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Date: Fri, 11 Nov 2011 19:58:18 +0400
From: Solar Designer <>
Subject: Re: NTLM challenge/response cracking (again...)

On Fri, Nov 11, 2011 at 04:42:40PM +0100, rootkit rootkit wrote:
> However there's something I don't understand: does the NETLM cracking
> work only if the challenge is 1122334455667788? Would it work for any
> challenge?

It is supposed to work for other challenges as well, but then you won't
get "matching salts", so cracking of multiple C/R pairs will be slower.

> I'm asking this because I tried to crack my own account (of which I
> know the password) using a dictionary with my password in it, and it
> didn't work. And it did not work with brute force either.

Can you please post this sample C/R pair and the corresponding password
(change it again before posting, indeed)?  Also, it might help if you
include some info on the systems involved (such as versions of Windows).



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