瑞星卡卡安全论坛

我的电脑突然速度很慢了，桌面的图表打开也好慢,用瑞星杀毒的时候根本就没有以前运转那么快，扫描日志都极慢,这是为什么啊?头一天都是好好的.帮我看看吧,这是我的日志
操作系统：  Windows XP SP1 (WinNT 5.01.2600)
浏览器：    Internet Explorer v6.00 SP1 (6.00.2800.1106)

当前运行的进程：         
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:\Program Files\rising\Rav\CCenter.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\rising\Rav\Ravmond.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\rising\Rav\RavStub.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\rising\Rfw\Rfw.exe
C:\Program Files\rising\Rav\RavTask.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\rising\Rav\Ravmon.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
D:\下载工具\HijackThis1991zww.exe

O2 - BHO: yPhtb - {33BBE430-0E42-4f12-B075-8D21ACB10DCB} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yphtb.dll (file missing)
O2 - BHO: YDragSearch - {62EED7C6-9F02-42f9-B634-98E2899E147B} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\YDRAGS~1.DLL (file missing)
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - IE工具栏增项: 电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - IE工具栏增项: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O3 - IE工具栏增项: 卡卡上网安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\System32\KakaTool.dll
O4 - 启动项HKLM\\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - 启动项HKLM\\Run: [PHIME2002ASync] C:\WINDOWS\System32\IME\TINTLGNT\TINTSETP.EXE /SYNC
O4 - 启动项HKLM\\Run: [PHIME2002A] C:\WINDOWS\System32\IME\TINTLGNT\TINTSETP.EXE /IMEName
O4 - 启动项HKLM\\Run: [SoundMan] SOUNDMAN.EXE
O4 - 启动项HKLM\\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - 启动项HKLM\\Run: [nwiz] nwiz.exe /install
O4 - 启动项HKLM\\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\System32\NvMcTray.dll,NvTaskbarInit
O4 - 启动项HKLM\\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe"  -osboot
O4 - 启动项HKLM\\Run: [rfw] C:\Program Files\rising\Rfw\Rfw.exe
O4 - 启动项HKLM\\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - 启动项HKLM\\Run: [Skype] C:\Program Files\skype\Phone\Skype.exe
O4 - 启动项HKLM\\Run: [RavTask] "C:\Program Files\rising\Rav\RavTask.exe" -system
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - Startup: 新浪UC.lnk = C:\Program Files\sina\UC\uc.exe
O4 - Startup: 腾讯QQ.lnk = C:\Program Files\Tencent\QQ\QQ.exe
O4 - Startup: 迅雷4.lnk = C:\Program Files\Thunder\Thunder.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O8 - IE右键菜单中的新增项目: 收藏此页到ViVi - http://vivi.sina.com.cn/collect/click.php?agent=ddt
O8 - IE右键菜单中的新增项目: 新浪搜索 - http://cha.sina.com.cn/ddt.html
O8 - IE右键菜单中的新增项目: 添加到QQ自定义面板 - C:\Program Files\Tencent\QQ\AddPanel.htm
O8 - IE右键菜单中的新增项目: 添加到QQ表情 - C:\Program Files\Tencent\QQ\AddEmotion.htm
O8 - IE右键菜单中的新增项目: 用QQ彩信发送该图片 - C:\Program Files\Tencent\QQ\SendMMS.htm
O8 - IE右键菜单中的新增项目: 用比特精灵下载(&B) - C:\Program Files\BitSpirit\bsurl.htm
O16 - DPF: {5EC7C511-CD0F-42E6-830C-1BD9882F3458} (PowerPlayer Control) - http://www.ppstream.com/bin/powerplayer.cab
O16 - DPF: {7253A666-8D4A-11D7-A4DC-00E04C504779} (BDC Control) - http://dmmliao.kmip.net/BDC.cab
O16 - DPF: {88734439-46D0-42C0-A13F-7E881EE550CF} (Filetran Control) - http://www.bluesky.cn/download/filetran.cab
O16 - DPF: {DA984A6D-508E-11D6-AA49-0050FF3C628D} (Ravonline) - http://download.rising.com.cn/QQ/QQkill/rsonline.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{E72001C7-7F7A-4DB8-804B-43D0A541E5C7}: NameServer = 220.170.64.96 220.170.64.68
O23 - NT 服务: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - NT 服务: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - C:\Program Files\rising\Rav\CCenter.exe
O23 - NT 服务: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\Program Files\rising\Rav\Ravmond.exe