reverseProeasy

Javatask

rev-kids20.forkbomb.ru

Flag is serial for `SPbCTF_2020!`. Download: spbctfjavatask.jar.

java bytecode keygen big_endian xor_swap jar

keygen_implementationxor_swap_analysisjar_decompilation

$ ls tags/ techniques/

java bytecode keygen big_endian xor_swap jar

keygen_implementationxor_swap_analysisjar_decompilation

Analysis

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$ 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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