From: Kevin Sheldrake (kev@electriccat.co.uk)
Date: Sun Aug 29 2004 - 11:59:35 EDT
Sounds like a honeypot. You might want to use amap or the -sV option of
nmap to try and enumerate the real services in amongst the fake ones.
Never done it so unsure of the results but logic dictates that it'll work,
even if takes "a very long time" (TM).
Kev
> I am not sure what is doing this, but I assume it is a software (or some
> kind of) firewall/hids, can anybody point me in the right direction?
>
> I am pen-testing a Windows webserver, and a port scan reveals ALL tcp
> ports open. hping also confirms that a SA is returned for any S packets
> sent to any port I try. I can connect via netcat any of the ports, and
> send data, but nothing is returned. In order to verify services, I am
> required to connect and check for a banner or send appropriate protocol
> commands to elicit a response.
>
> Has anyone seen this, or have any idea of what this is?
>
> Thanks.
>
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-- Kevin Sheldrake MEng MIEE CEng CISSP Electric Cat (Bournemouth) Ltd ------------------------------------------------------------------------------ Ethical Hacking at the InfoSec Institute. All of our class sizes are guaranteed to be 12 students or less to facilitate one-on-one interaction with one of our expert instructors. Check out our Advanced Hacking course, learn to write exploits and attack security infrastructure. Attend a course taught by an expert instructor with years of in-the-field pen testing experience in our state of the art hacking lab. Master the skills of an Ethical Hacker to better assess the security of your organization. http://www.infosecinstitute.com/courses/ethical_hacking_training.html -------------------------------------------------------------------------------
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