The virus codec was downloaded yesterday on the computer and ever since then there's been messages and signs that there's a virus on my computer especially on Task Manager. So please somebody please help me to remove it. Thank You soo much.

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 1:35:48 AM, on 3/26/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16608)
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:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
C:\Program Files\Common Files\Symantec Shared\ccProxy.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\AGRSMMSG.exe
C:\WINDOWS\ehome\ehtray.exe
C:\Program Files\Java\jre1.5.0_03\bin\jusched.exe
C:\Program Files\Intel\Intel Matrix Storage Manager\iaanotif.exe
C:\Program Files\Sony\VAIO Update 2\VAIOUpdt.exe
C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\Program Files\ScanSoft\OmniPageSE4.0\OpwareSE4.exe
C:\Program Files\PowerISO\PWRISOVM.EXE
C:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
C:\Program Files\Logitech\MouseWare\system\em_exec.exe
C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
C:\Program Files\DISC\DISCover.exe
C:\Program Files\QuickTime\QTTask.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeperUI.exe
C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Symantec\LiveUpdate\AluSchedulerSvc.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Microsoft Student\Microsoft Student with Encarta Premium 2007 DVD\EDICT.EXE
C:\Program Files\Logitech\Desktop Messenger\8876480\Program\BackWeb-8876480.exe
C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\WINDOWS\ehome\RMSysTry.exe
C:\WINDOWS\system32\RAMAsst.exe
C:\WINDOWS\system32\bgsvcgen.exe
C:\Program Files\InterMute\SpySubtract\SpySub.exe
C:\Program Files\Bonjour\mDNSResponder.exe
C:\WINDOWS\System32\DVDRAMSV.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\Program Files\Intel\Intel Matrix Storage Manager\iaantmon.exe
C:\Program Files\Microsoft SQL Server\MSSQL$VAIO_VEDB\Binn\sqlservr.exe
C:\Program Files\Nero\Nero8\Nero BackItUp\NBService.exe
C:\WINDOWS\system32\IoctlSvc.exe
C:\WINDOWS\ehome\RMSvc.exe
C:\Program Files\Common Files\Sony Shared\WMPlugIn\SonicStageMonitoring.exe
C:\Program Files\Sony\Sony TV Tuner Library\SMceMan.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe
C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzCdb\VzFw.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\Sony\Sony TV Tuner Library\RM_SV.exe
C:\WINDOWS\system32\dllhost.exe
C:\Program Files\DISC\DiscStreamHub.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Webroot\Spy Sweeper\SSU.EXE
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\Program Files\Mozilla Firefox\firefox.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.sony.com/vaiopeople
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost;*.local
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: NCO 2.0 IE BHO - {602ADB0E-4AFF-4217-8AA1-95DAC4DFA408} - C:\Program Files\Common Files\Symantec Shared\coShared\Browser\2.0\coIEPlg.dll
O2 - BHO: Symantec Intrusion Prevention - {6D53EC84-6AAE-4787-AEEE-F4628F01010C} - C:\PROGRA~1\COMMON~1\SYMANT~1\IDS\IPSBHO.dll
O2 - BHO: Encarta Web Companion Helper Object - {955BE0B8-BC85-4CAF-856E-8E0D8B610560} - C:\Program Files\Common Files\Microsoft Shared\Encarta Web Companion\2007\ENCWCBAR.DLL
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: Encarta Web Companion - {147D6308-0614-4112-89B1-31402F9B82C4} - C:\Program Files\Common Files\Microsoft Shared\Encarta Web Companion\2007\ENCWCBAR.DLL
O3 - Toolbar: Show Norton Toolbar - {7FEBEFE3-6B19-4349-98D2-FFB09D4B49CA} - C:\Program Files\Common Files\Symantec Shared\coShared\Browser\2.0\CoIEPlg.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [ATIPTA] "C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.5.0_03\bin\jusched.exe"
O4 - HKLM\..\Run: [IAAnotif] "C:\Program Files\Intel\Intel Matrix Storage Manager\iaanotif.exe"
O4 - HKLM\..\Run: [VAIO Update 2] "C:\Program Files\Sony\VAIO Update 2\VAIOUpdt.exe" /Stationary
O4 - HKLM\..\Run: [ISUSPM Startup] "C:\PROGRA~1\COMMON~1\INSTAL~1\UPDATE~1\isuspm.exe" -startup
O4 - HKLM\..\Run: [ISUSScheduler] "C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe" -start
O4 - HKLM\..\Run: [igfxtray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [igfxhkcmd] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [igfxpers] C:\WINDOWS\system32\igfxpers.exe
O4 - HKLM\..\Run: [VAIO Recovery] "c:\WINDOWS\Sonysys\VAIO Recovery\PartSeal.exe"
O4 - HKLM\..\Run: [SSBkgdUpdate] "C:\Program Files\Common Files\Scansoft Shared\SSBkgdUpdate\SSBkgdupdate.exe" -Embedding -boot
O4 - HKLM\..\Run: [OpwareSE4] "C:\Program Files\ScanSoft\OmniPageSE4.0\OpwareSE4.exe"
O4 - HKLM\..\Run: [PWRISOVM.EXE] "C:\Program Files\PowerISO\PWRISOVM.EXE"
O4 - HKLM\..\Run: [NBKeyScan] "C:\Program Files\Nero\Nero8\Nero BackItUp\NBKeyScan.exe"
O4 - HKLM\..\Run: [Logitech Utility] Logi_MwX.Exe
O4 - HKLM\..\Run: [mmtask] "c:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe"
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Common Files\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [osCheck] "C:\Program Files\Norton Internet Security\osCheck.exe"
O4 - HKLM\..\Run: [DISCover] "C:\Program Files\DISC\DISCover.exe" nogui
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: [NeroFilterCheck] "C:\Program Files\Common Files\Nero\Lib\NeroCheck.exe"
O4 - HKLM\..\Run: [SpySweeper] C:\Program Files\Webroot\Spy Sweeper\SpySweeperUI.exe /startintray
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [BgMonitor_{79662E04-7C6C-4d9f-84C7-88D8A56B10AA}] "C:\Program Files\Common Files\Ahead\lib\NMBgMonitor.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [L07AXLRD_3011093] "C:\Program Files\Microsoft Student\Microsoft Student with Encarta Premium 2007 DVD\EDICT.EXE" -m
O4 - HKCU\..\Run: [LDM] "C:\Program Files\Logitech\Desktop Messenger\8876480\Program\BackWeb-8876480.exe"
O4 - HKCU\..\Run: [swg] "C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe"
O4 - Startup: Adobe Gamma.lnk = C:\Program Files\Common Files\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Startup: PowerReg Scheduler.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Extender Resource Monitor.lnk = C:\WINDOWS\ehome\RMSysTry.exe
O4 - Global Startup: Logitech Desktop Messenger.lnk = C:\Program Files\Logitech\Desktop Messenger\8876480\Program\LDMConf.exe
O4 - Global Startup: RAMASST.lnk = C:\WINDOWS\system32\RAMAsst.exe
O4 - Global Startup: SpySubtract.lnk = C:\Program Files\InterMute\SpySubtract\SpySub.exe
O8 - Extra context menu item: &Google Search - res://C:\Program Files\Google\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://C:\Program Files\Google\GoogleToolbar1.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://C:\Program Files\Google\GoogleToolbar1.dll/cmcache.html
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~4\Office12\EXCEL.EXE/3000
O8 - Extra context menu item: Similar Pages - res://C:\Program Files\Google\GoogleToolbar1.dll/cmsimilar.html
O8 - Extra context menu item: Transfer by Image Converter 2 - C:\Program Files\Sony\Image Converter 2\menu.htm
O8 - Extra context menu item: Translate into English - res://C:\Program Files\Google\GoogleToolbar1.dll/cmtrans.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_03\bin\npjpi150_03.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_03\bin\npjpi150_03.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~4\Office12\REFIEBAR.DLL
O9 - Extra button: Encarta Search Bar - {B205A35E-1FC4-4CE3-818B-899DBBB3388C} - C:\Program Files\Common Files\Microsoft Shared\Encarta Search Bar\ENCSBAR.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
O14 - IERESET.INF: START_PAGE_URL=http://www.sony.com/vaiopeople
O15 - Trusted Zone: http://*.trymedia.com (HKLM)
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Apple Mobile Device - Apple, Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: Automatic LiveUpdate Scheduler - Symantec Corporation - C:\Program Files\Symantec\LiveUpdate\AluSchedulerSvc.exe
O23 - Service: B's Recorder GOLD Library General Service (bgsvcgen) - B.H.A Corporation - C:\WINDOWS\system32\bgsvcgen.exe
O23 - Service: Bonjour Service - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
O23 - Service: Symantec Network Proxy (ccProxy) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccProxy.exe
O23 - Service: Symantec Settings Manager (ccSetMgr) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
O23 - Service: Symantec Lic NetConnect service (CLTNetCnService) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
O23 - Service: COM Host (comHost) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\VAScanner\comHost.exe
O23 - Service: DVD-RAM_Service - Matsushita Electric Industrial Co., Ltd. - C:\WINDOWS\System32\DVDRAMSV.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Intel® Matrix Storage Event Monitor (IAANTMon) - Intel Corporation - C:\Program Files\Intel\Intel Matrix Storage Manager\iaantmon.exe
O23 - Service: Image Converter video recording monitor for VAIO Entertainment - Sony Corporation - C:\Program Files\Sony\Image Converter 2\IcVzMon.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: LiveUpdate - Symantec Corporation - C:\Program Files\Symantec\LiveUpdate\LuComServer_3_4.EXE
O23 - Service: LiveUpdate Notice - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: Nero BackItUp Scheduler 3 - Nero AG - C:\Program Files\Nero\Nero8\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program Files\Common Files\Nero\Lib\NMIndexingService.exe
O23 - Service: PACSPTISVR - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\PACSPTISVR.exe
O23 - Service: PLFlash DeviceIoControl Service - Prolific Technology Inc. - C:\WINDOWS\system32\IoctlSvc.exe
O23 - Service: SonicStageMonitoring - Sony Corporation - C:\Program Files\Common Files\Sony Shared\WMPlugIn\SonicStageMonitoring.exe
O23 - Service: Sony TV Tuner Controller - Sony Corporation - C:\Program Files\Sony\Sony TV Tuner Library\halsv.exe
O23 - Service: Sony TV Tuner Manager - Sony Corporation - C:\Program Files\Sony\Sony TV Tuner Library\RM_SV.exe
O23 - Service: Sony TVTA Manager - Sony Corporation - C:\Program Files\Sony\Sony TV Tuner Library\SMceMan.exe
O23 - Service: Sony SPTI Service (SPTISRV) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SPTISRV.exe
O23 - Service: SonicStage SCSI Service (SSScsiSV) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SSScsiSV.exe
O23 - Service: Symantec Core LC - Unknown owner - C:\PROGRA~1\COMMON~1\SYMANT~1\CCPD-LC\symlcsvc.exe
O23 - Service: VAIO Entertainment TV Device Arbitration Service - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzCs\VzHardwareResourceManager\VzHardwareResourceManager.exe
O23 - Service: VAIO Media Integrated Server (VAIOMediaPlatform-IntegratedServer-AppServer) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\VMISrv.exe
O23 - Service: VAIO Media Integrated Server (HTTP) (VAIOMediaPlatform-IntegratedServer-HTTP) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\Platform\SV_Httpd.exe
O23 - Service: VAIO Media Integrated Server (UPnP) (VAIOMediaPlatform-IntegratedServer-UPnP) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\Platform\UPnPFramework.exe
O23 - Service: VAIO Media Gateway Server (VAIOMediaPlatform-Mobile-Gateway) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\Platform\VmGateway.exe
O23 - Service: VAIO Entertainment UPnP Client Adapter (Vcsw) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
O23 - Service: VAIO Entertainment Database Service (VzCdbSvc) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
O23 - Service: VAIO Entertainment File Import Service (VzFw) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzCdb\VzFw.exe
O23 - Service: Webroot Spy Sweeper Engine (WebrootSpySweeperService) - Webroot Software, Inc. - C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe
O24 - Desktop Component 0: Aqua Real - 7db39a0d-580f-4be9-9195-8bfcd226f6c2

--
End of file - 15633 bytes