I've run Spybot S&D several times to no avail. Here's my HJT log:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 3:05:20 AM, on 1/3/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP3 (6.00.2900.5512)
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Common Files\Motive\McciCMService.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\wscntfy.exe
C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe
C:\Program Files\AT&T\Internet Security Wizard\ISW.exe
C:\Program Files\FastAccessDSL\HelpCenter43\bin\sprtcmd.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\DNA\btdna.exe
C:\Program Files\Azeroth Advisor Uploader\AzerothAdvisor.exe
C:\Program Files\The Weather Channel FW\Desktop\DesktopWeather.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\wbem\wmiapsrv.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer,SearchURL = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer,SearchURL = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = about:blank
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://my.att.net/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://internetsearchservice.com/ie6.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
O3 - Toolbar: AT&&T Toolbar - {4E7BD74F-2B8D-469E-94BE-FD60BB9AAE29} - C:\PROGRA~1\ATTTOO~1\ATTTOO~1.DLL
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\\NeroCheck.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe"
O4 - HKLM\..\Run: [C:\WINDOWS\system32\kdvqx.exe] C:\WINDOWS\system32\kdvqx.exe
O4 - HKLM\..\Run: [ISW.exe] "C:\Program Files\AT&T\Internet Security Wizard\ISW.exe" /AUTORUN
O4 - HKLM\..\Run: [HelpCenter4.1] C:\Program Files\FastAccessDSL\HelpCenter43\bin\sprtcmd.exe /P HelpCenter4.1
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [ASpyC] "C:\Program Files\ASpyC\ASpyC.exe"
O4 - HKCU\..\Run: [BitTorrent DNA] "C:\Program Files\DNA\btdna.exe"
O4 - HKCU\..\Run: [Azeroth Advisor Uploader] C:\Program Files\Azeroth Advisor Uploader\AzerothAdvisor.exe SILENT
O4 - HKCU\..\Run: [DW6] "C:\Program Files\The Weather Channel FW\Desktop\DesktopWeather.exe"
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~3\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~3\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search & Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\PROGRA~1\SPYBOT~1\SDHelper.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: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O20 - AppInit_DLLs: tighoz.dll ogsmpf.dll glufxa.dll snaebv.dll bipqqk.dll fyrpqu.dll ngauku.dll hsngcv.dll ztogoq.dll tzvsap.dll nrdydc.dll
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: McciCMService - Motive Communications, Inc. - C:\Program Files\Common Files\Motive\McciCMService.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe

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End of file - 4823 bytes

thanks for any help.