俺的电脑中了Backdoor.GPigeon.uq ，当时可以杀掉，但重新开机时又有感染。请问到底是什么回事，该如何才能才能把它彻底清除。我用的是瑞星正版杀毒软件。谢谢

诸位大虾谢谢了，以下是HijackThis扫的日志，再请帮忙分析一下
Logfile of HijackThis v1.99.1
Scan saved at 9:32:35, on 2005-10-13
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

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
C:\windows\system32\LEXBCES.EXE
C:\windows\system32\spoolsv.exe
C:\windows\system32\LEXPPS.EXE
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\PROGRAM FILES\RISING\RAV\CCENTER.EXE
C:\PROGRAM FILES\RISING\RAV\RavStub.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\windows\Explorer.EXE
C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
C:\Program Files\Winamp\Winamp.exe
C:\windows\System32\ctfmon.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\windows\System32\conime.exe
C:\Program Files\System Safety Monitor\HA_SSM196b2_CZ.EXE
C:\Program Files\Rising\Rav\RavMon.exe
D:\Program Files\vagaa\Vagaa.exe
D:\Program Files\Tencent\TT\TTraveler.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\木鸟.LP\LOCALS~1\Temp\Rar$EX00.125\HijackThis.exe

O2 - BHO: ThunderIEHelper Class - {0005A87D-D626-4B3A-84F9-1D9571695F55} - C:\windows\System32\xunleibho_v4.dll
O2 - BHO: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar.dll
O2 - BHO: QQIEHelper - {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: IE - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - (no file)
O2 - BHO: YiSou - {EF1D17A9-089F-40cc-8D64-7324CDEBA0DB} - C:\PROGRA~1\YiSou\yisoub.dll
O3 - Toolbar: 电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: 一搜工具条 - {115F6E46-FCBC-41ed-B3B5-3BDDD4AAB5E5} - C:\Program Files\YiSou\yisou.dll
O3 - Toolbar: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar.dll
O4 - HKLM\..\Run: [YLive.exe] C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
O4 - HKCU\..\Run: [RegBar] regsvr32.exe /u C:\progra~1\blogmark\bocaitoolbar.dll /s /i /n
O4 - HKCU\..\Run: [ctfmon.exe] C:\windows\System32\ctfmon.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - Extra context menu item: !搜一搜(&S) - res://C:\PROGRA~1\YiSou\yisou.dll/232
O8 - Extra context menu item: &使用暴风下载器下载 - D:\Program Files\Ringz Studio\Storm Downloader\geturl.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: 手机短信 - {00000000-0000-0001-0001-596BAEDD1289} - http://sms.3721.com/ie/index.htm?pid=U_3721_assist (file missing)
O9 - Extra button: Yahoo 1G电邮 - {507F9113-CD77-4866-BA92-0E86DA3D0B97} - http://cn.mail.yahoo.com/promo/rd1 (file missing)
O9 - Extra button: 寻宝乐趣多 - {59BC54A2-56B3-44a0-93E5-432D58746E26} - http://hot.3721.com/rd/shop_btn.htm (file missing)
O9 - Extra button: 上网助手 - {5D73EE86-05F1-49ed-B850-E423120EC338} - http://assistant.3721.com/index.htm?fb=Cns (file missing)
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\windows\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\windows\web\related.htm
O9 - Extra button: (no name) - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - d:\Program Files\Tencent\qq\QQIEHelper.dll
O9 - Extra 'Tools' menuitem: QQ炫彩工具条设置 - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - d:\Program Files\Tencent\qq\QQIEHelper.dll
O9 - Extra button: 情景聊天 - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.rd.yahoo.com/home/messenger/bjk/clientbtn/?http://cn.messenger.yahoo.com/ (file missing)
O9 - Extra button: (no name) - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://assistant.3721.com/security1.htm?fb=Cns (file missing)
O9 - Extra 'Tools' menuitem: 修复浏览器 - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://assistant.3721.com/security1.htm?fb=Cns (file missing)
O9 - Extra button: (no name) - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://assistant.3721.com/clean1.htm?fb=Cns (file missing)
O9 - Extra 'Tools' menuitem: 清理上网记录 - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://assistant.3721.com/clean1.htm?fb=Cns (file missing)
O11 - Options group: [!CNS]  上网助手-地址栏搜索
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://v5.windowsupdate.microsoft.com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1107699121968
O16 - DPF: {AC3A36A8-9BFF-410A-A33D-2279FFEB69D2} (QQPlayer Control) - http://219.133.62.235/QQPlayer.cab
O16 - DPF: {DA984A6D-508E-11D6-AA49-0050FF3C628D} (Ravonline) - http://download.rising.com.cn/QQ/QQkill/rsonline.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{3000968E-EA5C-4161-940C-2F197B0FA038}: NameServer = 202.103.224.68 202.103.225.68
O17 - HKLM\System\CCS\Services\Tcpip\..\{858EA875-F01E-4340-97A7-B3BB4E38B79D}: NameServer = 211.98.4.1
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: 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: mbox - {7DEE9D05-FA0A-4416-A6F3-6537D0EAB6A6} - (no file)
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: ms-itss - {0A9007C0-4076-11D3-8789-0000F8105754} - C:\Program Files\Common Files\Microsoft Shared\Information Retrieval\MSITSS.DLL
O18 - Protocol: msdaipp - (no CLSID) - (no file)
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O18 - Protocol: mso-offdap - {3D9F03FA-7A94-11D3-BE81-0050048385D1} - C:\PROGRA~1\COMMON~1\MICROS~1\WEBCOM~1\10\OWC10.DLL
O18 - Protocol: mso-offdap11 - {32505114-5902-49B2-880A-1F7738E5A384} - C:\PROGRA~1\COMMON~1\MICROS~1\WEBCOM~1\11\OWC11.DLL
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: vnd.ms.radio - {3DA2AA3B-3D96-11D2-9BD2-204C4F4F5020} - C:\WINDOWS\System32\msdxm.ocx
O18 - Protocol: wia - {13F3EA8B-91D7-4F0A-AD76-D2853AC8BECE} - C:\WINDOWS\System32\wiascr.dll
O23 - Service: LexBce Server (LexBceS) - Lexmark International, Inc. - C:\windows\system32\LEXBCES.EXE
O23 - Service: Rising Process Communication Center (RsCCenter) - rising - C:\PROGRAM FILES\RISING\RAV\CCENTER.EXE
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\PROGRAM FILES\RISING\RAV\Ravmond.exe
O23 - Service: System Safety Monitor (SSM) - Max Computing - C:\Program Files\System Safety Monitor\HA_SSM196b2_CZ.EXE
O23 - Service: TCP NetBIO Helper - Unknown owner - C:\windows\svchost.exe

病毒名称处理结果发现日期扫描方式路径文件病毒来源
Trojan.DL.Agent.vp删除成功05-08-16 11:07实时监控C:\windows\System32aclayer.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-25 21:23实时监控D:\软件备份\qq-msg\LINXEsercch.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-25 21:25实时监控C:\Documents and Settings\木鸟.LP\桌面\qq-msg\LINXEsercch.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-26 20:18屏幕保护D:\软件备份qq-msg.exe>>qq-msg\LINXE\sercch.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-26 20:18屏幕保护D:\软件备份\qq-msgqq-msg.exe>>qq-msg\LINXE\sercch.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-26 20:18屏幕保护D:\软件备份qq-msg.rar>>qq-msg.exe>>qq-msg\LINXE\sercch.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-26 21:04屏幕保护D:\System Volume Information\_restore{35AF84DF-3ABF-4E1C-94B7-6194BF08D505}\RP159A0088424.exe>>qq-msg\LINXE\sercch.exe本机
Trojan.Spy.QQRecord.30删除成功05-08-26 21:04屏幕保护D:\System Volume Information\_restore{35AF84DF-3ABF-4E1C-94B7-6194BF08D505}\RP159A0088425.exe>>qq-msg\LINXE\sercch.exe本机
Trojan.DL.Agent.vp删除成功05-10-05 08:34实时监控C:\windows\System32aclayer.exe本机
Exploit.VBS.Phel.l删除成功05-10-11 19:19实时监控C:\Documents and Settings\木鸟.LP\Local Settings\Temporary Internet Files\Content.IE5\NZNPTVVPfo[1].htm本机
Backdoor.Gpigeon.spm删除成功05-10-11 19:21实时监控C:\windowssvchost.DLL>>Unpack本机
Trojan.QQ.Boker.em清除成功05-10-11 20:39屏幕保护rwsdddf.exe>>C:\windows\system\rwsdddf.exe本机
Backdoor.GPigeon.uq删除成功05-10-12 08:07实时监控C:\windowssvchost_HOOk.DLL本机
Backdoor.Gpigeon.spm删除成功05-10-12 08:57屏幕保护C:\WINDOWSsvchost.DLL>>Unpack本机
Backdoor.Gpigeon.spm删除成功05-10-12 09:27手动扫描C:\System Volume Information\_restore{35AF84DF-3ABF-4E1C-94B7-6194BF08D505}\RP200A0121947.DLL>>Unpack本机
Backdoor.GPigeon.uq删除成功05-10-12 16:46实时监控C:\windowssvchost_HOOk.DLL本机
Backdoor.Gpigeon.spm删除成功05-10-12 16:56手动扫描C:\WINDOWSsvchost.DLL>>Unpack本机
Backdoor.GPigeon.uq删除成功05-10-12 20:38实时监控C:\windowssvchost_HOOk.DLL本机
Backdoor.Gpigeon.spm删除成功05-10-12 21:21实时监控C:\WINDOWSsvchost.DLL>>Unpack本机
Backdoor.Gpigeon.sse删除成功05-10-12 21:21实时监控C:\WINDOWSsvchostKey.DLL本机
Backdoor.Gpigeon.sse删除成功05-10-12 21:31实时监控C:\System Volume Information\_restore{35AF84DF-3ABF-4E1C-94B7-6194BF08D505}\RP200A0121975.DLL本机
Backdoor.Gpigeon.sse删除成功05-10-12 21:31实时监控C:\System Volume Information\_restore{35AF84DF-3ABF-4E1C-94B7-6194BF08D505}\RP200A0122000.DLL本机
Backdoor.GPigeon.uq删除成功05-10-13 07:46实时监控C:\windowssvchost_HOOk.DLL本机

谢谢影子。