The daemon on port 4004 is a fairly simple daemon that check for a password (hard-coded in the binary) and just says “You are authenticated”. What’s interesting is that this daemon is running on the same server that many other challenges so we used it to fetch files and solve […]
This challenge runs under the NDH VM written specially for this CTF by Jonathan Salwan. We are told to exploit a web server running at sciteek.nuitduhack.com:4005 to get a file named sciteek-private.txt. We get a copy of the web server software in the file Web3.ndh which is running in the […]
We have a binary $ file reverse_me.bin reverse_me.bin.back: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), statically linked, corrupted section header size $ readelf -l reverse_me.bin Elf file type is EXEC (Executable file) Entry point 0x8048054 There are 1 program headers, starting at offset 52 Program Headers: Type Offset […]