Logfile of HijackThis v1.99.1
Scan saved at 11:30:53, on 2007-1-3
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\Program Files\Rising\Rav\RavTask.exe
C:\Program Files\Rising\AntiSpyware\runiep.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\DOCUME~1\user\LOCALS~1\Temp\Zt2\SVCH0ST.EXE
c:\program files\rising\rfw\RfwMain.exe
C:\Program Files\Rising\Rav\Ravmon.exe
C:\WINDOWS\system32\conime.exe
\192.168.18.2\e$\tool\ha_hijackthis_1991\HijackThis.exe

O3 - Toolbar: 卡卡上网安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\system32\KakaTool.dll
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - HKLM\..\Run: [RfwMain] "C:\Program Files\Rising\Rfw\rfwmain.exe" -Startup
O4 - HKLM\..\Run: [runeip] C:\Program Files\Rising\AntiSpyware\runiep.exe
O4 - HKLM\..\Run: [AntiArpSniffer] C:\Program Files\Anti ARP Sniffer\AntiArpSniffer.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [myZt2] C:\DOCUME~1\user\LOCALS~1\Temp\Zt2\SVCH0ST.EXE
O4 - Startup: 腾讯QQ.lnk = D:\Program Files\Tencent\qq\QQ.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O8 - Extra context menu item: 导出到 Microsoft Excel(&x) - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1130762250750
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O23 - Service: Rising Proxy  Service (RfwProxySrv) - Beijing Rising Technology Co., Ltd. - c:\program files\rising\rfw\rfwproxy.exe
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Co., Ltd. - c:\program files\rising\rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\CCenter.exe
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\Ravmond.exe

O4 - HKCU\..\Run: [myZt2] C:\DOCUME~1\user\LOCALS~1\Temp\Zt2\SVCH0ST.EXE
这个是不是什么木马啊？我家里用adsl+宽带路由+3台电脑上网。而且前一段时间有个问题，莫名其妙网断了，然后ping宽带路由器（刚换了个新的） 居然也ping不同，或者延迟很厉害，ping路由有700多，但是把其中一台电脑拔掉网线就一切正常了。于是系统重新装，但是保留了一个盘的文件。但是现在又有类似情况了，上面的就是该电脑的 日志，请高手分析下，另外帮忙解答一下网络的问题，十分感谢