Dropper.Misc.at这是什么病毒，我怎么杀都杀不掉，瑞星杀毒，删除都说重起后删除，可是重起后依然存在。直接删也删不掉，Killbox也不行。这是病毒所在文件及其路径，希望各位帮帮忙，我快受不了了！
C:\Documents and Settings\All Users\Application Data\Microsoft\IEHelper\wd2_051117_WIS268_mini.exe

这是我扫描的日志，也希望各位帮忙看看。
HijackThis_815汉化版扫描日志 V1.99.1
保存于      22:24:34, 日期 2006-8-7
操作系统：  Windows XP SP2 (WinNT 5.01.2600)
浏览器：    Internet Explorer v6.00 SP2 (6.00.2900.2180)

当前运行的进程：         
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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:\Program Files\Rising\Rav\CCenter.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Rising\Rav\Ravmond.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Rundll32.exe
C:\Program Files\Rising\Rav\RavStub.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\alg.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\vsnpstd3.exe
C:\Program Files\Rising\Rav\RavTask.exe
C:\PROGRA~1\Yahoo!\Assistant\yassistse.exe
C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
C:\Program Files\Rising\Rav\Ravmon.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\ChinaNet\VnetClient.exe
C:\Program Files\Internet Explorer\iexplore.exe
E:\Fun box\Download Tools\BitComet\BitComet.exe
C:\Program Files\HijackThis1991汉化版\HijackThis1991zww.exe

O2 - BHO: MyIEHelper Class - {16A770A0-0E87-4278-B748-2460D64A8386} - C:\Documents and Settings\All Users\Application Data\Microsoft\IEHelper\IEHelper_8208.dll
O2 - BHO: MyIEHelper Class - {16B770A0-0E87-4278-B748-2460D64A8386} - C:\Documents and Settings\All Users\Application Data\Microsoft\IEHelper\IEHelper200686_8208.dll
O2 - BHO: IeCatch5 Class - {2F364306-AA45-47B5-9F9D-39A8B94E7EF7} - E:\FUNBOX~1\DOWNLO~1\FLASHGET\jccatch.dll
O2 - BHO: Anti Fish - {38928D50-8A48-44C2-945F-D2F23F771410} - C:\Program Files\Yahoo!\Assistant\Assist\yAngling.dll
O2 - BHO: VnetCookie Class - {4E83D567-4697-4F7B-B1F0-A513B01DB89A} - c:\PROGRA~1\chinanet\VNETTR~1.DLL
O2 - BHO: HSProgSDT - {5D15CEAC-3B27-4863-AAEA-93A4C8A6C57D} - C:\WINDOWS\system32\hssdtobm.dll
O2 - BHO: IE - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - C:\WINDOWS\downlo~1\CnsHook.dll
O2 - BHO: MEobjectSDT - {D4D5C535-BA95-4327-870D-A33826FDD17A} - C:\WINDOWS\system32\obwbkya.dll
O2 - BHO: AssistHelper - {FE3ECAE7-0A37-4506-8A7D-3CC9A04D2CA8} - C:\Program Files\Yahoo!\Assistant\Assist\yassist.dll
O3 - IE工具栏增项: 雅虎助手 - {406F94F0-504F-4A40-8DFD-58B0666ABEBD} - C:\Program Files\Yahoo!\Assistant\Assist\yasbar.dll
O3 - IE工具栏增项: FlashGet Bar - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - E:\FUNBOX~1\DOWNLO~1\FLASHGET\fgiebar.dll
O4 - 启动项HKLM\\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - 启动项HKLM\\Run: [PHIME2002ASync] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /SYNC
O4 - 启动项HKLM\\Run: [PHIME2002A] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName
O4 - 启动项HKLM\\Run: [MSPY2002] C:\WINDOWS\system32\IME\PINTLGNT\ImScInst.exe /SYNC
O4 - 启动项HKLM\\Run: [IgfxTray] C:\WINDOWS\system32\igfxtray.exe
O4 - 启动项HKLM\\Run: [HotKeysCmds] C:\WINDOWS\system32\hkcmd.exe
O4 - 启动项HKLM\\Run: [IMSCMig] C:\PROGRA~1\COMMON~1\MICROS~1\IME\IMSC40A\IMSCMIG.EXE /Preload
O4 - 启动项HKLM\\Run: [SoundMan] SOUNDMAN.EXE
O4 - 启动项HKLM\\Run: [snpstd3] C:\WINDOWS\vsnpstd3.exe
O4 - 启动项HKLM\\Run: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - 启动项HKLM\\Run: [yassistse] "C:\PROGRA~1\Yahoo!\Assistant\yassistse.exe"
O4 - 启动项HKLM\\Run: [YLive.exe] C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
O4 - 启动项HKLM\\Run: [TkBellExe] rem "C:\Program Files\Common Files\Real\Update_OB\realsched.exe"  -osboot
O4 - 启动项HKLM\\Run: [CnsMin] Rundll32.exe C:\WINDOWS\downlo~1\CnsMin.dll,Rundll32
O4 - 启动项HKLM\\Run: [helper.dll] C:\WINDOWS\system32\rundll32.exe C:\PROGRA~1\3721\helper.dll,Rundll32
O4 - 启动项HKLM\\RunOnce: [RavStub] "C:\Program Files\Rising\Rav\ravstub.exe" /RUNONCE
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - IE右键菜单中的新增项目: 上传到QQ网络硬盘 - C:\Program Files\Tencent\QQ\AddToNetDisk.htm
O8 - IE右键菜单中的新增项目: 使用网际快车下载 - E:\Fun box\Download Tools\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 - E:\Fun box\Download Tools\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: 添加到雅虎收藏+ - http://myweb.cn.yahoo.com/post.html?F=D2_A
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
O8 - IE右键菜单中的新增项目: 雅虎搜索 - res://C:\Program Files\Yahoo!\Assistant\Assist\yasbar.dll/203
O9 - 浏览器额外的按钮: Yahoo 3.5G电邮 - {507F9113-CD77-4866-BA92-0E86DA3D0B97} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomail (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/cnsbutton.htm?source=cns&btn=yassist (file missing)
O9 - 浏览器额外的按钮: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - 浏览器额外的“工具”菜单项: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - 浏览器额外的按钮: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - E:\FUNBOX~1\DOWNLO~1\FLASHGET\flashget.exe
O9 - 浏览器额外的“工具”菜单项: &FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - E:\FUNBOX~1\DOWNLO~1\FLASHGET\flashget.exe
O9 - 浏览器额外的按钮: 情景聊天 - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomsg (file missing)
O9 - 浏览器额外的按钮: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - 浏览器额外的“工具”菜单项: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O11 - Options group: [!CNS]  网络实名
O17 - HKLM\System\CCS\Services\Tcpip\..\{38C2CA46-348B-4D74-9346-4035C3A2E5F7}: NameServer = 202.101.224.69 202.101.226.68
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - NT 服务: Database information combine (DbooInfo) - 易易加速科技有限公司 - C:\WINDOWS\dbmsinfo.exe
O23 - NT 服务: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - NT 服务: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\CCenter.exe
O23 - NT 服务: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\Ravmond.exe
O23 - NT 服务: SDAgent Service (SDAgentService) - 北京兴华基业软件技术有限公司 - C:\Program Files\Common Files\smartde\sde.exe