这是我电脑扫描的
Logfile of HijackThis v1.99.1
Scan saved at 22:12:42, on 2005-10-31
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\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
d:\program files\rising\rfw\rfwsrv.exe
C:\WINDOWS\system32\spoolsv.exe
d:\program files\rising\rfw\RfwMain.exe
C:\WINDOWS\system32\drivers\CDAC11BA.EXE
C:\WINDOWS\system32\DRIVERS\CDANTSRV.EXE
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Program Files\HHVcdV7Sys\VC7SecS.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\system32\conime.exe
C:\WINDOWS\explorer.exe
D:\PROGRAM FILES\RISING\RAV\CCENTER.EXE
D:\PROGRAM FILES\RISING\RAV\Ravmond.exe
D:\PROGRAM FILES\RISING\RAV\RavStub.exe
d:\program files\rising\rav\RAVMON.EXE
d:\program files\rising\rav\RAVTIMER.EXE
D:\优化系统\检测器\HijackThis.exe

R3 - Default URLSearchHook is missing
F3 - REG:win.ini: run=
O2 - BHO: ThunderIEHelper Class - {0005A87D-D626-4B3A-84F9-1D9571695F55} - C:\WINDOWS\system32\xunleibho_v8.dll
O2 - BHO: (no name) - {A9930D97-9CF0-42A0-A10D-4F28836579D5} - D:\PROGRA~1\KuGoo3\KUGOO3~1.OCX
O3 - Toolbar: 卡卡安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\system32\KakaTool.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [RavTimer] D:\PROGRA~1\RISING\RAV\RAVTIMER.EXE
O4 - HKLM\..\Run: [RavMon] D:\PROGRA~1\RISING\RAV\RAVMON.EXE -SYSTEM
O4 - HKLM\..\RunOnce: [RavStub] "D:\PROGRAM FILES\RISING\RAV\ravstub.exe" /RUNONCE
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O8 - Extra context menu item: &使用迅雷下载 - d:\Program Files\Thunder Network\Thunder\geturl.htm
O8 - Extra context menu item: &使用迅雷下载全部链接 - d:\Program Files\Thunder Network\Thunder\getallurl.htm
O8 - Extra context menu item: 上传到QQ网络硬盘 - D:\Program Files\Tencent\QQ\AddToNetDisk.htm
O8 - Extra context menu item: 使用KuGoo3下载(&K) - D:\Program Files\KuGoo3\KuGoo3DownX.htm
O8 - Extra context menu item: 添加到QQ自定义面板 - D:\Program Files\Tencent\QQ\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - D:\Program Files\Tencent\QQ\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - D:\Program Files\Tencent\QQ\SendMMS.htm
O9 - Extra button: 浩方对战平台 - {0A155D3C-68E2-4215-A47A-E800A446447A} - E:\浩方对战平台\GameClient.exe
O9 - Extra button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\WINDOWS\system32\shdocvw.dll
O16 - DPF: {3D8F74EE-8692-4F8F-B8D2-7522E732519E} (WebActivater Control) - http://game.qq.com/QQGame2.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1123148214195
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://update.microsoft.com/microsoftupdate/v6/V5Controls/en/x86/client/muweb_site.cab?1130009694656
O16 - DPF: {6EC14D77-72E0-436D-8C04-3BEE5D75B2F1} (VideoOcx Control) - http://room.hualiao.net/room/roomui/videoocx.ocx
O16 - DPF: {7253A666-8D4A-11D7-A4DC-00E04C504779} (BDC Control) - http://www.zhuailiao.com/BDC.cab
O16 - DPF: {AC3A36A8-9BFF-410A-A33D-2279FFEB69D2} (QQPlayer Control) - http://qqmusic.qq.com/QQPlayer.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - file://D:\Program Files\豪杰\DVDSkin\defskin\HTML\swflash.cab
O18 - Protocol: koboo - {7DEE9D05-FA0A-4416-A6F3-6537D0EAB6A6} - C:\WINDOWS\system32\mbprot.dll
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: C-DillaCdaC11BA - Macrovision - C:\WINDOWS\system32\drivers\CDAC11BA.EXE
O23 - Service: C-DillaSrv - C-Dilla Ltd - C:\WINDOWS\system32\DRIVERS\CDANTSRV.EXE
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Corporation Limited - d:\program files\rising\rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - rising - D:\PROGRAM FILES\RISING\RAV\CCENTER.EXE
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - D:\PROGRAM FILES\RISING\RAV\Ravmond.exe
O23 - Service: SDAgent Service (SDAgentService) - 北京兴华基业软件技术有限公司 - C:\Program Files\Common Files\smartde\sde.exe
O23 - Service: Virtual CD v7 Management Service (VC7SecS) - H+H Software GmbH - C:\Program Files\HHVcdV7Sys\VC7SecS.exe

重新启动到安全模式（进入安全模式的方法:重新启动电脑, 开机自动检测完后, 按[F8]键(可以一直按到启动菜单出来为止), 选择安全模式(Safe Mode)进入Windows。）

开始→控制面板→性能和维护→管理工具→服务→查找: SDAgent Service→右击→属性→启动类型→禁止→应用→停止→确定。

请关闭所有IE界面，重新使用HijackThis扫描一次，选中下面建议修复的项目，让HijackThis修复，修复前请允许HijackThis保留备份。（如果楼主知道是安全的可以不必勾选）
R3 - Default URLSearchHook is missing
F3 - REG:win.ini: run=
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O18 - Protocol: koboo - {7DEE9D05-FA0A-4416-A6F3-6537D0EAB6A6} - C:\WINDOWS\system32\mbprot.dll
O23 - Service: SDAgent Service (SDAgentService) - 北京兴华基业软件技术有限公司 - C:\Program Files\Common Files\smartde\sde.exe

然后打开我的电脑→再点工具→打开文件夹选项→查看→把隐藏受保护的系统文件（推荐）和隐藏已知文件类型的扩展名的勾去掉→再显示所有文件→找到以下文件并删除：(如果有的话)
C:\WINDOWS\system32\mbprot.dll
删除文件夹- C:\Program Files\Common Files\smartde