现代离婚故事:电脑中病毒,NBBHO.dll病毒文件删了又来,哪位大侠帮我看看日志

以下是HijackThis的日志
Logfile of HijackThis v1.99.1
Scan saved at 9:33:48, on 2006-8-24
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Unable to get Internet Explorer version!

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\spoolsv.exe
C:\windows\system32\drivers\CDAC11BA.EXE
C:\Program Files\Common Files\EPSON\EBAPI\SAgent2.exe
C:\Program Files\Network Associates\Common Framework\FrameworkService.exe
C:\Program Files\Network Associates\VirusScan\Mcshield.exe
C:\Program Files\Network Associates\VirusScan\VsTskMgr.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\msiexec.exe
C:\Program Files\Network Associates\Common Framework\UpdaterUI.exe
C:\Program Files\Common Files\Network Associates\TalkBack\TBMon.exe
C:\Program Files\Network Associates\VirusScan\SHSTAT.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Common Files\Ahead\Lib\NMFirstStart.exe
C:\Program Files\Common Files\Ahead\Lib\NMIndexStoreSvr.exe
C:\Program Files\Common Files\Ahead\Lib\NMBgMonitor.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Documents and Settings\xlw\桌面\HijackThis.exe
O2 - BHO: (no name) - {295CD217-AD34-4B66-91BA-48D5EFD9CA20} - C:\WINDOWS\system32\NBBHO.dll (file missing)
O2 - BHO: (no name) - {2F364306-AA45-47B5-9F9D-39A8B94E7EF7} - (no file)
O3 - Toolbar: MSN - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.5000.1021\zh-cn\msntb.dll (file missing)