full-disclosure - Re: .NET REMOTING on port 31337

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Message-ID: <46FD40E0.70406@snosoft.com>
Date: Fri, 28 Sep 2007 13:58:56 -0400
From: Simon Smith <simon@...soft.com>
To: The Security Community <thesecuritycommunity@...il.com>
Cc: Full-Disclosure <full-disclosure@...ts.grok.org.uk>
Subject: Re: .NET REMOTING on port 31337

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Right,
	It set off alarms with all of my penetration testers hence why we're
researching it. The question I have is, has anyone seen port 31337
respond with the .NET REMOTING banner? Our nmap -A claims that it is
.NET REMOTING... just seems weird...

Anyone know of any backdoors that do that?

The Security Community wrote:
> The last time I saw anything on port 31337 (ELEET) it was during a
> vulnerability assessment.  We shut it down and stopped the assessment.
>  Management wouldn't let us investigate, then blew the cover on the
> assessment a week or two later.
> 
> It's almost always bad, but you may just have an admin with a stupid
> sense of humor.
> 
> 31337 should always throw a red flag.
> 
> On 9/28/07, Simon Smith <simon@...soft.com> wrote:
> 
> Has anyone ever heard of .NET REMOTING running on port 31337? If so,
> have you ever seen it "legitimate"?
> 
> 
>>
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- --

- - simon

- ----------------------
http://www.snosoft.com

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_______________________________________________
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