Whenever I follow the link to any given web site from a search engine like Google or yahoo, my computer redirects to random websites. Please help.
Hijackthis:
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 10:11:29 AM, on 8/10/2008
Platform: Windows Vista (WinNT 6.00.1904)
MSIE: Internet Explorer v7.00 (7.00.6000.16681)
Boot mode: Normal

Running processes:
C:\Windows\system32\Dwm.exe
C:\Windows\system32\taskeng.exe
C:\Windows\Explorer.EXE
C:\Program Files\Windows Defender\MSASCui.exe
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe
C:\Windows\System32\WLTRAY.EXE
C:\Program Files\Alwil Software\Avast4\ashDisp.exe
C:\Windows\System32\rundll32.exe
C:\Program Files\SigmaTel\C-Major Audio\WDM\sttray.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe
C:\Windows\OEM02Mon.exe
C:\Program Files\DellAutomatedPCTuneUp\PTAgnt.exe
C:\Program Files\Dell\DELL Webcam Manager\DellWMgr.exe
C:\ProgramData\U3\U3Launcher\LaunchU3.exe
C:\Program Files\Dell\QuickSet\quickset.exe
C:\Program Files\Windows Media Player\wmpnscfg.exe
C:\Program Files\AVG\AVG8\avgtray.exe
C:\Windows\system32\sdclt.exe
C:\Program Files\uTorrent\uTorrent.exe
C:\Program Files\iTunes\iTunes.exe
C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceHelper.exe
C:\Program Files\Common Files\Apple\Mobile Device Support\bin\distnoted.exe
C:\Program Files\QuickTime\QuickTimePlayer.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Users\Administrator\Downloads\dss.exe
C:\PROGRA~1\TRENDM~1\HIJACK~1\Administrator.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
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
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O1 - Hosts: ::1 localhost
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4efb-9B51-7695ECA05670} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Skype add-on (mastermind) - {22BF413B-C6D2-4d91-82A9-A0F997BA588C} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O2 - BHO: AVG Safe Search - {3CA2F312-6F6E-4B53-A66E-4E65E497C8C0} - C:\Program Files\AVG\AVG8\avgssie.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O2 - BHO: AVG Security Toolbar - {A057A204-BACC-4D26-9990-79A187E2698E} - C:\PROGRA~1\AVG\AVG8\AVGTOO~1.DLL
O3 - Toolbar: AVG Security Toolbar - {A057A204-BACC-4D26-9990-79A187E2698E} - C:\PROGRA~1\AVG\AVG8\AVGTOO~1.DLL
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [Windows Defender] %ProgramFiles%\Windows Defender\MSASCui.exe -hide
O4 - HKLM\..\Run: [NvSvc] RUNDLL32.EXE C:\Windows\system32\nvsvc.dll,nvsvcStart
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\Windows\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\Windows\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [NVHotkey] rundll32.exe C:\Windows\system32\nvHotkey.dll,Start
O4 - HKLM\..\Run: [Broadcom Wireless Manager UI] C:\Windows\system32\WLTRAY.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [SigmatelSysTrayApp] C:\Program Files\SigmaTel\C-Major Audio\WDM\sttray.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe"
O4 - HKLM\..\Run: [OEM02Mon.exe] C:\Windows\OEM02Mon.exe
O4 - HKLM\..\Run: [AVG8_TRAY] C:\PROGRA~1\AVG\AVG8\avgtray.exe
O4 - HKCU\..\Run: [DellAutomatedPCTuneUp] "C:\Program Files\DellAutomatedPCTuneUp\PTAgnt.exe" /startup
O4 - HKCU\..\Run: [DELL Webcam Manager] "C:\Program Files\Dell\DELL Webcam Manager\DellWMgr.exe" /s
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-19\..\Run: [WindowsWelcomeCenter] rundll32.exe oobefldr.dll,ShowWelcomeCenter (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'NETWORK SERVICE')
O4 - Global Startup: LaunchU3.exe.lnk = ?
O4 - Global Startup: QuickSet.lnk = ?
O4 - Global Startup: VPN Client.lnk = ?
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\PROGRA~1\Java\JRE16~1.0_0\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\PROGRA~1\Java\JRE16~1.0_0\bin\ssv.dll
O9 - Extra button: Skype - {77BF5300-1474-4EC7-9980-D32B190E9B07} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O13 - Gopher Prefix:
O16 - DPF: {0CCA191D-13A6-4E29-B746-314DEE697D83} (Facebook Photo Uploader 5) - http://upload.facebook.com/controls/FacebookPhotoUploader5.cab
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - C:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {FFB3A759-98B1-446F-BDA9-909C6EB18CC7} (PCPitstop Exam) - http://utilities.pcpitstop.com/optimize2/pcpitstop2.dll
O18 - Protocol: linkscanner - {F274614C-63F8-47D5-A4D1-FBDDE494F8D1} - C:\Program Files\AVG\AVG8\avgpp.dll
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\COMMON~1\Skype\SKYPE4~1.DLL
O20 - AppInit_DLLs: avgrsstx.dll
O20 - Winlogon Notify: GoToAssist - C:\Program Files\Citrix\GoToAssist\480\G2AWinLogon.dll (file missing)
O23 - Service: Apple Mobile Device - Apple, Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: AVG Free8 WatchDog (avg8wd) - AVG Technologies CZ, s.r.o. - C:\PROGRA~1\AVG\AVG8\avgwdsvc.exe
O23 - Service: Bonjour Service - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: Cisco Systems, Inc. VPN Service (CVPND) - Cisco Systems, Inc. - C:\Program Files\Cisco Systems\VPN Client\cvpnd.exe
O23 - Service: DellAMBrokerService - Unknown owner - C:\Program Files\DellAutomatedPCTuneUp\brkrsvc.exe
O23 - Service: Intel(R) PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: FLEXnet Licensing Service - Macrovision Europe Ltd. - C:\Program Files\Common Files\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe
O23 - Service: GoToAssist - Citrix Online, a division of Citrix Systems, Inc. - C:\Program Files\Citrix\GoToAssist\480\g2aservice.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Intel(R) PROSet/Wireless Registry Service (RegSrvc) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
O23 - Service: SigmaTel Audio Service (STacSV) - SigmaTel, Inc. - C:\Windows\system32\STacSV.exe
O23 - Service: Dell Wireless WLAN Tray Service (wltrysvc) - Unknown owner - C:\Windows\System32\WLTRYSVC.EXE


[HKEY_LOCAL_MACHINE\~\Browser Helper Objects\{A057A204-BACC-4D26-9990-79A187E2698E}]
08/09/2008 09:41 AM 2055960 --a------ C:\PROGRA~1\AVG\AVG8\AVGTOO~1.DLL

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"Windows Defender"="C:\Program Files\Windows Defender\MSASCui.exe" [03/11/2008 12:08 PM]
"NvSvc"="C:\Windows\system32\nvsvc.dll" [10/04/2007 09:24 PM]
"NvCplDaemon"="C:\Windows\system32\NvCpl.dll" [10/04/2007 09:24 PM]
"NvMediaCenter"="C:\Windows\system32\NvMcTray.dll" [10/04/2007 09:24 PM]
"NVHotkey"="C:\Windows\system32\nvHotkey.dll" [10/04/2007 09:24 PM]
"Broadcom Wireless Manager UI"="C:\Windows\system32\WLTRAY.exe" [12/08/2007 02:34 PM]
"avast!"="C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe" [03/29/2008 01:37 PM]
"SigmatelSysTrayApp"="C:\Program Files\SigmaTel\C-Major Audio\WDM\sttray.exe" [05/06/2007 05:10 PM]
"SynTPEnh"="C:\Program Files\Synaptics\SynTP\SynTPEnh.exe" [04/27/2007 04:35 PM]
"Adobe Reader Speed Launcher"="C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe" [01/11/2008 10:16 PM]
"iTunesHelper"="C:\Program Files\iTunes\iTunesHelper.exe" [03/30/2008 10:36 AM]
"QuickTime Task"="C:\Program Files\QuickTime\QTTask.exe" [05/27/2008 10:50 AM]
"SunJavaUpdateSched"="C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe" [06/10/2008 04:27 AM]
"OEM02Mon.exe"="C:\Windows\OEM02Mon.exe" [02/02/2007 01:00 AM]
"AVG8_TRAY"="C:\PROGRA~1\AVG\AVG8\avgtray.exe" [08/09/2008 09:41 AM]

[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"DellAutomatedPCTuneUp"="C:\Program Files\DellAutomatedPCTuneUp\PTAgnt.exe" [10/11/2007 09:49 AM]
"DELL Webcam Manager"="C:\Program Files\Dell\DELL Webcam Manager\DellWMgr.exe" [06/07/2007 11:14 AM]

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\
LaunchU3.exe.lnk - C:\Windows\Installer\{D8E363A7-88B7-446D-B2C0-E26CE4DC8E54}\_294823.exe [3/11/2008 3:51:18 PM]
QuickSet.lnk - C:\Windows\Installer\{7F0C4457-8E64-491B-8D7B-991504365D1E}\NewShortcut2_53A01CC614B04512A2E710D39BF83DC4.exe [3/11/2008 9:59:39 PM]
VPN Client.lnk - C:\Windows\Installer\{871DF2BE-41D2-4334-AC33-839AF16FC8FE}\Icon3E5562ED7.ico [4/23/2008 8:32:38 PM]

[HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\policies\system]
"ConsentPromptBehaviorAdmin"=2 (0x2)
"EnableLUA"=0 (0x0)

[HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\winlogon\notify\GoToAssist]
C:\Program Files\Citrix\GoToAssist\480\G2AWinLogon.dll

[HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\windows]
"appinit_dlls"=avgrsstx.dll

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\AppInfo]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\KeyIso]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\NTDS]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\ProfSvc]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\sacsvr]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\SWPRV]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\TabletInputService]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\TBS]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\TrustedInstaller]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\VDS]
@="Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\volmgr.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\volmgrx.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\{533C5B84-EC70-11D2-9505-00C04F79DEAF}]
@="Volume shadow copy"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\{6BDD1FC1-810F-11D0-BEC7-08002BE2092F}]
@="IEEE 1394 Bus host controllers"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\{D48179BE-EC20-11D1-B6B8-00C04FA372A7}]
@="SBP2 IEEE 1394 Devices"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\{D94EE5D8-D189-4994-83D2-F68D7D41B0E6}]
@="SecurityDevices"

[HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\svchost]
LocalService nsi lltdsvc SSDPSRV upnphost SCardSvr w32time EventSystem RemoteRegistry WinHttpAutoProxySvc lanmanworkstation TBS SLUINotify THREADORDER fdrespub netprofm fdphost wcncsvc QWAVE WebClient
LocalSystemNetworkRestricted hidserv UxSms WdiSystemHost Netman trkwks AudioEndpointBuilder WUDFSvc irmon sysmain IPBusEnum dot3svc PcaSvc wlansvc EMDMgmt TabletInputService WPDBusEnum
LocalServiceNoNetwork PLA DPS BFE mpssvc

*Newly Created Service* - AVGLDX86
*Newly Created Service* - AVGMFX86

[HKEY_LOCAL_MACHINE\software\microsoft\active setup\installed components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}]
C:\Windows\system32\unregmp2.exe /ShowWMP

[HKEY_LOCAL_MACHINE\software\microsoft\active setup\installed components\{6BF52A52-394A-11d3-B153-00C04F79FAA6}]
%SystemRoot%\system32\unregmp2.exe /FirstLogon /Shortcuts /RegBrowsers /ResetMUI

Follow the instructions given HERE If the instruction says to have the program clean infected files please do so. Once you have completed all requested steps then post back here with all of the logs.

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