reverseProeasy

crackme1

rev-kids20.forkbomb.ru

Language: C. Source code of encoder provided + encoded flag file. Need to reverse the encoding.

c xor_chain encoder_decoder file_decode source_code

source_code_analysisxor_chain_decode

$ ls tags/ techniques/

c xor_chain encoder_decoder file_decode source_code

source_code_analysisxor_chain_decode

Analysis

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.

$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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$ grep --similar

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