Upload labs failed to pass the customs halfway and the middle road collapsed

pass-01

front end js, I can't change the file type
Delete directly checkfile

Upload successful

pass-02

modify Content-Type by image/jpeg

pass-03

Blacklist verification
modify .php by .php3

pass-04

The blacklist is huge
Create a .htaccess file （notepad++ that will do ）, Write code （ The content is to 4.jpg treat as php File parsing ）
<FilesMatch “4.jpg”>
SetHandler application/x-httpd-php

Upload .htaccess file , Upload again 4.jpg Picture horse file

Picture horse command ：copy 03.jpeg+shell.php 333.jepg

pass-05

Too lazy to write. 1

2