沙金设备:有谁知道这个“xtrestmd.dll”是什么文件？为什么用卡巴斯基扫出来是密码保护对象？

根据卡巴的提示找到病毒文件 然后上传到病毒样本区
然后参照下面的帖子扫描日志上来
Logfile of HijackThis v1.99.1
Scan saved at 19:30:10baby, on 2006-4-14
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\drivers\CDAC11BA.EXE
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\ATK0100\HControl.exe
C:\WINDOWS\twain_32\SiPix\SC-3300\USBPNP.exe
C:\WINDOWS\VM305_STI.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\ATK0100\ATKOSD.exe
C:\WINDOWS\system32\slserv.exe
C:\WINDOWS\system32\svchost.exe
D:\Program Files\Tencent\qq\QQ.exe
D:\Program Files\Tencent\qq\TIMPlatform.exe
D:\Program Files\Tencent\qq\QQ.exe
D:\Program Files\Tencent\qq\QQ.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
E:\木马杀客\mmsk.exe
C:\DOCUME~1\new\LOCALS~1\Temp\Rar$EX00.953\HijackThis.exe

O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: CdnForIE Class - {5C3853CF-C7E0-4946-B3FA-1ABDB6F48108} - (no file)
O2 - BHO: NTIECatcher Class - {C56CB6B0-0D96-11D6-8C65-B2868B609932} - C:\Program Files\NetTransport 2\NTIEHelper.dll
O3 - Toolbar: 金山快译(&K) - {6C3797D2-3FEF-4cd4-B654-D3AE55B4128C} - E:\Program Files\Kingsoft\FastAIT 2005\IEBand.dll
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: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [HControl] C:\WINDOWS\ATK0100\HControl.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [SC3300CC] C:\WINDOWS\twain_32\SiPix\SC-3300\SC3300CC.exe
O4 - HKLM\..\Run: [USBPNP] C:\WINDOWS\twain_32\SiPix\SC-3300\USBPNP.exe
O4 - HKLM\..\Run: [BigDog305] C:\WINDOWS\VM305_STI.EXE VIMICRO USB PC Camera (ZC0305)
O4 - HKLM\..\Run: [SEDMAD] E:\PP\tmp\dmad.exe "-sedmreg"
O4 - HKLM\..\Run: [KAVPersonal50] "e:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal\kav.exe" /minimize
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Tok-Cirrhatus] "C:\Documents and Settings\new\Local Settings\Application Data\smss.exe"
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Program Files\Common Files\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O8 - Extra context menu item: 上传到QQ网络硬盘 - D:\Program Files\Tencent\qq\AddToNetDisk.htm
O8 - Extra context menu item: 使用影音传送带下载 - C:\Program Files\NetTransport 2\NTAddLink.html
O8 - Extra context menu item: 使用影音传送带下载全部链接 - C:\Program Files\NetTransport 2\NTAddList.html
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: 添加到QQ自定义面板 - D:\Program Files\Tencent\qq\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - D:\Program Files\Tencent\qq\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - D:\Program Files\Tencent\qq\SendMMS.htm
O8 - Extra context menu item: 百度--MP3搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDUMP3.HTM
O8 - Extra context menu item: 百度--图片搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDUIMG.HTM
O8 - Extra context menu item: 百度--地图搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDU_MAP.HTM
O8 - Extra context menu item: 百度--新闻搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDUNEWS.HTM
O8 - Extra context menu item: 百度--歌词搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDULYRIC.HTM
O8 - Extra context menu item: 百度--知道搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDU_ZHIDAO.HTM
O8 - Extra context menu item: 百度--硬盘搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDU_DISK.HTM
O8 - Extra context menu item: 百度--站内搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDU_SITE.HTM
O8 - Extra context menu item: 百度--网页搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDUSEARCH.HTM
O8 - Extra context menu item: 百度--词典搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDU_DIC.HTM
O8 - Extra context menu item: 百度--贴吧搜索 - RES://C:\PROGRA~1\baidu\bar\baidubar.dll/BAIDUPOST.HTM
O9 - Extra button: 微软 - {6096E38F-5AC1-4391-8EC4-75DFA92FB32F} - http://www.microsoft.com/china/index.htm (file missing)
O9 - Extra button: 信息检索 - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\QQ2005\QQ.EXE (file missing)
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\QQ2005\QQ.EXE (file missing)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe (file missing)
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe (file missing)
O10 - Broken Internet access because of LSP provider 'c:\windows\system32\cdnns.dll' missing
O17 - HKLM\System\CCS\Services\Tcpip\..\{99DD5DBE-0F51-47EC-956C-92F24D014325}: NameServer = 210.29.16.1
O17 - HKLM\System\CCS\Services\Tcpip\..\{D2C40984-CEE6-4C6E-A991-5CA12BDA00CF}: NameServer = 192.168.1.1
O23 - Service: C-DillaCdaC11BA - Macrovision - C:\WINDOWS\system32\drivers\CDAC11BA.EXE
O23 - Service: Groove Installer Service (GrooveInstallerService) - Unknown owner - e:\Program Files\Groove Networks\Groove\Bin\GrooveInstallerService.exe (file missing)
O23 - Service: kavsvc - Kaspersky Lab - e:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal\kavsvc.exe
O23 - Service: SmartLinkService (SLService) - Smart Link - C:\WINDOWS\SYSTEM32\slserv.exe