电脑经常在没有任务的情况下，任务管理器里CPU的使用达到100%.请问是不是有病毒了,谢谢.附日志:
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page=C:\WINDOWS\system32\blank.htm
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page=www.qq.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page=%SystemRoot%\system32\blank.htm
O1 - Hosts: 127.0.0.1 localhost
O2 - BHO: ThunderIEHelper Class - {0005A87D-D626-4B3A-84F9-1D9571695F55} - C:\WINDOWS\system32\xunleibho_v14.dll
O2 - BHO: QQBrowserHelper
Object Class - {54EBD53A-9BC1-480B-966A-843A333CA162} - E:\qq文件包\QQIEHelper.dll
O2 - BHO: C:\WINDOWS\system32\ipv6mons.dll (file missing)
O2 - BHO: Thunder Browser Helper - {889D2FEB-5411-4565-8998-1DD2C5261283} - E:\迅雷\ComDlls\XunLeiBHO_002.dll
O2 - BHO: 百度搜霸 - {B580CF65-E151-49C3-B73F-70B13FCA8E86} - C:\WINDOWS\DOWNLO~1\BaiDuBar.dll
O3 - Toolbar: 百度搜霸 - {B580CF65-E151-49C3-B73F-70B13FCA8E86} - C:\WINDOWS\DOWNLO~1\BaiDuBar.dll
O3 - Toolbar: (file missing)
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKLM\..\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - HKLM\..\Run: [PHIME2002ASync] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /SYNC
O4 - HKLM\..\Run: [PHIME2002A] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [RfwMain] "C:\Program Files\Rising\Rfw\rfwmain.exe" -Startup
O4 - HKLM\..\Run: [stup.exe] C:\PROGRA~1\TENCENT\Adplus\stup.exe
O4 - HKLM\..\Run: [NMGameX_AutoRun] C:\WINDOWS\system32\Rundll32.exe NMGameX.dll,LiveProcess /aa
O4 - HKLM\..\Run: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - HKLM\..\Run: [runeip] C:\Program Files\Rising\AntiSpyware\runiep.exe
O4 - HKLM\..\RunOnce: [RavStub] "C:\Program Files\Rising\Rav\ravstub.exe" /RUNONCE
O4 - Startup: desktop.ini =
O4 - Startup: 腾讯QQ.lnk = E:\qq文件包\QQ.exe
O4 - Global Startup: desktop.ini =
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O8 - Extra context menu item: &使用迅雷下载 - E:\迅雷\Program\GetUrl.htm
O8 - Extra context menu item: &使用迅雷下载全部链接 - E:\迅雷\Program\GetAllUrl.htm
O8 - Extra context menu item: 上传到QQ网络硬盘 - E:\qq文件包\AddToNetDisk.htm
O8 - Extra context menu item: 收藏此页到新浪ViVi - http://vivi.sina.com.cn/collect/click.php?agent=ddt
O8 - Extra context menu item: 新浪搜索 - http://cha.sina.com.cn/ddt.html
O8 - Extra context menu item: 添加到QQ自定义面板 - E:\qq文件包\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - E:\qq文件包\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - E:\qq文件包\SendMMS.htm
O8 - Extra context menu item: 百度Flash搜索 - res://C:\WINDOWS\DOWNLO~1\BaiDuBar.dll/FLASHSEARCH.HTM
O8 - Extra context menu item: 百度mp3搜索 - res://C:\WINDOWS\DOWNLO~1\BaiDuBar.dll/BAIDUMP3.HTM
O8 - Extra context menu item: 百度信息快递搜索 - res://C:\WINDOWS\DOWNLO~1\BaiDuBar.dll/BAIDUIE.HTM
O8 - Extra context menu item: 百度图片搜索 - res://C:\WINDOWS\DOWNLO~1\BaiDuBar.dll/BAIDUIMG.HTM
O8 - Extra context menu item: 百度搜索 - res://C:\WINDOWS\DOWNLO~1\BaiDuBar.dll/BAIDUSEARCH.HTM
O8 - Extra context menu item: 百度新闻搜索 - res://C:\WINDOWS\DOWNLO~1\BaiDuBar.dll/BAIDUNEWS.HTM
O8 - Extra context menu item: 豪杰超级解霸V8实时播放 - C:\Herosoft\HeroV8\MPURLGET.HTM
O9 - Extra Button: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - E:\迅雷\Thunder.exe
O9 - Extra 'Tools' menuitem: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - E:\迅雷\Thunder.exe
O9 - Extra Button: 中文 - {0D5C2EA0-EDCD-11D3-86A5-0088CC224026} - C:\Herosoft\TransIII\Application\TransIE.dll
O9 - Extra 'Tools' menuitem: 中文 - {0D5C2EA0-EDCD-11D3-86A5-0088CC224026} - C:\Herosoft\TransIII\Application\TransIE.dll
O9 - Extra Button: 豪杰超级解霸V8 - {367E0A21-8601-4986-9C9A-153BF5ACA118} - C:\Herosoft\HeroV8\STHSDVD.EXE
O9 - Extra 'Tools' menuitem: 豪杰超级解霸V8 - {367E0A21-8601-4986-9C9A-153BF5ACA118} - C:\Herosoft\HeroV8\STHSDVD.EXE
O9 - Extra Button: (no name) - {676AB8E0-F5A6-11D3-86A5-0088CC224026} - C:\Herosoft\TransIII\Application\TransIE.dll
O9 - Extra 'Tools' menuitem: 译霸帮助 - {676AB8E0-F5A6-11D3-86A5-0088CC224026} - C:\Herosoft\TransIII\Application\TransIE.dll
O9 - Extra Button: 英文 - {C2EDD5E0-EB64-11D3-B4D2-0088CC231035} - C:\Herosoft\TransIII\Application\TransIE.dll
O9 - Extra 'Tools' menuitem: 英文 - {C2EDD5E0-EB64-11D3-B4D2-0088CC231035} - C:\Herosoft\TransIII\Application\TransIE.dll
O9 - Extra Button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - E:\qq文件包\QQ.EXE
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - E:\qq文件包\QQ.EXE
O9 - Extra Button: (no name) - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - E:\qq文件包\QQIEHelper.dll
O9 - Extra 'Tools' menuitem: QQ炫彩工具条设置 - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - E:\qq文件包\QQIEHelper.dll
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.microsoft.com/isapi/redir.dll?prd=ie&pver=6&ar=msnhome
O16 - DPF: {2354A44B-3CEB-4829-9940-545B03103538} (PowerPlr Control) - http://v1.js.chinavnet.com/plugin/PowerPlr.ocx
O16 - DPF: {3D8F74EE-8692-4F8F-B8D2-7522E732519E} (WebActivater Control) - http://game.qq.com/QQGame2.cab
O16 - DPF: {C661F36D-DF85-4EF4-83C7-E107B83D04B1} (WebActivater Control) - http://dl_dir.qq.com/3dshow/3DShowVM.cab
O16 - DPF: {F138084D-84D7-48CD-BEA8-04772457516E} (VqqSpeedDlProxy Class) - http://218.85.138.27/vqqsdl1009.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{2DF27DA9-25A3-4577-84E2-6A431C108C84}: NameServer = 218.2.135.1
O17 - HKLM\System\CCS\Services\Tcpip\..\{3C02D138-73B5-4AC6-972C-F40FFF97A9BC}: NameServer = 221.228.255.1 218.2.135.1
O18 - Protocol: about - {3050F406-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: cdl - {3dd53d40-7b8b-11D0-b013-00aa0059ce02} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: dvd - {12D51199-0DB5-46FE-A120-47A3D7D937CC} - C:\WINDOWS\system32\msvidctl.dll
O18 - Protocol: file - {79eac9e7-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ftp - {79eac9e3-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: gopher - {79eac9e4-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: http - {79eac9e2-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: https - {79eac9e5-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ic32pp - {BBCA9F81-8F4F-11D2-90FF-0080C83D3571} - C:\WINDOWS\wc98pp.dll
O18 - Protocol: ipp - (no CLSID) - (no file)
O18 - Protocol: its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\WINDOWS\system32\itss.dll
O18 - Protocol: javascript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: local - {79eac9e7-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: mailto - {3050f3DA-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: mhtml - {05300401-BCBC-11d0-85E3-00C04FD85AB4} - C:\WINDOWS\system32\inetcomm.dll
O18 - Protocol: mk - {79eac9e6-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ms-its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\WINDOWS\system32\itss.dll
O18 - Protocol: msdaipp - (no CLSID) - (no file)
O18 - Protocol: res - {3050F3BC-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: sysimage - {76E67A63-06E9-11D2-A840-006008059382} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: tv - {CBD30858-AF45-11D2-B6D6-00C04FBBDE6E} - C:\WINDOWS\system32\msvidctl.dll
O18 - Protocol: vbscript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: wia - {13F3EA8B-91D7-4F0A-AD76-D2853AC8BECE} - C:\WINDOWS\system32\wiascr.dll
O23 - Service: DCOM Event System (DCOM Event System) - - C:\WINDOWS\dll.exe
O23 - Service: Human Interface Device Access (HidServ) - - C:\WINDOWS\system32\svchost.exe -k netsvcs
O23 - Service: Rising Proxy Service (RfwProxySrv) - Beijing Rising Technology Co., Ltd. - c:\program files\rising\rfw\rfwproxy.exe
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - "C:\Program Files\Rising\Rav\CCenter.exe"
O23 - Service: Rising RealTime Monitor (RsRavMon) - Beijing Rising Technology Co., Ltd. - "C:\Program Files\Rising\Rav\Ravmond.exe"
