runaway cpu, system unusable

System process using >50% cpu, sometimes its explorer or firefox or taskmgr, whatever i am using at the time. cpu pegged at 100% when i am doing nothing. occasionally corrects itself but always comes back. today it won't go away and the whole day is lost. plz help, it took 5 mins to type this :(

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 3:13:36 PM, on 1/10/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
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\brsvc01a.exe
C:\WINDOWS\system32\brss01a.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Sprint\Mobile Broadband\SMBAUtilSvc.exe
C:\Program Files\Cisco Systems\VPN Client\cvpnd.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\QosServM.exe
C:\Program Files\iPass\iPassConnect\iPassPeriodicUpdateService.exe
C:\Program Files\Dell\QuickSet\NICCONFIGSVC.exe
C:\Program Files\Trend Micro\OfficeScan Client\ntrtscan.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Trend Micro\OfficeScan Client\tmlisten.exe
C:\WINDOWS\system32\CCM\CcmExec.exe
C:\Program Files\iPass\iPassConnect\iPassPeriodicUpdateApp.exe
C:\TEMP\TO19BF.EXE
C:\Program Files\Citrix\ICA Client\ssonsvr.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\TortoiseSVN\bin\TSVNCache.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\Apoint\Apoint.exe
C:\Program Files\Dell\QuickSet\quickset.exe
C:\Program Files\Trend Micro\OfficeScan Client\CNTAoSMgr.exe
C:\Program Files\Trend Micro\OfficeScan Client\Pccntmon.exe
C:\Program Files\ScanSoft\PaperPort\pptd40nt.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATIAJA.EXE
C:\WINDOWS\system32\RUNDLL32.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Microsoft ActiveSync\WCESCOMM.EXE
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\TosBtMng.exe
C:\Program Files\Brother\Brmfcmon\BrMfcWnd.exe
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\TosA2dp.exe
C:\Program Files\Brother\Brmfcmon\BrMfimon.exe
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\TosBtHid.exe
C:\Program Files\Apoint\HidFind.exe
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\TosBtHsp.exe
C:\Program Files\Apoint\Apntex.exe
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\TosAVRC.exe
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\tosOBEX.exe
C:\Program Files\Toshiba\Bluetooth Toshiba Stack\tosBtProc.exe
C:\Program Files\Cisco Systems\VPN Client\vpngui.exe
C:\Program Files\Cisco Systems\VPN Client\ipseclog.exe
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\taskmgr.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\PROGRA~1\MICROS~2\OFFICE11\OUTLOOK.EXE
C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://nvinfo/
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: AvayaIEHlprObj Class - {E6DF0B46-7D6F-407A-A6A2-62D17A021A9A} - C:\Program Files\Avaya\Avaya IP Softphone\AvayaWebDial.dll
O4 - HKLM\..\Run: [BluetoothAuthenticationAgent] rundll32.exe bthprops.cpl,,BluetoothAuthenticationAgent
O4 - HKLM\..\Run: [NVHotkey] rundll32.exe nvHotkey.dll,Start
O4 - HKLM\..\Run: [Apoint] C:\Program Files\Apoint\Apoint.exe
O4 - HKLM\..\Run: [Dell QuickSet] C:\Program Files\Dell\QuickSet\quickset.exe
O4 - HKLM\..\Run: [PWRESET] C:\Program Files\Avaya\Avaya IP Softphone\IP Service Provider\pwreset.exe
O4 - HKLM\..\Run: [OfficeScanNT Monitor] "C:\Program Files\Trend Micro\OfficeScan Client\Pccntmon.exe" -HideWindow
O4 - HKLM\..\Run: [SSBkgdUpdate] "C:\Program Files\Common Files\Scansoft Shared\SSBkgdUpdate\SSBkgdupdate.exe" -Embedding -boot
O4 - HKLM\..\Run: [PaperPort PTD] C:\Program Files\ScanSoft\PaperPort\pptd40nt.exe
O4 - HKLM\..\Run: [IndexSearch] C:\Program Files\ScanSoft\PaperPort\IndexSearch.exe
O4 - HKLM\..\Run: [\\dual\EPSON Stylus Photo R340 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATIAJA.EXE /P37 "\\dual\EPSON Stylus Photo R340 Series" /O6 "USB002" /M "Stylus Photo R340"
O4 - HKLM\..\Run: [Sprint Connection Manager] "C:\Program Files\Sprint\Connection Manager\SprintCM.exe" -a
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [IntelWireless] "C:\Program Files\Intel\Wireless\Bin\ifrmewrk.exe" /tf Intel PROSet/Wireless
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [EPSON Stylus Photo R340 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATIAJA.EXE /P30 "EPSON Stylus Photo R340 Series" /O6 "USB001" /M "Stylus Photo R340"
O4 - HKLM\..\Run: [ControlCenter2.0] C:\Program Files\Brother\ControlCenter2\brctrcen.exe /autorun
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [SigmatelSysTrayApp] %ProgramFiles%\SigmaTel\C-Major Audio\WDM\stsystra.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [H/PC Connection Agent] "C:\Program Files\Microsoft ActiveSync\WCESCOMM.EXE"
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program Files\Windows Media Player\WMPNSCFG.exe
O4 - HKUS\S-1-5-18\..\Run: [Picasa Media Detector] C:\Program Files\Picasa2\PicasaMediaDetector.exe (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [WUAppSetup] C:\Program Files\Common Files\logishrd\WUApp32.exe -v 0x046d -p 0x08b2 -f video -m logitech -d 10.5.1.2023 (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [Picasa Media Detector] C:\Program Files\Picasa2\PicasaMediaDetector.exe (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [WUAppSetup] C:\Program Files\Common Files\logishrd\WUApp32.exe -v 0x046d -p 0x08b2 -f video -m logitech -d 10.5.1.2023 (User 'Default user')
O4 - Global Startup: Bluetooth Manager.lnk = ?
O4 - Global Startup: Status Monitor.lnk = C:\Program Files\Brother\Brmfcmon\BrMfcWnd.exe
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Create Mobile Favorite - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra 'Tools' menuitem: Create Mobile Favorite... - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: @C:\Program Files\Messenger\Msgslang.dll,-61144 - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: @C:\Program Files\Messenger\Msgslang.dll,-61144 - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O15 - Trusted Zone: *.hqdlcntr01
O15 - Trusted Zone: *.nvcontent
O15 - Trusted Zone: *.hqdlcntr01 (HKLM)
O15 - Trusted Zone: *.nvcontent (HKLM)
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O16 - DPF: {4788DE0A-3552-49EA-AC8C-233DA52523B9} (AxLoaderPassword Class) - http://www.blackberry.com/YahooDownload/AxLoader.cab
O16 - DPF: {BF17C411-9ADA-4C73-B12C-BD814BDE187F} (ScheduleServices.CtlScheduleServices) - https://learningcenter.nvidia.com/sumtotal/core/common/ScheduleServices/ScheduleServices.cab
O16 - DPF: {ED28050F-D713-43BA-A376-DCC5C35407D5} (MsnMusicAx Class) - http://entimg.msn.com/client/msnmusax5217.cab
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: Domain = nvidia.com
O17 - HKLM\Software\..\Telephony: DomainName = nvidia.com
O17 - HKLM\System\CCS\Services\Tcpip\..\{16548585-2AEE-49F9-86E1-6245F44E470E}: Domain = nvidia.com
O17 - HKLM\System\CCS\Services\Tcpip\..\{16548585-2AEE-49F9-86E1-6245F44E470E}: NameServer = 172.16.217.26,172.16.136.26
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: Domain = nvidia.com
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: SearchList = nvidia.com
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: SearchList = nvidia.com
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\COMMON~1\Skype\SKYPE4~1.DLL
O23 - Service: Access Utility Service - SprintNextel - C:\Program Files\Sprint\Mobile Broadband\SMBAUtilSvc.exe
O23 - Service: BrSplService (Brother XP spl Service) - brother Industries Ltd - C:\WINDOWS\system32\brsvc01a.exe
O23 - Service: Cisco Systems, Inc. VPN Service (CVPND) - Cisco Systems, Inc. - C:\Program Files\Cisco Systems\VPN Client\cvpnd.exe
O23 - Service: DSBrokerService - Unknown owner - C:\Program Files\DellSupport\brkrsvc.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: iClarityQoSService - AVAYA Communication - C:\WINDOWS\system32\QosServM.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - c:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPassConnectEngine - iPass, Inc. - C:\Program Files\iPass\iPassConnect\iPassConnectEngine.exe
O23 - Service: iPassPeriodicUpdateApp - iPass, Inc. - C:\Program Files\iPass\iPassConnect\iPassPeriodicUpdateApp.exe
O23 - Service: iPassPeriodicUpdateService - iPass, Inc. - C:\Program Files\iPass\iPassConnect\iPassPeriodicUpdateService.exe
O23 - Service: NICCONFIGSVC - Dell Inc. - C:\Program Files\Dell\QuickSet\NICCONFIGSVC.exe
O23 - Service: OfficeScanNT RealTime Scan (ntrtscan) - Trend Micro Inc. - C:\Program Files\Trend Micro\OfficeScan Client\ntrtscan.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: OfficeScan NT Listener (tmlisten) - Trend Micro Inc. - C:\Program Files\Trend Micro\OfficeScan Client\tmlisten.exe
O23 - Service: OfficeScan NT Proxy Service (TmProxy) - Trend Micro Inc. - C:\Program Files\Trend Micro\OfficeScan Client\TmProxy.exe

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