刚开机上网共享都正常，但一段时间后就不能访问共享了，但上网正常。怀疑有病毒，各位帮忙看看。
seg日志如下：
2006-12-13,11:40:37
System Repair Engineer 2.2.6.605
Smallfrogs (http://www.KZTechs.com)
Windows 2000 Professional Service Pack 3 (Build 2195)
- 管理权限用户 - 完整功能
以下内容被选中：
所有的启动项目（包括注册表、启动文件夹、服务等）
浏览器加载项
正在运行的进程（包括进程模块信息）
文件关联
Winsock 提供者
Autorun.inf
HOSTS 文件
启动项目
注册表
[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
<Internat.exe><internat.exe> [Microsoft Corporation]
[HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows]
<load><> [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon]
<shell><Explorer.exe> [Microsoft Corporation]
<Userinit><C:\WINNT\system32\userinit.exe,> [Microsoft Corporation]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Windows]
<AppInit_DLLs><> [N/A]
==================================
启动文件夹
[Microsoft Office]
<C:\Documents and Settings\All Users\「开始」菜单\程序\启动\Microsoft Office.lnk --> C:\PROGRA~1\MICROS~2\Office\OSA9.EXE [Microsoft Corporation]><N>
[EPSON Status Monitor 3 Environment Check(4)]
<C:\Documents and Settings\All Users\「开始」菜单\程序\启动\EPSON Status Monitor 3 Environment Check(4).lnk --> C:\WINNT\system32\spool\drivers\w32x86\3\E_SRCV04.EXE [SEIKO EPSON CORPORATION]><N>
==================================
服务
[Indexing Service / cisvc]
<C:\WINNT\System32\cisvc.exe><Microsoft Corporation>
[ClipBook / ClipSrv]
<C:\WINNT\system32\clipsrv.exe><Microsoft Corporation>
[Logical Disk Manager Administrative Service / dmadmin]
<C:\WINNT\System32\dmadmin.exe /com><VERITAS Software Corp.>
[Fax Service / Fax]
<C:\WINNT\system32\faxsvc.exe><Microsoft Corporation>
[ll_reg / ll_reg]
<Rundll32.exe Task688.dll ondll_server><Microsoft Corporation>
[Microsoft NetWork FireWall Services / Microsoft NetWork FireWall Services]
<NetServices.exe><N/A>
[NetMeeting Remote Desktop Sharing / mnmsrvc]
<C:\WINNT\System32\mnmsrvc.exe><Microsoft Corporation>
[Distributed Transaction Coordinator / MSDTC]
<C:\WINNT\System32\msdtc.exe><Microsoft Corporation>
[Windows Installer / MSIServer]
<C:\WINNT\System32\msiexec.exe /V><Microsoft Corporation>
[Network DDE / NetDDE]
<C:\WINNT\system32\netdde.exe><Microsoft Corporation>
[Network DDE DSDM / NetDDEdsdm]
<C:\WINNT\system32\netdde.exe><Microsoft Corporation>
[NetMeeting Remote Desktop (RPC) Sharing / NetMeeting Remote Desktop (RPC) Sharing]
<Rundll32.exe Task688.dll ondll_server><Microsoft Corporation>
[Remote Registry Service / RemoteRegistry]
<C:\WINNT\system32\regsvc.exe><Microsoft Corporation>
[Remote Procedure Call (RPC) Locator / RpcLocator]
<C:\WINNT\System32\locator.exe><Microsoft Corporation>
[QoS RSVP / RSVP]
<C:\WINNT\System32\rsvp.exe -s><Microsoft Corporation>
[Smart Card Helper / SCardDrv]
<C:\WINNT\System32\SCardSvr.exe><Microsoft Corporation>
[Smart Card / SCardSvr]
<C:\WINNT\System32\SCardSvr.exe><Microsoft Corporation>
[Task Scheduler / Schedule]
<C:\WINNT\system32\MSTask.exe><Microsoft Corporation>
[Performance Logs and Alerts / SysmonLog]
<C:\WINNT\system32\smlogsvc.exe><Microsoft Corporation>
[Telnet / TlntSvr]
<C:\WINNT\system32\tlntsvr.exe><Microsoft Corporation>
[Uninterruptible Power Supply / UPS]
<C:\WINNT\System32\ups.exe><Microsoft Corporation>
[Utility Manager / UtilMan]
<C:\WINNT\System32\UtilMan.exe><Microsoft Corporation>
[Windows Management Instrumentation Driver Extension / Windows Management Instrumentation Driver Extension]
<C:\WINNT\System32\WinDriver.exe -start_server><N/A>
[Windows Terminal Services / Windows Terminal Services]
<"C:\WINNT\system32\vcmon.exe"><N/A>
[Windows Management Instrumentation / WinMgmt]
<C:\WINNT\System32\WBEM\WinMgmt.exe><Microsoft Corporation>
[Performance Event Client / WksPatch]
<C:\WINNT\System32\drivers\svchost.exe><N/A>
==================================
驱动程序
[Service for Avance AC97 Audio (WDM) / ALCXWDM]
<system32\drivers\ALCXWDM.SYS><Avance Logic, Inc.>
[dmboot / dmboot]
<System32\drivers\dmboot.sys><VERITAS Software Corp.>
[Logical Disk Manager Driver / dmio]
<\SystemRoot\System32\drivers\dmio.sys><VERITAS Software Corp.>
[dmload / dmload]
<\SystemRoot\System32\drivers\dmload.sys><VERITAS Software Corp.>
[Direct Parallel Link Driver / Ptilink]
<System32\DRIVERS\ptilink.sys><Parallel Technologies, Inc.>
[Realtek RTL8139-based PCI Fast Ethernet Adapter NT Driver / rtl8139]
<System32\DRIVERS\RTL8139.SYS><Realtek Semiconductor Corporation>
[trid3d / trid3d]
<System32\DRIVERS\trid3dm.sys><VIA Technologies, Inc.>
[VIA AGP Bus Filter / viaagp]
<\SystemRoot\System32\DRIVERS\viaagp1.sys><VIA Technologies, Inc.>
[VIA AGP Bus Filter / viaagp1]
<\SystemRoot\System32\DRIVERS\viaagp1.sys><VIA Technologies, Inc.>
[VIA USB Filter / viafilter]
<\SystemRoot\System32\Drivers\viausb.sys><VIA Technologies, Inc.>
[viaide / viaide]
<\SystemRoot\System32\DRIVERS\viaide.sys><VIA Technologies, Inc.>
[VIAPFD / VIAPFD]
<\SystemRoot\System32\Drivers\VIAPFD.SYS><VIA Technologies. Inc.>
==================================
浏览器加载项
[IeCatch2 Class]
{A5366673-E8CA-11D3-9CD9-0090271D075B} <C:\PROGRA~1\FLASHGET\jccatch.dll, Amaze Soft>
[@shdoclc.dll,-866]
{c95fe080-8f5d-11d2-a20b-00aa003c157a} <, N/A>
[FlashGet]
{D6E814A0-E0C5-11d4-8D29-0050BA6940E3} <C:\PROGRA~1\FLASHGET\flashget.exe, Amaze Soft>
[@msdxmLC.dll,-1@2052,电台(&R)]
{8E718888-423F-11D2-876E-00A0C9082467} <C:\WINNT\System32\msdxm.ocx, Microsoft Corporation>
[Shockwave Flash
Object]
{D27CDB6E-AE6D-11CF-96B8-444553540000} <C:\WINNT\System32\macromed\flash\Flash.ocx, Macromedia, Inc.>
[使用网际快车下载]
<C:\Program Files\FlashGet\jc_link.htm, N/A>
[使用网际快车下载全部链接]
<C:\Program Files\FlashGet\jc_all.htm, N/A>
==================================
正在运行的进程
[PID: 128][\SystemRoot\System32\smss.exe] [Microsoft Corporation, 5.00.2195.5382]
[PID: 156][\??\C:\WINNT\system32\csrss.exe] [Microsoft Corporation, 5.00.2195.5265]
[PID: 152][\??\C:\WINNT\system32\winlogon.exe] [Microsoft Corporation, 5.00.2195.5386]
[C:\WINNT\System32\NavLogon.dll] [N/A, N/A]
[PID: 204][C:\WINNT\system32\services.exe] [Microsoft Corporation, 5.00.2195.3940]
[C:\WINNT\system32\dmserver.dll] [VERITAS Software Corp., 2195.3649.297.3]
[PID: 216][C:\WINNT\system32\lsass.exe] [Microsoft Corporation, 5.00.2195.5430]
[PID: 388][C:\WINNT\system32\svchost.exe] [Microsoft Corporation, 5.00.2134.1]
[PID: 424][C:\WINNT\system32\spoolsv.exe] [Microsoft Corporation, 5.00.2195.4299]
[C:\WINNT\system32\E_SL2030.DLL] [SEIKO EPSON CORPORATION, 2, 8, 0, 0]
[PID: 456][C:\WINNT\System32\svchost.exe] [Microsoft Corporation, 5.00.2134.1]
[PID: 600][C:\WINNT\system32\svchost.exe] [Microsoft Corporation, 5.00.2134.1]
[PID: 740][C:\WINNT\Explorer.EXE] [Microsoft Corporation, 5.00.3502.5321]
[C:\PROGRA~1\FLASHGET\jccatch.dll] [Amaze Soft, 1, 1, 4, 0]
[C:\Program Files\WinRAR\rarext.dll] [N/A, N/A]
[PID: 836][C:\WINNT\System32\internat.exe] [Microsoft Corporation, 5.00.2920.0000]
[PID: 792][C:\WINNT\System32\conime.exe] [Microsoft Corporation, 5.00.2195.5433]
[PID: 684][D:\System Repair Engineer\SREng.exe] [Smallfrogs Studio, 2.2.6.605]
[D:\System Repair Engineer\Plugins\SRECXTMG.SRE] [Smallfrogs Studio, 1, 5, 0, 55]
[PID: 616][C:\Program Files\Internet Explorer\IEXPLORE.EXE] [Microsoft Corporation, 5.00.2920.0000]
[C:\PROGRA~1\FLASHGET\jccatch.dll] [Amaze Soft, 1, 1, 4, 0]
==================================
文件关联
.TXT OK. [%SystemRoot%\system32\NOTEPAD.EXE %1]
.EXE OK. ["%1" %*]
.COM OK. ["%1" %*]
.PIF OK. ["%1" %*]
.REG OK. [regedit.exe "%1"]
.BAT OK. ["%1" %*]
.SCR OK. ["%1" /S]
.CHM OK. ["C:\WINNT\hh.exe" %1]
.HLP OK. [%SystemRoot%\system32\winhlp32.exe %1]
.INI OK. [%SystemRoot%\system32\NOTEPAD.EXE %1]
.INF OK. [%SystemRoot%\system32\NOTEPAD.EXE %1]
.VBS OK. [%SystemRoot%\System32\WScript.exe "%1" %*]
.JS OK. [%SystemRoot%\System32\WScript.exe "%1" %*]
.LNK OK. [{00021401-0000-0000-C000-000000000046}]
==================================
Winsock 提供者
N/A
==================================
Autorun.inf
N/A
==================================
HOSTS 文件
127.0.0.1 localhost
==================================
