VB在EXE后附加信息(木马生成器原理)OptionExplicitPrivateConstExeInfoLen=400'exe文件后附加信息总长度PublicFunctionWriteEXE(resFile()AsByte,FileNameAsString,infoAsString,infolenAsLong)oToErrDimTempByteAsByteDimUserData()AsByteDimFileNumAsIntegerDimIAsLongReDimUserData(infolen)FileNum=essWriteAs#FileNumPut#FileNum,,resFileForI=1ToLen(info)UserData(I)=Asc(Mid(info,I,1))NextIIfLen(info)<infolenThenForI=Len(info)+1ToinfolenUserData(I)=Asc("")NextIEndIfPut#FileNum,,UserDataClose#FileNumWriteEXE=TrueExitFunctionErr:WriteEXE=FalseClose#FileNumEndFunctionPublicFunctionGetInfo(FileNameAsString,infolenAsLong)oToErrDimFileNumAsIntegerDimRecordAsLongDimtempstrAsByteDimIAsLongFileNum=essReadAs#FileNumForI=0Toinfolen-1Record=LOF(FileNum)-infolen+IGet#FileNum,Record,tempstrIftempstr>0ThenGetInfo=GetInfo&Chr(tempstr)EndIfNextIErr:GetInfo=Replace(GetInfo,Chr(0),"")GetInfo=Trim(GetInfo)Close#mand(strCmdLineAsString,VarNameAsString)AsStringOnErrorResumeNext'取变量值返回变量的值'strCmdLine服务器返回的数据'varname变量名IfstrCmdLine=""ThenExitFunction'参数必须存在DimstrCmd()AsString,I%strCmd=Split(strCmdLine,"&")ForI=0ToUBound(strCmd)IfLen(strCmd(I))>Len(VarName)ThenIfLCase(Left(strCmd(I),Len(VarName)))=LCase(VarName)mand=Mid(strCmd(I),InStr(strCmd(I),"=")+1)EndIfEndIfNextEndFunctionPublicFunctionEncdec(inputstrinGAsString)AsStringDimpAsString,oAsString,kAsString,sAsString,tempstrAsString,IAsInteger,gAsIntegerIfLen(inputstrinG)=0ThenExitFunctiong=1ForI
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