full-disclosure - Re: Modifying SSH to Capture Login Credentials from Attackers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1254254280.3384.31.camel@hkb-laptop>
Date: Tue, 29 Sep 2009 15:58:00 -0400
From: Kurth Bemis <kurth.bemis@...il.com>
To: "my.hndl" <my.hndl@...il.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Modifying SSH to Capture Login Credentials
 from Attackers

Aren't all auth failures stored in /var/log/auth (or something similar)?
and won't most log-watching and reporting packages report failed login
attempts already?

~k
On Tue, 2009-09-29 at 12:25 -0700, my.hndl wrote:
> If you've ever had your SSH server dictionary attacked and wondered
> what usernames / passwords the attackers were trying...
> 
> I've posted detailed instructions on modifying openssh on Ubuntu 9.04
> in order to log username / password attempts made by bots.  This
> information can then be used to track down the tools / dictionaries
> being used against you, and may even lead to discovery of IRC command
> & control channels used by the botnet herders/masters (the topic of my
> next post).
> 
> Full username / password logs included for your enjoyment:
> http://paulmakowski.wordpress.com/2009/09/28/hacking-sshd-for-a-pass_file/
> 
> Intended for novices interested in honeypots.
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.grok.org.uk/full-disclosure-charter.html
> Hosted and sponsored by Secunia - http://secunia.com/

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/