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4
votes
3answers
3k views

How to SUCCESSFULLY add a code section to an executable file in Linux?

I am in Linux, and I have seen this question a few times but never, nobody answered how to really make this work. I need to add a section to an already compiled binary. Lets say for a moment is an ...
1
vote
1answer
3k views

Can mprotect set the stack itself as executable?

I'm taking my first steps in memory exploitation in Linux. I'm following a tutorial for a practice VM($ uname -r -> 3.13.0-32-generic) The tutorial makes a call to mprotect to set a certain region ...
7
votes
2answers
274 views

How should I go about trying to figure out the programming language that was used?

I have an executable file and I would like to figure out which programming language was the source code written in. The first step would be to use a disassembler. What should be done after that ? ...
45
votes
8answers
27k views

How do I add functionality to an existing binary executable?

I want to add some functionality to an existing binary file. The binary file was created using gcc. Do I need to decompile the binary first, even though I sufficiently understand the functioning of ...