1、电脑配置介绍：C4 1.7  512内存  XP SP2系统 ，正版卡巴 ，免费费尔3.0防火墙， 系统还原已经关闭， 电脑两个星期前系统才重装， 硬盘06年下半年换过， 经常用雅虎助手清理电脑， 现在已经删除雅虎助手（据说是流氓软件）。
2、C盘情况介绍：11.7G，目前电脑提示只有1.3G可用，查了下整个C盘已用容量（打开了文件隐藏的功能），才2.5G，也就是11.7-2.5-1.3=8个G的容量不见了，下面是电脑日志，请高手指点，谢谢！
3、电脑日志：

2007-02-23,13:52:05

System Repair Engineer 2.3.13.690
Smallfrogs (http://www.KZTechs.com)

Windows XP Professional Service Pack 2 (Build 2600)
- 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]
    <ctfmon.exe><C:\WINDOWS\system32\ctfmon.exe>  [(Verified)Microsoft Corporation]
    <MsnMsgr><rem "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background>  [N/A]
    <MSMSGS><rem "C:\Program Files\Messenger\msmsgs.exe" /background>  [N/A]
[HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows]
    <load><>  [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run]
    <IMJPMIG8.1><"C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32>  [(Verified)Microsoft Corporation]
    <PHIME2002ASync><C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /SYNC>  [(Verified)Microsoft Corporation]
    <PHIME2002A><C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName>  [(Verified)Microsoft Corporation]
    <IgfxTray><C:\WINDOWS\system32\igfxtray.exe>  [(Verified)Intel Corporation]
    <HotKeysCmds><C:\WINDOWS\system32\hkcmd.exe>  [(Verified)Intel Corporation]
    <KAVPersonal50><"C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\kav.exe" /minimize>  [Kaspersky Lab]
    <XFILTER><"C:\Program Files\Filseclab\xfilter\xfilter.exe" -a>  [费尔安全实验室]
    <System32><C:\Program Files\Rising\RavWeb\Chenzi.exe>  [Microsoft Corporation]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon]
    <shell><Explorer.exe>  [(Verified)Microsoft Corporation]
    <Userinit><C:\WINDOWS\system32\userinit.exe,>  [(Verified)Microsoft Corporation]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Windows]
    <AppInit_DLLs><>  [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon]
    <UIHost><logonui.exe>  [(Verified)Microsoft Corporation]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\ShellExecuteHooks]
    <{4BAB150F-DD97-476D-9C1E-41B6CDC0CA7A}><C:\PROGRA~1\Yahoo!\Assistant\yClickOn.dll>  [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>

==================================
服务
[Human Interface Device Access / HidServ][Stopped/Disabled]
  <C:\WINDOWS\System32\svchost.exe -k netsvcs-->%SystemRoot%\System32\hidserv.dll><N/A>
[kavsvc / kavsvc][Running/Auto Start]
  <"C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\kavsvc.exe"><Kaspersky Lab>

==================================
驱动程序
[Service for WDM 3D Audio Driver / ALCXSENS][Running/Manual Start]
  <system32\drivers\ALCXSENS.SYS><Sensaura>
[Service for Realtek AC97 Audio (WDM) / ALCXWDM][Running/Manual Start]
  <system32\drivers\ALCXWDM.SYS><Realtek Semiconductor Corp.>
[GPKiller / GPKiller][Running/Auto Start]
  <\SystemRoot\system32\drivers\gpkiller.sys><Yahoo!>
[ialm / ialm][Running/Manual Start]
  <system32\DRIVERS\ialmnt5.sys><Intel Corporation>
[IdeBusDr / IdeBusDr][Running/Boot Start]
  <\SystemRoot\system32\DRIVERS\IdeBusDr.sys><Intel Corporation>
[Intel(R) Ultra ATA Controller / IdeChnDr][Running/Boot Start]
  <\SystemRoot\system32\DRIVERS\IdeChnDr.sys><Intel Corporation>
[Kl1 / Kl1][Running/Boot Start]
  <\SystemRoot\System32\drivers\kl1.sys><Kaspersky Lab>
[Klif / Klif][Running/System Start]
  <System32\drivers\klif.sys><Kaspersky Labs>
[Klmc / Klmc][Running/System Start]
  <System32\drivers\klmc.sys><Kaspersky Lab>
[nbnjsap / nbnjsap][Running/Boot Start]
  <\SystemRoot\\SystemRoot\System32\drivers\nbnjsap.sys><N/A>
[Motorola SURFboard USB Cable Modem Windows Driver / ndiscm][Running/Manual Start]
  <system32\DRIVERS\NetMotCM.sys><Motorola Inc.>
[npkcrypt / npkcrypt][Running/Auto Start]
  <\??\C:\Program Files\Tencent\QQ\npkcrypt.sys><INCA Internet Co., Ltd.>
[Padus ASPI Shell / pfc][Running/Manual Start]
  <system32\drivers\pfc.sys><Padus, Inc.>
[Direct Parallel Link Driver / Ptilink][Running/Manual Start]
  <system32\DRIVERS\ptilink.sys><Parallel Technologies, Inc.>
[Secdrv / Secdrv][Stopped/Manual Start]
  <system32\DRIVERS\secdrv.sys><N/A>
[World Standard Teletext Codec / WSTCODEC][Stopped/Manual Start]
  <system32\DRIVERS\WSTCODEC.SYS><Microsoft Corporation>
[Filseclab Packet Filter / XPacket][Running/Boot Start]
  <\SystemRoot\System32\xpacket.sys><Filseclab Corporation>
[ZSMC USB PC Camera / ZSMC301b][Running/Manual Start]
  <System32\Drivers\usbVM31b.sys><VM>
[Intel(R) Graphics Platform (SoftBIOS) Driver / {6080A529-897E-4629-A488-ABA0C29B635E}][Running/Manual Start]
  <system32\drivers\ialmsbw.sys><Intel Corporation>
[Intel(R) Graphics Chipset (KCH) Driver / {D31A0762-0CEB-444e-ACFF-B049A1F6FE91}][Running/Manual Start]
  <system32\drivers\ialmkchw.sys><Intel Corporation>

==================================
浏览器加载项
[AcroIEHlprObj Class]
  {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} <C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll, Adobe Systems Incorporated>
[QQBrowserHelperObject Class]
  {54EBD53A-9BC1-480B-966A-843A333CA162} <C:\Program Files\Tencent\QQ\QQIEHelper.dll, 深圳市腾讯计算机系统有限公司>
[Messenger]
  {FB5F1910-F110-11d2-BB9E-00C04F795683} <C:\Program Files\Messenger\msmsgs.exe, Microsoft Corporation>
[LTCPlayer Class]
  {AD0CB4E1-37FB-44A9-A42B-0B084491FB73} <C:\WINDOWS\Downloaded Program Files\LtPlayerHook.dll, >
[AcroIEHlprObj Class]
  {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} <C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll, Adobe Systems Incorporated>
[QQBrowserHelperObject Class]
  {54EBD53A-9BC1-480B-966A-843A333CA162} <C:\Program Files\Tencent\QQ\QQIEHelper.dll, 深圳市腾讯计算机系统有限公司>
[Microsoft Web 浏览器]
  {8856F961-340A-11D0-A96B-00C04FD705A2} <C:\WINDOWS\system32\shdocvw.dll, Microsoft Corporation>
[RDS.DataSpace]
  {BD96C556-65A3-11D0-983A-00C04FC29E36} <C:\Program Files\Common Files\System\msadc\msadco.dll, Microsoft Corporation>
[Shockwave Flash Object]
  {D27CDB6E-AE6D-11CF-96B8-444553540000} <C:\WINDOWS\system32\Macromed\Flash\Flash9b.ocx, Adobe Systems, Inc.>
[Rising Web Scan Object]
  {E4E2F180-CB8B-4DE9-ACBB-DA745D3BA153} <C:\WINDOWS\DOWNLO~1\OL2005.dll, Beijing Rising Technology Co., Ltd.>

=================================
正在运行的进程
[PID: 420][\SystemRoot\System32\smss.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 648][\??\C:\WINDOWS\system32\csrss.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 672][\??\C:\WINDOWS\system32\winlogon.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 716][C:\WINDOWS\system32\services.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 728][C:\WINDOWS\system32\lsass.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
[PID: 880][C:\WINDOWS\system32\svchost.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 940][C:\WINDOWS\system32\svchost.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
[PID: 1072][C:\WINDOWS\System32\svchost.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
[PID: 1140][C:\WINDOWS\system32\svchost.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
[PID: 1288][C:\WINDOWS\system32\svchost.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
[PID: 1484][C:\WINDOWS\Explorer.EXE]  [Microsoft Corporation, 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\WINDOWS\system32\igfxpph.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\hccutils.DLL]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxres.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxsrvc.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxdev.dll]  [Intel Corporation, 3,0,0,2104]
[PID: 1572][C:\WINDOWS\system32\spoolsv.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\WINDOWS\system32\CNMLM75.DLL]  [CANON INC., 1.90.2.20]
    [C:\WINDOWS\System32\spool\PRTPROCS\W32X86\CNMPD75.DLL]  [CANON INC., 1.90.2.20]
    [C:\WINDOWS\System32\spool\PRTPROCS\W32X86\vprproc.dll]  [Windows (R) 2000 DDK provider, 5.00.2195.1620]
[PID: 1724][C:\WINDOWS\system32\igfxtray.exe]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\hccutils.DLL]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxdev.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxsrvc.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxres.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxress.dll]  [Intel Corporation, 3,0,0,2104]
[PID: 1732][C:\WINDOWS\system32\hkcmd.exe]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\hccutils.DLL]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxdev.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxsrvc.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxhk.dll]  [Intel Corporation, 3,0,0,2104]
    [C:\WINDOWS\system32\igfxres.dll]  [Intel Corporation, 3,0,0,2104]
[PID: 1748][C:\Program Files\Filseclab\xfilter\xfilter.exe]  [费尔安全实验室, 3.0]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\scrchpg.dll]  [Kaspersky Lab, 5.0.1.18]
[PID: 1764][C:\Program Files\Rising\RavWeb\Chenzi.exe]  [Microsoft Corporation, 1.00]
[PID: 1788][C:\WINDOWS\system32\ctfmon.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 1216][C:\WINDOWS\system32\svchost.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
[PID: 564][C:\WINDOWS\System32\alg.exe]  [Microsoft Corporation, 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
[PID: 2296][C:\Program Files\Internet Explorer\IEXPLORE.EXE]  [Microsoft Corporation, 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158)]
    [C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll]  [Adobe Systems Incorporated, 6.0.0.2003051500]
    [C:\Program Files\Tencent\QQ\QQIEHelper.dll]  [深圳市腾讯计算机系统有限公司, 1, 1, 0, 5]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\scrchpg.dll]  [Kaspersky Lab, 5.0.1.18]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\scrch_ag.dll]  [Kaspersky Lab, 5.0.383.1]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\FSSync.dll]  [Kaspersky Lab, 5.0.383.0]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\pr_rmt.dll]  [Kaspersky Lab, 5.0.383.0]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\ccclient.dll]  [Kaspersky Lab, 5.0.383.1]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\klipc.dll]  [Kaspersky Lab, 5.0.383.0]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\KLUtil.dll]  [Kaspersky Lab, 5.0.383.1]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\rpt.dll]  [Kaspersky Lab, 5.0.383.2]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\CCIFACE.dll]  [Kaspersky Lab, 5.0.383.1]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\prloader.dll]  [Kaspersky Lab, 5.0.383.0]
    [C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro\prkernel.ppl]  [Kaspersky Lab, 5.0.383.0]
    [c:\program files\kaspersky lab\kaspersky anti-virus personal pro\prstring.ppl]  [Kaspersky Lab, 5.0.383.0]
    [c:\program files\kaspersky lab\kaspersky anti-virus personal pro\pr_srv.ppl]  [Kaspersky Lab, 5.0.383.0]
    [c:\program files\kaspersky lab\kaspersky anti-virus personal pro\pr_clnt.ppl]  [Kaspersky Lab, 5.0.383.0]
    [c:\program files\kaspersky lab\kaspersky anti-virus personal pro\tempfile.ppl]  [Kaspersky Lab, 5.0.383.0]
    [C:\WINDOWS\system32\Macromed\Flash\Flash9b.ocx]  [Adobe Systems, Inc., 9,0,28,0]
    [C:\WINDOWS\system32\JPWB.IME]  [常诚研制, 4.00.950]
[PID: 3728][C:\WINDOWS\system32\wuauclt.exe]  [Microsoft Corporation, 5.8.0.2469 built by: lab01_n(wmbla)]
[PID: 2180][C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX13.609\SREng.EXE]  [Smallfrogs Studio, 2.3.13.690]
    [C:\Program Files\Filseclab\xfilter\XFILTER.DLL]  [Filseclab Corporation, 3, 0, 0, 3644]

==================================
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:\WINDOWS\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
MSAFD Tcpip [TCP/IP]
    C:\Program Files\Filseclab\xfilter\XFILTER.DLL(Filseclab Corporation, Filseclab Personal Firewall)
MSAFD Tcpip [UDP/IP]
    C:\Program Files\Filseclab\xfilter\XFILTER.DLL(Filseclab Corporation, Filseclab Personal Firewall)
MSAFD Tcpip [RAW/IP]
    C:\Program Files\Filseclab\xfilter\XFILTER.DLL(Filseclab Corporation, Filseclab Personal Firewall)

==================================
Autorun.inf
N/A

==================================
HOSTS 文件
127.0.0.1      localhost

==================================
API HOOK
警告！System Repair Engineer 提醒
你下面的函数内容与预期值不符，他
们可能被一些恶意的软件所修改：
RVA  错误： LoadLibraryA
RVA  错误： LoadLibraryExA
RVA  错误： LoadLibraryExW
RVA  错误： LoadLibraryW

==================================

请问大家现在有什么办法杀毒？我刚刚在安全模式下也没杀到毒，也整理了磁盘，没发现容量大。谢谢！

看来只有采取最简单办法重装电脑了.