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Description

Can you crack the password to get the flag?Download the password checker here and you'll need the encrypted flag and the hash in the same directory too.There are 100 potential passwords with only 1 being correct. You can find these by examining the password checker script.

Hints

1. A for loop can help you do many things very quickly.
2. The str_xor function does not need to be reverse engineered for this challenge.

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解题过程

这题很有意思
在每次运行程序时会进行输入提示
稍加改动，会自动进行输入

注释这行
然后在最后添加这些内容

for i in pos_pw_list:  
    level_4_pw_check(i)

image.png

picoCTF{fl45h_5pr1ng1ng_d770d48c}

太有趣了