下面是查毒报告
Logfile of Kaka v2. 0. 2. 6 Scan Module v1. 0. 4. 5
Scan saved at 07:01:22, on 2007-01-23
Platform: Microsoft Windows XP Professional Service Pack 2 (Build 2600)
MSIE: Internet Explorer v6.00 SP2; (6.00.2900.2180 (xpsp_sp2_rtm.040803-2158))


R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page=C:\WINDOWS\system32\blank.htm
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page=http://www.hao123.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page=%SystemRoot%\system32\blank.htm
R3 - URLSearchHook: SrchHook Class - {EED92A43-CFCE-4548-BD73-B0A405470ED5} - C:\PROGRA~1\CNNIC\Cdn\iesrch.dll (file missing)
F1 - win.ini: Load=C:\WINDOWS\rundl132.exe
O1 - Hosts: 127.0.0.1      localhost
O2 - BHO: WebThunder Browser Helper - {00000AAA-A363-466E-BEF5-9BB68697AA7F} - C:\Program Files\Thunder Network\WebThunder\WebThunderBHO_015.dll
O2 - BHO: IDMIEHlprObj Class - {0055C089-8582-441B-A0BF-17B458C2A3A8} - C:\DOCUME~1\zjg\LOCALS~1\Temp\Rar$EX03.078\Internet Download Manager\IDMIECC.dll (file missing)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: QQBrowserHelperObject Class - {54EBD53A-9BC1-480B-966A-843A333CA162} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O3 - Toolbar: 卡卡上网安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\system32\KakaTool.dll
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKLM\..\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - HKLM\..\Run: [PHIME2002ASync] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /SYNC
O4 - HKLM\..\Run: [PHIME2002A] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [StormCodec_Helper] "C:\Program Files\Ringz Studio\Storm Codec\StormSet.exe" /S /opti
O4 - HKLM\..\Run: [FixCamera] C:\WINDOWS\FixCamera.exe
O4 - HKLM\..\Run: [tsnpstd3] C:\WINDOWS\tsnpstd3.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup

优化看看
瑞星不是万能的
我也挨过，就是中了木马
我都还用个反间谍专家杀得几个木马瑞星杀不到
杀完就好了

F1 - win.ini: Load=C:\WINDOWS\rundl132.exe
你中毒，正常的确良rundll32.exe应该在SYSTEM32目录下，而你的在WINDOWS目录下，而且不是RUNDLL32。EXE而是RUNDL132。EXE。中毒。