打开注册表编辑器，删除子项，运行瑞星
要不看这个：
http://bbs.ikaka.com/showtopic-8592394.aspx[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\CCenter.exe]
<IFEO[CCenter.exe]><svchost.exe> [(Verified)Microsoft Windows Publisher]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMon.exe]
<IFEO[RavMon.exe]><svchost.exe> [(Verified)Microsoft Windows Publisher]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMonD.exe]
<IFEO[RavMonD.exe]><svchost.exe> [(Verified)Microsoft Windows Publisher]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavTask.exe]
<IFEO[RavTask.exe]><svchost.exe> [(Verified)Microsoft Windows Publisher]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Thunder5.exe]
<IFEO[Thunder5.exe]><svchost.exe> [(Verified)Microsoft Windows Publisher]