运行时生成其它EXE文件(VB6)
2006-01-25 10:04
399 查看
大家经常能看到一些程序,如木马程序能够生成一个完整的可执行程序出来,是不是觉得很有意思?其实VB也能做到这一点。
首先我们需要把一个EXE文件转为容易在程序中保存的文本形式,这里我转成16进制表示,大家也可以转为Base64或其它兼容的格式。下面这个函数能将二进制文件转为VB可识别的语句。
Function ConvBinToHex(byval strVarName as string,byval strInFile as string,byval strOutFile as string)
Open strInFile For Binary Access Read As #1
ReDim bBytes(LOF(1))
Get 1, , bBytes
Close #1
Dim strHex As String, strHexTmp As String
Dim i As Long, n As Long
strHex = strVarName & " = """
For i = 0 To UBound(bBytes)
strHexTmp = Hex(bBytes(i))
If Len(strHexTmp) = 1 Then
strHexTmp = "0" & strHexTmp
End If
n = n + 1
If n = 50 Then '设置一行显示50个字节
strHex = strHex & """" & vbCrLf & strVarName & " = " & strVarName & " & """ & strHexTmp & " "
n = 0
Else
strHex = strHex & strHexTmp & " "
End If
Next
strHex = Left(strHex, Len(strHex) - 1) & """"
Open strOutFile For Output As #1
Print #1, strHex
Close #1
End Function
执行上面的函数后,我们会得到这样的代码:
trBin = "4D 5A 90 00 03 00 00 00 04 00 00 00 FF FF 00 00 B8 00 00 00 00 00 00 00 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 "
strBin = strBin & "00 00 00 00 00 00 00 00 00 00 00 C0 00 00 00 0E 1F BA 0E 00 B4 09 CD 21 B8 01 4C CD 21 54 68 69 73 20 70 72 6F 67 72 61 6D 20 63 61 6E 6E 6F 74 20 62 "
.............
将这些代码放入VB的工程源代码中,再使用下面的函数即可完成将文本恢复为二进制的功能:
Public Function ConvHexToBin(ByRef strHex As String, ByRef OutputFile As String)
Dim vHex As Variant, bBytes() As Byte, i As Long
vHex = Split(strHex, " ", -1)
ReDim bBytes(UBound(vHex))
For i = 0 To UBound(vHex)
bBytes(i) = CDec("&H" & vHex(i))
Next
Open OutputFile For Binary Access Write As #1
Put #1, , bBytes
Close #1
End Function
大家有什么好的想法欢迎留言:)
首先我们需要把一个EXE文件转为容易在程序中保存的文本形式,这里我转成16进制表示,大家也可以转为Base64或其它兼容的格式。下面这个函数能将二进制文件转为VB可识别的语句。
Function ConvBinToHex(byval strVarName as string,byval strInFile as string,byval strOutFile as string)
Open strInFile For Binary Access Read As #1
ReDim bBytes(LOF(1))
Get 1, , bBytes
Close #1
Dim strHex As String, strHexTmp As String
Dim i As Long, n As Long
strHex = strVarName & " = """
For i = 0 To UBound(bBytes)
strHexTmp = Hex(bBytes(i))
If Len(strHexTmp) = 1 Then
strHexTmp = "0" & strHexTmp
End If
n = n + 1
If n = 50 Then '设置一行显示50个字节
strHex = strHex & """" & vbCrLf & strVarName & " = " & strVarName & " & """ & strHexTmp & " "
n = 0
Else
strHex = strHex & strHexTmp & " "
End If
Next
strHex = Left(strHex, Len(strHex) - 1) & """"
Open strOutFile For Output As #1
Print #1, strHex
Close #1
End Function
执行上面的函数后,我们会得到这样的代码:
trBin = "4D 5A 90 00 03 00 00 00 04 00 00 00 FF FF 00 00 B8 00 00 00 00 00 00 00 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 "
strBin = strBin & "00 00 00 00 00 00 00 00 00 00 00 C0 00 00 00 0E 1F BA 0E 00 B4 09 CD 21 B8 01 4C CD 21 54 68 69 73 20 70 72 6F 67 72 61 6D 20 63 61 6E 6E 6F 74 20 62 "
.............
将这些代码放入VB的工程源代码中,再使用下面的函数即可完成将文本恢复为二进制的功能:
Public Function ConvHexToBin(ByRef strHex As String, ByRef OutputFile As String)
Dim vHex As Variant, bBytes() As Byte, i As Long
vHex = Split(strHex, " ", -1)
ReDim bBytes(UBound(vHex))
For i = 0 To UBound(vHex)
bBytes(i) = CDec("&H" & vHex(i))
Next
Open OutputFile For Binary Access Write As #1
Put #1, , bBytes
Close #1
End Function
大家有什么好的想法欢迎留言:)
相关文章推荐
- vs2010 生成的exe文件不能运行 一闪而过 缺少mfc100.dll, xxx100d.dll等的解决方法
- vs2010生成的exe程序在运行时,提示计算机丢失mfc100d.dll文件
- 用eclipse如何将java程序生成一个.exe可运行文件?
- QT生成的exe文件在别的电脑上运行
- 生成的exe文件在别的电脑上运行出现缺少dll文件或一闪而过
- VS2010静态编译生成的.exe可执行文件,可以免安装在其他电脑直接运行
- MFC生成的exe文件在别人电脑无法正常运行:无法启动此程序、已停止工作、无法定位程序输入点
- jar文件生成可运行的exe程序
- 支持源码多重加密,将网站一键生成EXE文件运行,封装网站源码演示运行
- 怎样才能使用C语言编程生成的exe文件运行后不立刻结束
- Java程序导出成.jar文件、生成.exe可执行文件及打包成可执行安装程序(可在无Java环境的计算机上运行)--以个人所得税计算器为例
- 用eclipse导出一个jar然后通过exe4j生成一个.exe可运行文件(亲自验证)
- python打包生成的exe文件运行时提示缺少模块
- MALTAB用mcc生成exe文件后,运行时出现错误提示:未定义arx、aic函数(matlab自带的库函数)
- VB写的串口通信上位机,生成的EXE文件不能在其他电脑上运行。
- 利用dos编写能生成EXE文件,并运行该文件,显示结果为:HOW ARE YOU。
- cxfreeze打包工程文件生成.exe,运行exe出现闪退问题,相关解决办法总结
- 如何将VC++程序纯净打包(VS2013+OpenCV 2.4.9项目生成EXE文件如何在其他电脑上直接运行)
- QT中为生成的exe运行文件添加图标
- vs2010 生成release版本可运行exe文件