Sub CheckArg(arg) tmpPath = arg tmpPath2 = Left(WScript.Arguments.Item(1), InStrRev(WScript.Arguments.Item(1),"")-1) Set objFSO = WScript.CreateObject ("Scripting.FileSystemObject") If Not objFSO.FolderExists(tmpPath2) Then WScript.Echo "Error:错误的路径“" & tmpPath2 & "”!" WScript.Quit ElseIf Not objFSO.FolderExists(tmpPath) Then WScript.Echo "Error:错误的路径“" & tmpPath & "”!" WScript.Quit End If Set objFSO = Nothing End Sub
"遍历处理path及其子目录所有文件 Sub ShowAllFile(Path) WScript.Echo "正在检查目录" & path Set FSO = CreateObject("Scripting.FileSystemObject") Set f = FSO.GetFolder(Path) Set fc2 = f.files For Each myfile in fc2 If CheckExt(FSO.GetExtensionName(path&""&myfile.name)) Then "WScript.Echo "正在检查文件" & path&""&myfile.name Call ScanFile(Path&Temp&""&myfile.name, "") SumFiles = SumFiles + 1 End If Next Set fc = f.SubFolders For Each f1 in fc ShowAllFile path&""&f1.name SumFolders = SumFolders + 1 Next Set FSO = Nothing End Sub
"检查文件后缀,如果与预定的匹配即返回TRUE Function CheckExt(FileExt) If DimFileExt = "*" Then CheckExt = True Ext = Split(DimFileExt,",") For i = 0 To Ubound(Ext) If Lcase(FileExt) = Ext(i) Then CheckExt = True Exit Function End If Next End Function
"检测文件 Sub ScanFile(FilePath, InFile) If InFile <> "" Then Infiles = "<font color=red>该文件被"& InFile & "文件包含执行</font>" End If temp = FilePath On Error Resume Next Set tStream = WScript.CreateObject("ADODB.Stream") tStream.type = 1 tStream.mode = 3 tStream.open tStream.Position=0 tStream.LoadFromFile FilePath If err Then Exit Sub end if tStream.type = 2 tStream.charset = "GB2312" Do Until tStream.EOS filetxt = filetxt & LCase(replace(tStream.ReadText(102400), Chr(0), "")) Loop tStream.close() Set tStream = Nothing
Set FSOs = WScript.CreateObject("Scripting.FileSystemObject") if len(filetxt) >0 then "特征码检查 filetxt = vbcrlf & filetxt "Check "WScr"&DoMyBest&"ipt.Shell" If Instr( filetxt, Lcase("WScr"&DoMyBest&"ipt.Shell") ) or Instr( filetxt, Lcase("clsid:72C24DD5-D70A"&DoMyBest&"-438B-8A42-98424B88AFB8") ) then Report = Report&"<tr><td>"&temp&"</td><td>WScr"&DoMyBest&"ipt.Shell 或者 clsid:72C24DD5-D70A"&DoMyBest&"-438B-8A42-98424B88AFB8</td><td><font color=red>危险组件,一般被ASP木马利用</font>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End if "Check "She"&DoMyBest&"ll.Application" If Instr( filetxt, Lcase("She"&DoMyBest&"ll.Application") ) or Instr( filetxt, Lcase("clsid:13709620-C27"&DoMyBest&"9-11CE-A49E-444553540000") ) then Report = Report&"<tr><td>"&temp&"</td><td>She"&DoMyBest&"ll.Application 或者 clsid:13709620-C27"&DoMyBest&"9-11CE-A49E-444553540000</td><td><font color=red>危险组件,一般被ASP木马利用</font>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .Encode Set regEx = New RegExp regEx.IgnoreCase = True regEx.Global = True regEx.Pattern = "LANGUAGEs*=s*[""]?s*(vbscript|jscript|javascript).encode" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>(vbscript|jscript|javascript).Encode</td><td><font color=red>似乎脚本被加密了,一般ASP文件是不会加密的</font>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check my ASP backdoor :( regEx.Pattern = "Ev"&"al" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>Ev"&"al</td><td>e"&"val()函数可以执行任意ASP代码,被一些后门利用。其形式一般是:ev"&"al(X)<br>但是javascript代码中也可以使用,有可能是误报。"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check exe&cute backdoor regEx.Pattern = "[^.]Exe"&"cute(Global)?" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>Exec"&"ute()或者Exe"&"cuteGlobal()</td><td><font color=red>该函数可以执行任意ASP代码,被一些后门利用。其形式一般是:ex"&"ecute(X)</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check Script.Control regEx.Pattern = ".Execu"&"teStatement" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Exec"&"uteStatement</td><td><font color=red>发现MSScriptControl.ScriptControl的.Execut"&"eStatement函数</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .(Open|Create)TextFile regEx.Pattern = ".(Open|Create)TextFile" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Crea"&"teTextFile|.O"&"penTextFile</td><td>使用了FSO的CreateTextFile|OpenTextFile函数读写文件"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .SaveT&oFile regEx.Pattern = ".SaveT"&"oFile" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Sa"&"veToFile</td><td>使用了Stream或者JMail的SaveToFile函数写文件"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .&Save|.&SaveAs regEx.Pattern = ".Sa"&"ve(As)?" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Sa"&"ve或者.Sa"&"veAs</td><td>使用了Save或SaveAs函数写文件"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check set Server regEx.Pattern = "sets*.*s*=s*servers" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>Set xxx=Se"&"rver</td><td><font color=red>发现Set xxx=Ser" & jj & "ver,请管理员仔细检查是否调用.execute</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check Server.(Transfer|Ex&ecute) regEx.Pattern = "Server.(Ex"&"ecute|Transfer)([ ]*|()[^""])" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>Server.Ex"&"ecute</td><td><font color=red>不能跟踪检查Server.e"&"xecute()函数执行的文件。请管理员自行检查</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .Ru&n regEx.Pattern = ".R"&"un" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Ru"&"n</td><td><font color=red>发现 WScript 的 Run 函数</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .Exe&c regEx.Pattern = ".Ex"&"ec" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Ex"&"ec</td><td><font color=red>发现 WScript 的 Exec 函数</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .Shel&lExecute regEx.Pattern = ".Shel"&"lExecute" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.ShellE"&"xecute</td><td><font color=red>发现 Application 的 ShellExecute 函数</font><br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If "Check .&create regEx.Pattern = ".Cre"&"ate" If regEx.Test(filetxt) Then Report = Report&"<tr><td>"&temp&"</td><td>.Crea"&"te</td><td>发现 Create 函数<br>"&infiles&"</td><td>"&GetDateCreate(filepath)&"<br>"&GetDateModify(filepath)&"</td></tr>" Sun = Sun + 1 End If Set regEx = Nothing
"Check include file not with "&" Set regEx = New RegExp regEx.IgnoreCase = True regEx.Global = True regEx.Pattern = "<!--s*#includes+(file|virtual)s*=s*.*-->" Set Matches = regEx.Execute(filetxt) For Each Match in Matches tFile = Replace(Trim(Mid(Match.Value, Instr(Match.Value, "=") + 1, Len(Match.Value) - Instr(Match.Value, "=") - 1)),"/","") If Left(tFile, 1)=""" Then tFile = Mid(tFile, 2, InStr(2, tFile, """, 1) - 2) ElseIf Left(tFile, 1)="""" Then tFile = Mid(tFile, 2, InStr(2, tFile, """", 1) - 2) Else tFile = Replace(tFile, Chr(9), " ") If InStr(tFile, " ") <> 0 Then tFile = Left(tFile, InStr( tFile, " ") - 1) Else tFile = Left(tFile, InStr( tFile, "-") - 1) End If End If If Not CheckExt(FSOs.GetExtensionName(tFile)) Then Call ScanFile( Mid(FilePath,1,InStrRev(FilePath,""))&tFile, FilePath) SumFiles = SumFiles + 1 End If Next Set Matches = Nothing Set regEx = Nothing
"Check Server&.Execute|Transfer Set regEx = New RegExp regEx.IgnoreCase = True regEx.Global = True regEx.Pattern = "Server.(Exec"&"ute|Transfer)([ ]*|()"".*?""" Set Matches = regEx.Execute(filetxt) For Each Match in Matches tFile = Replace(Mid(Match.Value, Instr(Match.Value, """") + 1, Len(Match.Value) - Instr(Match.Value, """") - 1),"/","") If Not CheckExt(FSOs.GetExtensionName(tFile)) Then Call ScanFile( Mid(FilePath,1,InStrRev(FilePath,""))&tFile, FilePath) SumFiles = SumFiles + 1 End If Next Set Matches = Nothing Set regEx = Nothing
"Check RunatScript Set XregEx = New RegExp XregEx.IgnoreCase = True XregEx.Global = True XregEx.Pattern = "<scr"&"ipts*(.|
)*?runats*=s*""?server""?(.|
)*?>" Set XMatches = XregEx.Execute(filetxt) For Each Match in XMatches tmpLake2 = Mid(Match.Value, 1, InStr(Match.Value, ">")) srcSeek = InStr(1, tmpLake2, "src", 1) If srcSeek > 0 Then srcSeek2 = instr(srcSeek, tmpLake2, "=") For i = 1 To 50 tmp = Mid(tmpLake2, srcSeek2 + i, 1) If tmp <> " " and tmp <> chr(9) and tmp <> vbCrLf Then Exit For End If Next If tmp = """" Then tmpName = Mid(tmpLake2, srcSeek2 + i + 1, Instr(srcSeek2 + i + 1, tmpLake2, """") - srcSeek2 - i - 1) Else If InStr(srcSeek2 + i + 1, tmpLake2, " ") > 0 Then tmpName = Mid(tmpLake2, srcSeek2 + i, Instr(srcSeek2 + i + 1, tmpLake2, " ") - srcSeek2 - i) Else tmpName = tmpLake2 If InStr(tmpName, chr(9)) > 0 Then tmpName = Mid(tmpName, 1, Instr(1, tmpName, chr(9)) - 1) If InStr(tmpName, vbCrLf) > 0 Then tmpName = Mid(tmpName, 1, Instr(1, tmpName, vbcrlf) - 1) If InStr(tmpName, ">") > 0 Then tmpName = Mid(tmpName, 1, Instr(1, tmpName, ">") - 1) End If Call ScanFile( Mid(FilePath,1,InStrRev(FilePath,""))&tmpName , FilePath) SumFiles = SumFiles + 1 End If Next Set Matches = Nothing Set regEx = Nothing
end if set fsos = nothing
End Sub
Function GetDateModify(filepath) Set fso = CreateObject("Scripting.FileSystemObject") Set f = fso.GetFile(filepath) s = f.DateLastModified set f = nothing set fso = nothing GetDateModify = s End Function
Function GetDateCreate(filepath) Set fso = CreateObject("Scripting.FileSystemObject") Set f = fso.GetFile(filepath) s = f.DateCreated set f = nothing set fso = nothing GetDateCreate = s End Function
Sub WriteToFile() Set FSO = CreateObject("Scripting.FileSystemObject") Set theFile = FSO.OpenTextFile(WScript.Arguments.Item(1), 2, True) theFile.Write(Report2) theFile.Close Set FSO = Nothing WScript.Echo "扫描结果已经写入文件“"&WScript.Arguments.Item(1)&"”,请查看之!" End Sub