开始→运行→输入services.msc，打开“服务”→查找 SDAgent Service→双击→启动类型→禁止→停止→应用→确定。禁止 SDAgent Service这个服务
进入控制面版的添加删除程序中卸载Winstdup
关闭所有浏览窗口以及一些不必要的程序
运行Hijackthis，扫描结束后在下列选项前打上勾，然后选"修复""（如果有的话）
R3 - URLSearchHook: (no name) - {982CB676-38F0-4D9A-BB72-D9371ABE876E} - (no file)
R3 - URLSearchHook: SgUrlSearHook Class - {BAB1AC41-6FF7-4F2E-A04E-5C592CCFEA7D} - D:\WINDOWS\system32\socul.dll
O2 - BHO: MonitorURL Class - {08A312BB-5409-49FC-9347-54BB7D069AC6} - D:\PROGRA~1\DESKAD~1\deskipn.dll
O2 - BHO: SohuDAIEHelper - {0CA51D02-7739-43EA-8D9A-1E8AD4327B03} - (no file)
O2 - BHO: wmpdrm - {0E674588-66B7-4E19-9D0E-2053B800F69F} - D:\WINDOWS\system32\wmpdrm.dll (file missing)
O2 - BHO: MyIEHelper Class - {16A770A0-0E87-4278-B748-2460D64A8386} - D:\Documents and Settings\All Users\Application Data\Microsoft\IEHelper\IEHelper2006427_8023.dll
O2 - BHO: NaviHelperObj Class - {3E422F49-1566-40D3-B43D-077EF739AC32} - D:\WINDOWS\system32\NaviHelper.dll
O2 - BHO: std software - {6A512BF7-EC78-4e8d-9841-6C02E8FA9838} - D:\WINDOWS\SYSTEM32\stdup.dll
O23 - Service: SDAgent Service (SDAgentService) - 北京兴华基业软件技术有限公司 - D:\Program Files\Common Files\smartde\sde.exe
