Re: Mac 64-bit Shellcode

[Canberk BOLAT <canberk.bolat () gmail com>]

Is Metasm can't help?

"Metasm is a cross-architecture assembler, disassembler, compiler,
linker and debugger."
...
"2008/12: support for Mach-O and UniversalBinary executable file formats"

2011/6/1 Ty Miller <tyronmiller () gmail com>:
> Hey guys,
> I am currently putting together some Mac 64-bit shellcode but am having
> troubles extracting the shellcode on Linux. I can do it fine on Mac using
> nasm and otool, which produces the expected small shellcode, but I want to
> specifically do it from Linux as a central development location.
> I'm developing on BT5. I can compile it as macho64 using nasm. objdump
> doesn't recognise the macho64 format. I also used xxd and can see the small
> amount of shellcode in amongst heaps of other junk, but I cant see an easy
> way to automatically strip the shellcode from the xxd output.
> Any help would be appreciated.
> Thx,
> Ty
>
>
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-- 
Canberk Bolat
Security Researcher
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http://cbolat.blogspot.com
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