1. Basic gdb usage

    2022-10-11 By qld

    Key takeaways here are gdb command lines as radare, uh, requires too much remembering esoteric keystrokes. Usual friends plus ida were good enough to solve it all in one day.

    gdb -x /opt/gdbinit/gdbinit ./file
    set disassembly-flavor intel
    break main
    disassemble main
    stepi
    x/s address
    x/8 …
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  2. git gud

    2022-10-11 By qld

    Intro

    I recently got a message reminding me that while reverse engineering binaries is somewhat an easy task, as anyone can spend time scrolling in IDA Pro and get used to how binaries are laid out, exploiting vulnerabilities is another serious problem, and it's where the actual hacking gets done …

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