瑞星卡卡安全论坛

突然出现的问题,我同事重新启动机器以后,出现了用户登陆框,这在先前是没有的,没次启动的时候就不用用户登陆框,现在不光出现了用户登陆框,用户名也不提示,都是空白的,怎么解决;附带日志:
Logfile of HijackThis v1.99.1
Scan saved at 16:04:40, on 2006-12-20
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
d:\Program Files\Rising\Rav\CCenter.exe
C:\WINDOWS\system32\Ati2evxx.exe
d:\Program Files\Rising\Rav\Ravmond.exe
C:\WINDOWS\system32\spoolsv.exe
d:\Program Files\Rising\Rav\RavStub.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\RTHDCPL.EXE
C:\Program Files\ATI Technologies\ATI.ACE\CLI.EXE
D:\Program Files\Rising\Rav\RavTask.exe
D:\Program Files\Rising\Rav\Ravmon.exe
D:\Program Files\Rising\AntiSpyware\runiep.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\ATI Technologies\ATI.ACE\cli.exe
C:\Program Files\ATI Technologies\ATI.ACE\cli.exe
D:\Program Files\Rising\Rav\Rav.exe
D:\Program Files\Rising\Rav\RsAgent.exe
C:\WINDOWS\msagent\AgentSvr.exe
D:\Program Files\Tencent\QQ\QQ.exe
C:\Program Files\racer-henan-cnc\racer.exe
D:\Program Files\Tencent\QQ\TIMPlatform.exe
C:\Program Files\racer-henan-cnc\RacerKp.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.515\HijackThis.exe

R3 - Default URLSearchHook is missing
O3 - Toolbar: 卡卡上网安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\system32\KakaTool.dll
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe"  -osboot
O4 - HKLM\..\Run: [ATICCC] "C:\Program Files\ATI Technologies\ATI.ACE\CLIStart.exe"
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [RavScanBD] "C:\Program Files\Rising\Rav\ScanBD.exe" /INST
O4 - HKLM\..\Run: [RavTask] "d:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - HKLM\..\Run: [runeip] D:\Program Files\Rising\AntiSpyware\runiep.exe
O4 - HKLM\..\RunOnce: [KKDelay] D:\Program Files\Rising\AntiSpyware\RunOnce.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1136629685859
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: Rising Proxy  Service (RfwProxySrv) - Beijing Rising Technology Co., Ltd. - d:\program files\rising\rfw\rfwproxy.exe
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Co., Ltd. - d:\program files\rising\rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - d:\Program Files\Rising\Rav\CCenter.exe
O23 - Service: Rising RealTime Monitor (RsRavMon) - Beijing Rising Technology Co., Ltd. - d:\Program Files\Rising\Rav\Ravmond.exe