode: Normal
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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\ZoneLabs\avsys\ScanningProcess.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\ZoneLabs\avsys\ScanningProcess.exe
C:\WINDOWS\System32\svchost.exe
D:\Program\Nero 7\InCD\InCDsrv.exe
C:\Program\Java\jre1.6.0_05\bin\jusched.exe
C:\Program\ATI Technologies\ATI Control Panel\atiptaxx.exe
D:\Program\Nero 7\InCD\NBHGui.exe
C:\Program\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program\MSN Messenger\MsnMsgr.Exe
C:\Program\ATI Tray Tools\atitray.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program\Windows Media Player\WMPNSCFG.exe
C:\Program\ZONELA~1\ZONEAL~1\MAILFR~1\mantispm.exe
C:\Program\MSN Messenger\usnsvc.exe
C:\Program\Mozilla Firefox\firefox.exe
D:\Arians dokument\Downloads\HiJackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.se/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft....k/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft....k/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft....k/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft....k/?LinkId=69157
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Länkar
O2 - BHO: Länkhjälp till Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program\Delade filer\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Winamp Toolbar BHO - {25CEE8EC-5730-41bc-8B58-22DDC8AB8C20} - C:\Program\Winamp Toolbar\winamptb.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program\Java\jre1.6.0_05\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O3 - Toolbar: Winamp Toolbar - {EBF2BA02-9094-4c5a-858B-BB198F3D8DE2} - C:\Program\Winamp Toolbar\winamptb.dll
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program\Java\jre1.6.0_05\bin\jusched.exe"
O4 - HKLM\..\Run: [ATIPTA] C:\Program\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [NeroFilterCheck] C:\Program\Delade filer\Ahead\Lib\NeroCheck.exe
O4 - HKLM\..\Run: [SecurDisc] D:\Program\Nero 7\InCD\NBHGui.exe
O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Program\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [AtiTrayTools] "C:\Program\ATI Tray Tools\atitray.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program\Windows Media Player\WMPNSCFG.exe
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'LOKAL TJÄNST')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'NETWORK SERVICE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O8 - Extra context menu item: &Winamp Toolbar Search - C:\Documents and Settings\All Users\Application Data\Winamp Toolbar\ieToolbar\resources\en-US\local\search.html
O8 - Extra context menu item: E&xportera till Microsoft Excel - res://C:\Program\MICROS~3\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java-konsol - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra button: Referensinformation - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\Program\MICROS~3\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: @C:\Program\Messenger\Msgslang.dll,-61144 - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: @C:\Program\Messenger\Msgslang.dll,-61144 - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program\Messenger\msmsgs.exe
O16 - DPF: {20A60F0D-9AFA-4515-A0FD-83BD84642501} (Checkers Class) - http://messenger.zon...kr.cab56986.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://gfx2.hotmail....es/MSNPUpld.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zon...nt.cab56907.cab
O16 - DPF: {F5A7706B-B9C0-4C89-A715-7A0C6B05DD48} (Minesweeper Flags Class) - http://messenger.zon...er.cab56986.cab
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\Program\DELADE~1\Skype\SKYPE4~1.DLL
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: InCD Helper (InCDsrv) - Nero AG - D:\Program\Nero 7\InCD\InCDsrv.exe
O23 - Service: NBService - Nero AG - D:\Program\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program\Delade filer\Ahead\Lib\NMIndexingService.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe
--
End of file - 6145 bytes
I'm not really sure of what to do. Any help whatsoever is extremely appreciated.