我的电脑近来又发现病毒，网速变好慢，用迅雷下东东都不能下，请帮我看一下日志是不是有什么漏网之毒，听说杀过毒还得修改注册表过，请问怎么修复啊？

Logfile of HijackThis v1.99.1
Scan saved at 10:25:23, on 2006-9-10
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\Rundll32.exe
C:\Program Files\KVFW\KVwsc.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\Program Files\Analog Devices\Core\smax4pnp.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\WINDOWS\System32\alg.exe
C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
C:\PROGRA~1\Yahoo!\Assistant\yassistse.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\KVFW\kvfw.exe
C:\Program Files\Internet Explorer\iexplore.exe
d:\Program Files\Thunder Network\Thunder\Program\Thunder5.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.734\HijackThis.exe

R3 - URLSearchHook: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\Assistant\Assist\yasbar.dll
O2 - BHO: Tencent Browser Helper - {0C7C23EF-A848-485B-873C-0ED954731014} - C:\Program Files\TENCENT\AddrPlus\IEHelp.dll
O2 - BHO: yPhtb - {33BBE430-0E42-4f12-B075-8D21ACB10DCB} - C:\PROGRA~1\Yahoo!\ASSIST~1\assist\yphtb.dll
O2 - BHO: Anti Fish - {38928D50-8A48-44C2-945F-D2F23F771410} - C:\PROGRA~1\Yahoo!\ASSIST~1\assist\yangling.dll
O2 - BHO: QQIEHelper - {54EBD53A-9BC1-480B-966A-843A333CA162} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O2 - BHO: YDragSearch - {62EED7C6-9F02-42f9-B634-98E2899E147B} - C:\PROGRA~1\Yahoo!\ASSIST~1\assist\YDRAGS~1.DLL
O2 - BHO: ThunderBHO - {889D2FEB-5411-4565-8998-1DD2C5261283} - d:\Program Files\Thunder Network\Thunder\ComDlls\XunLeiBHO_002.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar.dll
O2 - BHO: CnsHook Class - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - C:\WINDOWS\downlo~1\CnsHook.dll
O2 - BHO: AssistHelper - {FE3ECAE7-0A37-4506-8A7D-3CC9A04D2CA8} - C:\PROGRA~1\Yahoo!\Assistant\Assist\yassist.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar.dll
O3 - Toolbar: 雅虎助手 - {406F94F0-504F-4A40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\Assistant\Assist\yasbar.dll
O4 - HKLM\..\Run: [High Definition Audio Property Page Shortcut] HDAShCut.exe
O4 - HKLM\..\Run: [SoundMAXPnP] C:\Program Files\Analog Devices\Core\smax4pnp.exe
O4 - HKLM\..\Run: [SoundMAX] "C:\Program Files\Analog Devices\SoundMAX\Smax4.exe" /tray
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: [CnsMin] Rundll32.exe C:\WINDOWS\downlo~1\CnsMin.dll,Rundll32
O4 - HKLM\..\Run: [AddrPlus2] RUNDLL32.EXE C:\PROGRA~1\TENCENT\AddrPlus\QAHook.dll,Rundll32
O4 - HKLM\..\Run: [YLive.exe] C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
O4 - HKLM\..\Run: [yassistse] "C:\PROGRA~1\Yahoo!\Assistant\yassistse.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [KVFW] C:\Program Files\KVFW\kvfw.exe -silent
O4 - Startup: 腾讯QQ.lnk = C:\Program Files\Tencent\QQ\QQ.exe
O8 - Extra context menu item: &Google Search - res://C:\Program Files\Google\googletoolbar.dll/cmsearch.html
O8 - Extra context menu item: &使用迅雷下载 - d:\Program Files\Thunder Network\Thunder\Program\GetUrl.htm
O8 - Extra context menu item: &使用迅雷下载全部链接 - d:\Program Files\Thunder Network\Thunder\Program\GetAllUrl.htm
O8 - Extra context menu item: 上传到QQ网络硬盘 - C:\Program Files\Tencent\QQ\AddToNetDisk.htm
O8 - Extra context menu item: 使用网际快车下载 - C:\Program Files\绿色软件\网际快车(FlashGet) v1.65 美化特别版\jc_link.htm
O8 - Extra context menu item: 使用网际快车下载全部链接 - C:\Program Files\绿色软件\网际快车(FlashGet) v1.65 美化特别版\jc_all.htm
O8 - Extra context menu item: 反向链接 - res://C:\Program Files\Google\googletoolbar.dll/cmbacklinks.html
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: 添加到QQ自定义面板 - C:\Program Files\Tencent\QQ\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - C:\Program Files\Tencent\QQ\AddEmotion.htm
O8 - Extra context menu item: 添加到雅虎订阅(&Y) - res://C:\PROGRA~1\Yahoo!\ASSIST~1\assist\yrss.dll/YRSSMENUEXT
O8 - Extra context menu item: 用QQ彩信发送该图片 - C:\Program Files\Tencent\QQ\SendMMS.htm
O8 - Extra context menu item: 类似网页 - res://C:\Program Files\Google\googletoolbar.dll/cmsimilar.html
O8 - Extra context menu item: 缓存的网页快照 - res://C:\Program Files\Google\googletoolbar.dll/cmcache.html
O8 - Extra context menu item: 雅虎搜索 - res://C:\PROGRA~1\Yahoo!\Assistant\Assist\yasbar.dll/203
O9 - Extra button: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - d:\Program Files\Thunder Network\Thunder\Thunder.exe
O9 - Extra 'Tools' menuitem: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - d:\Program Files\Thunder Network\Thunder\Thunder.exe
O9 - Extra button: Yahoo 3.5G电邮 - {507F9113-CD77-4866-BA92-0E86DA3D0B97} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomail (file missing)
O9 - Extra button: 寻宝乐趣多 - {59BC54A2-56B3-44a0-93E5-432D58746E26} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=taobao (file missing)
O9 - Extra button: 雅虎助手 - {5D73EE86-05F1-49ed-B850-E423120EC338} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yassist (file missing)
O9 - Extra button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\绿色软件\网际快~1.65\flashget.exe
O9 - Extra 'Tools' menuitem: &FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\绿色软件\网际快~1.65\flashget.exe
O9 - Extra button: (no name) - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O9 - Extra 'Tools' menuitem: QQ炫彩工具条设置 - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O9 - Extra button: 情景聊天 - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomsg (file missing)
O9 - Extra button: (no name) - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - Extra 'Tools' menuitem: 修复浏览器 - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
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
O9 - Extra button: (no name) - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O9 - Extra 'Tools' menuitem: 清理上网记录 - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O11 - Options group: [!CNS]  中文上网
O11 - Options group: [TBH]  QQ地址栏搜索插件
O16 - DPF: {2354A44B-3CEB-4829-9940-545B03103538} (PowerPlr Control) - http://vod.lanyin.net/plugin/PowerPlr.ocx
O16 - DPF: {52DF16E3-6C4F-4B22-8BAF-09263E463B48} (金山毒霸在线产品升级) - http://zs.kingsoft.com/KOSInit.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{511435F4-07D0-4265-9DA7-4DC10CA0DEAB}: NameServer = 60.191.244.5
O23 - Service: KVWSC - Jiangmin Co - C:\Program Files\KVFW\KVwsc.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe