电脑中了病毒，在安全模式下杀毒后，正常启动仍有三个顽固病毒，用了各种方式都无法清除.病毒名称：trojan.DL.Direct.cy
              Trojan.DL.Small.mzh
              Trojan.DL.Agent.lqg
请问我如何才能清除这三个病毒？

http://forum.ikaka.com/topic.asp?board=28&artid=8105899
下载HijackThis...把日志帖上来..

HijackThis_815汉化版扫描日志 V1.99.1
保存于      14:50:32, 日期 2006-10-24
操作系统：  Windows XP SP2, v.2096 (WinNT 5.01.2600)
浏览器：    Internet Explorer v6.00 SP2 (6.00.2900.2096)

当前运行的进程：         
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:\Program Files\Rising\Rav\CCenter.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Rising\Rav\Ravmond.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Rising\Rav\RavStub.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Rundll32.exe
C:\WINDOWS\winmgr.exe
C:\WINDOWS\system32\wuauclt.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\Rising\Rav\RavTask.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Rising\Rav\Ravmon.exe
C:\Program Files\Analog Devices\Eagle I and Eagle II USB ADSL\dslmon.exe
C:\WINDOWS\System32\alg.exe
C:\PROGRA~1\Yahoo!\ASSIST~1\ylive.exe
D:\hijackthis1991\HijackThis1991zww.exe

R3 - URLSearchHook: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar0.dll
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.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: QQBrowserHelperObject Class - {54EBD53A-9BC1-480B-966A-843A333CA162} - D:\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} - C:\Program Files\Thunder Network\Thunder\ComDlls\XunLeiBHO_002.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: IE - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - C:\WINDOWS\DOWNLO~1\CnsHook.dll
O2 - BHO: (no name) - {DA08AFF7-7CFE-4829-BB57-6CC7BA33289F} - C:\WINDOWS\system32\pmkji.dll
O2 - BHO: (no name) - {EB333C38-60C7-4B0E-A8BE-9FADA7E5477B} - C:\Program Files\Windows NT\horelo.dll (file missing)
O2 - BHO: AssistHelper - {FE3ECAE7-0A37-4506-8A7D-3CC9A04D2CA8} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yassist.dll
O3 - IE工具栏增项: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - IE工具栏增项: 雅虎助手 - {406F94F0-504F-4A40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar0.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\googletoolbar1.dll
O4 - 启动项HKLM\\Run: [CnsMin] Rundll32.exe C:\WINDOWS\DOWNLO~1\CnsMin.dll,Rundll32
O4 - 启动项HKLM\\Run: [helper.dll] C:\WINDOWS\system32\rundll32.exe C:\PROGRA~1\3721\helper.dll,Rundll32
O4 - 启动项HKLM\\Run: [SoundMan] SOUNDMAN.EXE
O4 - 启动项HKLM\\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - 启动项HKLM\\Run: [IMEKRMIG6.1] C:\WINDOWS\ime\imkr6_1\IMEKRMIG.EXE
O4 - 启动项HKLM\\Run: [MSPY2002] C:\WINDOWS\system32\IME\PINTLGNT\ImScInst.exe /SYNC
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: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - 启动项HKLM\\RunOnce: [RavStub] "C:\Program Files\Rising\Rav\ravstub.exe" /RUNONCE
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - Global Startup: DSLMON.lnk = ?
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - IE右键菜单中的新增项目: &使用迅雷下载 - C:\Program Files\Thunder Network\Thunder\Program\GetUrl.htm
O8 - IE右键菜单中的新增项目: &使用迅雷下载全部链接 - C:\Program Files\Thunder Network\Thunder\Program\GetAllUrl.htm
O8 - IE右键菜单中的新增项目: Google 搜索(&G) - res://C:\Program Files\Google\GoogleToolbar1.dll/cmsearch.html
O8 - IE右键菜单中的新增项目: 上传到QQ网络硬盘 - D:\Program Files\Tencent\QQ\AddToNetDisk.htm
O8 - IE右键菜单中的新增项目: 反向链接 - res://C:\Program Files\Google\GoogleToolbar1.dll/cmbacklinks.html
O8 - IE右键菜单中的新增项目: 添加到QQ自定义面板 - D:\Program Files\Tencent\QQ\AddPanel.htm
O8 - IE右键菜单中的新增项目: 添加到QQ表情 - D:\Program Files\Tencent\QQ\AddEmotion.htm
O8 - IE右键菜单中的新增项目: 添加到雅虎订阅(&Y) - res://C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yrss.dll/YRSSMENUEXT
O8 - IE右键菜单中的新增项目: 用QQ彩信发送该图片 - D:\Program Files\Tencent\QQ\SendMMS.htm
O8 - IE右键菜单中的新增项目: 类似网页 - res://C:\Program Files\Google\GoogleToolbar1.dll/cmsimilar.html
O8 - IE右键菜单中的新增项目: 缓存的网页快照 - res://C:\Program Files\Google\GoogleToolbar1.dll/cmcache.html
O8 - IE右键菜单中的新增项目: 翻译英文字词(&T) - res://C:\Program Files\Google\GoogleToolbar1.dll/cmwordtrans.html
O8 - IE右键菜单中的新增项目: 雅虎搜索 - res://C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar0.dll/203
O9 - 浏览器额外的按钮: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - C:\Program Files\Thunder Network\Thunder\Thunder.exe
O9 - 浏览器额外的“工具”菜单项: 启动迅雷 - {0062C9BD-B349-40DE-91A0-755F37ACD559} - C:\Program Files\Thunder Network\Thunder\Thunder.exe
O9 - 浏览器额外的按钮: Yahoo 3.5G电邮 - {507F9113-CD77-4866-BA92-0E86DA3D0B97} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomail (file missing)
O9 - 浏览器额外的按钮: 雅虎助手 - {5D73EE86-05F1-49ed-B850-E423120EC338} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yassist (file missing)
O9 - 浏览器额外的按钮: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - 浏览器额外的“工具”菜单项: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - 浏览器额外的按钮: 情景聊天 - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomsg (file missing)
O9 - 浏览器额外的按钮: (no name) - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - 浏览器额外的“工具”菜单项: 修复浏览器 - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - 浏览器额外的按钮: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - 浏览器额外的“工具”菜单项: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - 浏览器额外的按钮: (no name) - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O9 - 浏览器额外的“工具”菜单项: 清理上网记录 - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O9 - 浏览器额外的按钮: (no name) - {974AD624-EA50-4831-A6C0-3040F6665396} - C:\PROGRA~1\sina\UC\UCddt\rssband.dll (HKCU)
O9 - 浏览器额外的“工具”菜单项: 新浪点点通阅读器 - {974AD624-EA50-4831-A6C0-3040F6665396} - C:\PROGRA~1\sina\UC\UCddt\rssband.dll (HKCU)
O9 - 浏览器额外的按钮: 新浪点点通阅读器 - {F0646DC8-58CD-4C64-8F6B-525043914685} - C:\PROGRA~1\sina\UC\UCddt\rssband.dll (HKCU)
O11 - Options group: [!CNS]  中文上网
O16 - DPF: {DA984A6D-508E-11D6-AA49-0050FF3C628D} (Ravonline) - http://download.rising.com.cn/QQ/QQkill/rsonline.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{D04F7266-E504-48E8-A023-302AB381574F}: NameServer = 211.98.2.4,211.98.4.2
O17 - HKLM\System\CCS\Services\Tcpip\..\{E32E81E0-25CA-40B8-984B-AE23202FE5ED}: NameServer = 211.98.2.4,211.98.4.1
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O20 - Winlogon Notify: pmkji - C:\WINDOWS\system32\pmkji.dll
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
O23 - NT 服务: Microsoft Windows Man Service (Windows Man Service) - Unknown owner - C:\WINDOWS\winmgr.exe