我被http://www.t9t8.com/劫持了，电脑还时不时有莫名其妙的声音发出，是中病毒了吗？
Logfile of HijackThis v1.99.1
Scan saved at 13:07:04, on 2006-8-17
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
//本文来自电脑软硬件应用网www.45its.com
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\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Mixer.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\WINDOWS\Rundll32.exe
C:\WINDOWS\system32\nvsvc32.exe
D:\Tencent-QQ\QQ\QQ.exe
D:\Tencent-QQ\QQ\TIMPlatform.exe
D:\Tencent-QQ\QQ\QQ.exe
C:\WINDOWS\system32\conime.exe
D:\TTPlayer\TTPlayer.exe
C:\Program Files\Internet Explorer\iexplore.exe
D:\Thunder Network迅雷\Thunder\Program\Thunder5.exe
C:\WINDOWS\system32\ping.exe
D:\新建文件夹\HijackThis.exe

O2 - BHO: QQBrowserHelperObject Class - {54EBD53A-9BC1-480B-966A-843A333CA162} - d:\Tencent\QQ\QQIEHelper.dll (file missing)
O2 - BHO: ThunderBHO - {889D2FEB-5411-4565-8998-1DD2C5261283} - D:\Thunder Network\Thunder\ComDlls\XunLeiBHO_002.dll (file missing)
O2 - BHO: IeCatch2 Class - {A5366673-E8CA-11D3-9CD9-0090271D075B} - C:\PROGRA~1\FLASHGET\jccatch.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: FlashGet Bar - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - C:\PROGRA~1\FLASHGET\fgiebar.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [C-Media Mixer] Mixer.exe /startup
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [Rundll32] C:\WINDOWS\Rundll32.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - Extra context menu item: &使用迅雷下载 - D:\Thunder Network\Thunder\Program\GetUrl.htm
O8 - Extra context menu item: &使用迅雷下载全部链接 - D:\Thunder Network\Thunder\Program\GetAllUrl.htm
O8 - Extra context menu item: Google 搜索(&G) - res://c:\program files\google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: 上传到QQ网络硬盘 - D:\Tencent-QQ\QQ\AddToNetDisk.htm
O8 - Extra context menu item: 使用网际快车下载 - C:\PROGRA~1\FLASHGET\jc_link.htm
O8 - Extra context menu item: 使用网际快车下载全部链接 - C:\PROGRA~1\FLASHGET\jc_all.htm
O8 - Extra context menu item: 反向链接 - res://c:\program files\google\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: 添加到QQ自定义面板 - D:\Tencent-QQ\QQ\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - D:\Tencent-QQ\QQ\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - D:\Tencent-QQ\QQ\SendMMS.htm
O8 - Extra context menu item: 类似网页 - res://c:\program files\google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: 缓存的网页快照 - res://c:\program files\google\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: 翻译英文字词(&T) - res://c:\program files\google\GoogleToolbar2.dll/cmwordtrans.html
O9 - Extra button: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - D:\Thunder Network\Thunder\Thunder.exe (file missing)
O9 - Extra 'Tools' menuitem: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - D:\Thunder Network\Thunder\Thunder.exe (file missing)
O9 - Extra button: 浩方对战平台 - {0A155D3C-68E2-4215-A47A-E800A446447A} - F:\浩方对战平台\GameClient.exe
O9 - Extra button: 番茄花园 - {6096E38F-5AC1-4391-8EC4-75DFA92FB32F} - http://tomatolei.com (file missing)
O9 - Extra button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - d:\Tencent\QQ\QQ.EXE (file missing)
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - d:\Tencent\QQ\QQ.EXE (file missing)
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\FLASHGET\flashget.exe
O9 - Extra 'Tools' menuitem: &FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\FLASHGET\flashget.exe
O9 - Extra button: (no name) - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - d:\Tencent\QQ\QQIEHelper.dll (file missing)
O9 - Extra 'Tools' menuitem: QQ炫彩工具条设置 - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - d:\Tencent\QQ\QQIEHelper.dll (file missing)
O17 - HKLM\System\CCS\Services\Tcpip\..\{FB811F14-115F-4F49-95FF-BC07EB405D46}: NameServer = 202.103.224.68
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe

解决办法：

运行HIJACKTHIS,把下面的选中打上钩,修复
O2 - BHO: QQBrowserHelperObject Class - {54EBD53A-9BC1-480B-966A-843A333CA162} - d:\Tencent\QQ\QQIEHelper.dll (file missing)
O2 - BHO: ThunderBHO - {889D2FEB-5411-4565-8998-1DD2C5261283} - D:\Thunder Network\Thunder\ComDlls\XunLeiBHO_002.dll (file missing)
O4 - HKLM\..\Run: [Rundll32] C:\WINDOWS\Rundll32.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present

重启到安全模式下删除
C:\WINDOWS\Rundll32.exe