利用卡卡发现浏览器帮助程序对象中有一个ddIEHelper.dll,我怎么看怎么觉得它可疑,但是我的杀毒软件一点反应也没有,我想知道它到底是个啥子玩意儿,能不能删,怎样删?先谢谢各位了!

Logfile of Kaka v2. 0. 2. 6 Scan Module v1. 0. 3. 9
Scan saved at 18:32:37, on 2007-01-07
Platform: Microsoft Windows XP Professional Service Pack 2 (Build 2600)
MSIE: Internet Explorer v7.00 0 (7.00.5730.11 (winmain(wmbla).061017-1135))
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,default_page_url=http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page=%SystemRoot%\system32\blank.htm
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page=http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page=http://www.9991.com/indexdo.htm
O1 - Hosts: 127.0.0.1 localhost
O2 - BHO: Thunder Browser Helper - {1D3E6D2C-ED58-43D2-9D17-98F584B14D3B} - D:\Program Files\迅雷\ComDlls\XunLeiBHO_007.dll
O2 - BHO: - {1D3E6D2D-ED58-43D2-9D17-98F584B14D3B} - C:\WINDOWS\ddIEHelper.dll
O3 - Toolbar: 卡卡上网安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\system32\kakatool.dll
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [kav] "C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe"
O4 - HKLM\..\Run: [IMSCMig] C:\PROGRA~1\COMMON~1\MICROS~1\IME\IMSC40A\IMSCMIG.EXE /Preload
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [runeip] D:\ikaka\runiep.exe
O4 - HKLM\..\RunOnce: [KKDelay] D:\ikaka\RunOnce.exe
O4 - Startup: desktop.ini =
O4 - Global Startup: desktop.ini =
O8 - Extra context menu item: &使用迅雷下载 - D:\Program Files\迅雷\Program\geturl.htm
O8 - Extra context menu item: &使用迅雷下载全部链接 - D:\Program Files\迅雷\Program\getallurl.htm
O8 - Extra context menu item: 上传到QQ网络硬盘 - D:\QQ\AddToNetDisk.htm
O8 - Extra context menu item: 添加到QQ自定义面板 - D:\QQ\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - D:\QQ\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - D:\QQ\SendMMS.htm
O9 - Extra Button: (no name) - RsAutorunsDisabled -
O9 - Extra Button: 启动迅雷5 - {09BA8F6D-CB54-424B-839C-C2A6C8E6B436} - D:\Program Files\迅雷\Thunder.exe
O9 - Extra 'Tools' menuitem: 启动迅雷5 - {09BA8F6D-CB54-424B-839C-C2A6C8E6B436} - D:\Program Files\迅雷\Thunder.exe
O9 - Extra Button: 浩方对战平台 - {0A155D3C-68E2-4215-A47A-E800A446447A} - E:\游戏\浩方对战平台\GameClient.exe
O9 - Extra Button: Web反病毒保护 - {1F460357-8A94-4D71-9CA3-AA4ACF32ED8E} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra Button: 信息检索 - {92780B25-18CC-41C8-B9BE-3C9C571A8263}? - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra Button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - D:\QQ\QQ.EXE
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - D:\QQ\QQ.EXE
O9 - Extra Button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683}? - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683}? - C:\WINDOWS\system32\shdocvw.dll
O10 - Unknown file in Winsock LSP: C:\WINDOWS\system32\TcpIpDog0.dll
O10 - Unknown file in Winsock LSP: C:\WINDOWS\system32\TcpIpDog0.dll
O10 - Unknown file in Winsock LSP: C:\WINDOWS\system32\TcpIpDog0.dll
O10 - Unknown file in Winsock LSP: C:\WINDOWS\system32\TcpIpDogR0.dll
O10 - Unknown file in Winsock LSP: C:\WINDOWS\system32\TcpIpDogR0.dll
O11 - Options group: [INTERNATIONAL] International*
O14 - IERESET.INF: START_PAGE_URL=http://www.microsoft.com/isapi/redir.dll?prd=ie&pver=6&ar=msnhome
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://update.microsoft.com/microsoftupdate/v6/V5Controls/en/x86/client/muweb_site.cab?1160711006593
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} - mhtml:
file://D:\金山词霸\Powerword 2007\HomePage.mht?passport=!cid:000701c728e2$c569f908$_CDOSYS2.0
O18 - Protocol: about - {3050F406-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: cdl - {3dd53d40-7b8b-11D0-b013-00aa0059ce02} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: dvd - {12D51199-0DB5-46FE-A120-47A3D7D937CC} - C:\WINDOWS\system32\msvidctl.dll
O18 - Protocol: file - {79eac9e7-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ftp - {79eac9e3-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: gopher - {79eac9e4-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: http - {79eac9e2-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: https - {79eac9e5-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ipp - (no CLSID) - (no file)
O18 - Protocol: its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\WINDOWS\system32\itss.dll
O18 - Protocol: javascript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: KuGoo3 - {6AC4FBC7-AA38-45EC-9634-D6D20B679EFC} - (no file)
O18 - Protocol: local - {79eac9e7-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: mailto - {3050f3DA-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: mhtml - {05300401-BCBC-11d0-85E3-00C04FD85AB4} - C:\WINDOWS\system32\inetcomm.dll
O18 - Protocol: mk - {79eac9e6-baf9-11ce-8c82-00aa004ba90b} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ms-its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\WINDOWS\system32\itss.dll
O18 - Protocol: ms-itss - {0A9007C0-4076-11D3-8789-0000F8105754} - C:\Program Files\Common Files\Microsoft Shared\Information Retrieval\MSITSS.DLL
O18 - Protocol: msdaipp - (no CLSID) - (no file)
O18 - Protocol: mso-offdap - {3D9F03FA-7A94-11D3-BE81-0050048385D1} - C:\PROGRA~1\COMMON~1\MICROS~1\WEBCOM~1\10\OWC10.DLL
O18 - Protocol: mso-offdap11 - {32505114-5902-49B2-880A-1F7738E5A384} - C:\PROGRA~1\COMMON~1\MICROS~1\WEBCOM~1\11\OWC11.DLL
O18 - Protocol: res - {3050F3BC-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: sysimage - {76E67A63-06E9-11D2-A840-006008059382} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: tv - {CBD30858-AF45-11D2-B6D6-00C04FBBDE6E} - C:\WINDOWS\system32\msvidctl.dll
O18 - Protocol: vbscript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: wia - {13F3EA8B-91D7-4F0A-AD76-D2853AC8BECE} - C:\WINDOWS\system32\wiascr.dll
O20 - Winlogon Notify: klogon
O23 - Service: ATK Keyboard Service (ATKKeyboardService) - ASUSTeK COMPUTER INC. - C:\WINDOWS\ATKKBService.exe
O23 - Service: 卡巴斯基反病毒软件6.0 (AVP) - Kaspersky Lab - "C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe" -r
O23 - Service: Human Interface Device Access (HidServ) - - C:\WINDOWS\system32\svchost.exe -k netsvcs
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - - "C:\Program Files\WinPcap\rpcapd.exe" -d -f "C:\Program Files\WinPcap\rpcapd.ini"
O23 - Service: User Privilege Service (usprserv) - Microsoft Corporation - C:\WINDOWS\system32\svchost.exe -k netsvcs