Full Disclosure mailing list archives

Re: Using domain whois information for fun and profit


From: "Response Team" <lolirt () gmail com>
Date: Mon, 27 Feb 2006 16:13:06 -0600

You do realize that Windows, the OS that runs most of the computers on
Earth, does not have a native whois tool.

Anyway...

As someone else pointed out, this has already been reported but apparently I
missed it.

The evil side of <script> in Whois info:

It still is an interesting way to get traffic to your site, or to do a
phishing scheme.

For example, you could target customers of a particular registrar by linking
to whois.php?query=malicious_domain_whois.com on their server. Use the
<script> tag to open a popup requesting the user to update their domain
registration information. The parent URL in their browser is correct and
they are at a site they have done business with in the past.

Every "average Joe" user with a blog wants their own domain name. Being
threatened by email to update their contact information or lose the domain
is enough to get many of them to click. Also, if people will fill in their
paypal information on www.hacked-website/vulnerable/guestbook/www.paypal-
verify.com/thieves.php, why wouldn't they fill it in on a site they trust?

Getting the registrar's client list would take some time, but using a botnet
to do distributed whois gathering would give you all of the information you
need. A whois record usually shows who the registrar is and the owner
contact information. Sending a spoofed email out domain owner addresses of
people who have registered domains under a specific registrar would be
trivial.


Anyway, just a thought.

-traid

On 2/27/06, Joachim Schipper <j.schipper () math uu nl> wrote:

On Mon, Feb 27, 2006 at 02:41:17PM -0600, Response Team wrote:
The whois information for this domain contains a <script> tag. This
means if
you are to view the whois information on any HTML based page, the script
is
executed.

Registrant:
   DOMIBOT (CAREFREETRAVELMN-COM-DOM)
   Avenida Caroni 5478
   Colinas Monte, Caracas
   Venezuela
   +1.2085751538
   <script>open('http://CAREFREETRAVELMN.COM&apos;);</script>
   +1.2085751538
   domains () domibot com

   Domain Name: CAREFREETRAVELMN.COM
   Status: PROTECTED

A google search for HTML based Whois pages turned up: http://
networking.ringofsaturn.com/Tools/whois.php
If you do a whois on carefreetravelmn.com, you get a popup window.

Should internic allow <tags> to be used in domain registration contact
info?

Why not? It's not like it's internic's problem that some
people/programmers do stupid things.

Blacklists wouldn't work anyway, and it's, again, not internic's fault
or problem.

And there is no reason to use a web-based client when all serious
networking operating systems come with a whois client supplied (or at
least very, very easily installed).

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

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