stegoProeasy

fordata_txt (TXT)

spbctf

Task: Find hidden info in an RTF file with Lorem ipsum text. Solution: Whitespace steganography - decode trailing tabs and spaces as binary (TAB=1, SPACE=0) to reveal the flag.

$ ls tags/ techniques/

binary_encoding rtf text_steganography whitespace tabs_spaces

whitespace_steganographytab_space_binary_encoding

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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