OK, who's the idiot using tcwireless.us?

Wed Oct 8 01:28:58 UTC 2008

The person responsible already posted about this about 4 hours ago, BTW; further speculation is obsolete. :)

- S

-----Original Message-----
From: Owen DeLong [mailto:owen at delong.com]
Sent: Tuesday, October 07, 2008 9:11 PM
To: Christopher LILJENSTOLPE
Cc: nanog at nanog.org
Subject: Re: OK, who's the idiot using tcwireless.us?

Active address validation, perhaps?

Owen

On Oct 7, 2008, at 3:05 PM, Christopher LILJENSTOLPE wrote:

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Greetings,
>
>       I agree with Howard here, I don't think this is a mis-
> configuration, but a harvest attempt.  The "mailserver" is in
> different messages, and I can't see how that could get misconfigured
> in a honest validation server.  My guess is that someone is trolling
> the archives, and sending this back?  Why, I have no idea, given
> they already can see the sending address.
>
>       Chris
>
> On 07 Oct 2008, at 13.14, Valdis.Kletnieks at vt.edu wrote:
>
>> Somebody on the NANOG mailing list has their mail pointing to
>> tcwireless.us,
>> which is throwing challenge/response mail like the following:
>>
>>
>> Your message
>>
>> From: Valdis.Kletnieks at vt.edu
>> To: n3td3v <xploitable at gmail.com>
>> Subject: Re: Fwd: cnn.com - Homeland Security seeks cyber
>> counterattack system (
>> Einstein 3.0)
>> Date: 10/6/2008
>>
>> has been just received by gmail.com mailserver.
>>
>> To prove that your message was sent by a human and not a computer,
>> please
>> visit the URL below and type in the alphanumeric text you will see
>> in the
>> image. You will be asked to do this only once for this recipient.
>>
>> http://mail.tcwireless.us/challenge/?folder=2008100614384085099427
>>
>> Your message will be automatically deleted in a few days if you do
>> not
>> confirm this request.
>>
>> =====================================================
>> DO NOT REPLY TO THIS MESSAGE. NO ONE WILL RECEIVE IT.
>> =====================================================
>>
>> Note it says 'gmail.com mailserver'.  Paul Ferguson reported to me
>> that the one
>> he saw said 'received by vt.edu mailserver'.  Also note that the
>> From/To
>> has lost nanog at nanog.org - for both my note and Paul's (in fact,
>> looking at
>> Paul's actual posting and mine show nanog at nanog.org as being the
>> only common
>> link, thus the "must be a nanog subscriber" conclusion).
>>
>> Please, if you're going to use a C/R, at least learn how to
>> whitelist the
>> mailing lists you're on.  And if you can't figure out how to do
>> that, please
>> do us all a favor and not try to run an operational network...
>
> - ---
> 李柯睿
> Check my PGP key here:
> http://pgp.mit.edu:11371/pks/lookup?op=get&search=0xCB67593B
>
>
>
>
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