卡巴斯杀毒发现：ntsysupdate.exe. 不能删除！

还有我的电脑右下方老出现一句英文提示：你的电脑有问题！

附hijackthis扫描：

HijackThis_zww汉化版扫描日志 V1.99.1
保存于      10:08:13, 日期 2005-10-17
操作系统：  Windows 2000 SP2 (WinNT 5.00.2195)
浏览器：    Internet Explorer v5.00 SP2 (5.00.2920.0000)

当前运行的进程：         
C:\WINNT\System32\smss.exe
C:\WINNT\system32\csrss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\Program Files\Antiy Labs\Alive\AliveCenter.exe
C:\WINNT\System32\svchost.exe
d:\MICROS~1\MSSQL\binn\sqlservr.exe
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\Explorer.EXE
C:\WINNT\System32\Rundll32.exe
C:\WINNT\System32\internat.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
E:\download\HijackThis V1[1].99.1 完全汉化版\HijackThis1991zww.exe

R3 - URLSearchHook: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\Assistant\Assist\yasbar.dll
O2 - BHO: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\Assistant\Assist\yasbar.dll
O2 - BHO: YDragSearch - {62EED7C6-9F02-42f9-B634-98E2899E147B} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\YDRAGS~1.DLL
O2 - BHO: IeCatch2 Class - {A5366673-E8CA-11D3-9CD9-0090271D075B} - C:\PROGRA~1\FLASHGET\jccatch.dll
O2 - BHO: IE - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - C:\WINNT\DOWNLO~1\CnsHook.dll
O3 - IE工具栏增项: @msdxmLC.dll,-1@2052,电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\System32\msdxm.ocx
O3 - IE工具栏增项: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\Assistant\Assist\yasbar.dll
O4 - 启动项HKLM\\Run: [internat.exe] internat.exe
O4 - 启动项HKLM\\Run: [IgfxTray] C:\WINNT\System32\igfxtray.exe
O4 - 启动项HKLM\\Run: [KAVPersonal50] "C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal\kav.exe" /minimize
O4 - 启动项HKLM\\Run: [Synchronization Manager] mobsync.exe /logon
O4 - 启动项HKLM\\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe"  -osboot
O4 - 启动项HKLM\\Run: [CnsMin] Rundll32.exe C:\WINNT\DOWNLO~1\CnsMin.dll,Rundll32
O4 - Global Startup: microsoft office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O8 - IE右键菜单中的新增项目:  >> 彩信发送 << - res://C:\PROGRA~1\MMSASS~1\MMSASS~1.DLL/mms.htm
O8 - IE右键菜单中的新增项目: !搜一搜 - res://C:\WINNT\DOWNLO~1\CnsMinEx.dll/1003
O8 - IE右键菜单中的新增项目: 使用网际快车下载 - C:\Program Files\FlashGet\jc_link.htm
O8 - IE右键菜单中的新增项目: 使用网际快车下载全部链接 - C:\Program Files\FlashGet\jc_all.htm
O8 - IE右键菜单中的新增项目: 添加到QQ自定义面板 - C:\Program Files\Tencent\qq\AddPanel.htm
O8 - IE右键菜单中的新增项目: 添加到QQ表情 - C:\Program Files\Tencent\qq\AddEmotion.htm
O8 - IE右键菜单中的新增项目: 用QQ彩信发送该图片 - C:\Program Files\Tencent\qq\SendMMS.htm
O9 - 浏览器额外的按钮: 手机短信 - {00000000-0000-0001-0001-596BAEDD1289} - http://sms.3721.com/ie/index.htm (file missing)
O9 - 浏览器额外的按钮: Yahoo 1G电邮 - {507F9113-CD77-4866-BA92-0E86DA3D0B97} - http://cn.mail.yahoo.com/promo/rd1 (file missing)
O9 - 浏览器额外的按钮: 寻宝乐趣多 - {59BC54A2-56B3-44a0-93E5-432D58746E26} - http://adtaobao.allyes.com/main/adfclick?db=adtaobao&bid=138,140,18&cid=816,8,1&sid=5042&show=ignore&url=?allyesPara=816 (file missing)
O9 - 浏览器额外的按钮: 雅虎助手 - {5D73EE86-05F1-49ed-B850-E423120EC338} - http://cn.zs.yahoo.com/?source=Cns (file missing)
O9 - 浏览器额外的按钮: (no name) - {6671A433-5C3D-463d-A7CF-5587F9B7E191} - C:\PROGRA~1\MMSASS~1\MMSASS~1.DLL
O9 - 浏览器额外的“工具”菜单项: MMSAssist工具条设置 - {6671A433-5C3D-463d-A7CF-5587F9B7E191} - C:\PROGRA~1\MMSASS~1\MMSASS~1.DLL
O9 - 浏览器额外的按钮: 情景聊天 - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.rd.yahoo.com/home/messenger/bjk/clientbtn/?http://cn.messenger.yahoo.com/ (file missing)
O9 - 浏览器额外的按钮: (no name) - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://assistant.3721.com/security1.htm?fb=Cns (file missing)
O9 - 浏览器额外的“工具”菜单项: 修复浏览器 - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://assistant.3721.com/security1.htm?fb=Cns (file missing)
O9 - 浏览器额外的按钮: (no name) - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://assistant.3721.com/clean1.htm?fb=Cns (file missing)
O9 - 浏览器额外的“工具”菜单项: 清理上网记录 - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://assistant.3721.com/clean1.htm?fb=Cns (file missing)
O11 - Options group: [!CNS]  网络实名
O14 - IERESET.INF: SEARCH_PAGE_URL=
O14 - IERESET.INF: START_PAGE_URL=
O16 - DPF: {5DD731E6-D4F0-11D3-BE3F-00105A6FDA50} (V3ProX Control) - http://origin-www.ahn.com.cn/aspservice/plugin/myv3.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (趋势科技在线扫毒程序) - http://www.trendmicro.com.cn/housecall/xscan53.cab
O16 - DPF: {9BDBC41E-C335-4263-83C0-ECE78EE28A33} (SysMonOCX Control) - http://origin-www.ahn.com.cn/aspservice/plugin/spyzero.cab
O16 - DPF: {ACFE8232-03C5-4AEC-AF5E-42B806724096} (KSHScan Control) - http://scan.kingsoft.com/scan/fangyi/KAllScan.CAB
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - file://C:\Herosoft\HeroV8\DVDSkin\defskin\HTML\swflash.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{D349E4F7-6112-4E3D-A39E-4C2821CFFBE3}: NameServer = 69.50.176.198,85.255.112.12
O23 - NT 服务: Antiy live update (Alive Auto-Update Service) - Unknown owner - C:\Program Files\Antiy Labs\Alive\AliveCenter.exe
O23 - NT 服务: Logical Disk Manager Administrative Service (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe
O23 - NT 服务: kavsvc - Kaspersky Lab - C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal\kavsvc.exe