机子有一个进程DllHost.exe，只要他在运行，那么我用OFFICE打印时，就会自动关闭OFFICE，每次 都要手动关闭，但是过一会他又会自动运行。

请下载并使用HijackThis1.99.1,把HijackThis
                  1.99.1生成的log日志文件的内容贴上来，方便大家分析。

                  有关操作方法可参考：
                  【推荐】反浏览器劫持的一些常用操作
                  http://forum.ikaka.com/topic.asp?board=67&artid=6490491

Logfile of HijackThis v1.99.1
Scan saved at 14:23:30, on 2005-10-26
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
F:\PROGRAM FILES\RAV\Ravmond.exe
F:\PROGRAM FILES\RAV\RavStub.exe
f:\program files\rav\rising\rfw\rfwsrv.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Common Files\EPSON\EBAPI\eEBSVC.exe
C:\WINDOWS\system32\crypserv.exe
C:\Program Files\Common Files\EPSON\EBAPI\SAgent2.exe
F:\PROGRAM FILES\RAV\CCENTER.EXE
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
f:\program files\rav\rising\rfw\RfwMain.exe
F:\PROGRA~1\RAV\RAVTIMER.EXE
F:\PROGRA~1\RAV\RAVMON.EXE
C:\WINDOWS\System32\ctfmon.exe
C:\WINDOWS\system32\NOTEPAD.EXE
D:\Program Files\Microsoft Office\Office10\EXCEL.EXE
C:\WINDOWS\System32\DllHost.exe
C:\Documents and Settings\ 1\My Documents\HijackThis.exe

O2 - BHO: QQIEHelper - {54EBD53A-9BC1-480B-966A-843A333CA162} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O3 - Toolbar: BitCometBar - {3F1ABCDB-A875-46c1-8345-B72A4567E486} - F:\BitComet\BitCometBar\BitCometBar0.1.dll
O3 - Toolbar: 电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - HKLM\..\Run: [PreAnnotate] C:\WINDOWS\System32\PreAnntt.exe
O4 - HKLM\..\Run: [SubOlccr] C:\Patriot\SubOlccr.exe
O4 - HKLM\..\Run: [RavTimer] F:\PROGRA~1\RAV\RAVTIMER.EXE
O4 - HKLM\..\Run: [RavMon] F:\PROGRA~1\RAV\RAVMON.EXE -SYSTEM
O4 - HKLM\..\Run: [RfwMain] "F:\Program Files\rav\Rising\Rfw\rfwmain.exe" -Startup
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\System32\ctfmon.exe
O8 - Extra context menu item: 上传到QQ网络硬盘 - C:\Program Files\Tencent\QQ\AddToNetDisk.htm
O8 - Extra context menu item: 添加到QQ自定义面板 - C:\Program Files\Tencent\QQ\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - C:\Program Files\Tencent\QQ\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - C:\Program Files\Tencent\QQ\SendMMS.htm
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: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - Extra button: (no name) - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O9 - Extra 'Tools' menuitem: QQ炫彩工具条设置 - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O16 - DPF: {73E4740C-08EB-4133-896B-8D0A7C9EE3CD} (AxInputControl Class) - https://mybank.icbc.com.cn/icbc/perbank/AxSafeControls.cab
O16 - DPF: {E4E2F180-CB8B-4DE9-ACBB-DA745D3BA153} (Rising Web Scan Object) - http://download.rising.com.cn/register/pcver/autoupgradepad/Ver2005/OL2005.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{C2165DA8-C4A7-48AC-9B94-23F38E6BA361}: NameServer = 221.228.255.1
O23 - Service: Crypkey License - Kenonic Controls Ltd. - C:\WINDOWS\SYSTEM32\crypserv.exe
O23 - Service: EpsonBidirectionalService - Unknown owner - C:\Program Files\Common Files\EPSON\EBAPI\eEBSVC.exe
O23 - Service: EPSON Printer Status Agent2 (EPSONStatusAgent2) - SEIKO EPSON CORPORATION - C:\Program Files\Common Files\EPSON\EBAPI\SAgent2.exe
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Corporation Limited - f:\program files\rav\rising\rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - rising - F:\PROGRAM FILES\RAV\CCENTER.EXE
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - F:\PROGRAM FILES\RAV\Ravmond.exe

当我打开EXCEL和没有打开时，就多了以下两项：
D:\Program Files\Microsoft Office\Office10\EXCEL.EXE
C:\WINDOWS\System32\DllHost.exe
只要有DllHost.exe在，打印时就会自动关闭文档，无法打印。

这几个没见过，是楼主安装的嘛
C:\WINDOWS\system32\crypserv.exe
O4 - HKLM\..\Run: [PreAnnotate] C:\WINDOWS\System32\PreAnntt.exe
O4 - HKLM\..\Run: [SubOlccr] C:\Patriot\SubOlccr.exe

我安装了EPSON的多功能打印机