[Snort-users] Testing Snort

Jeremy Hoel jthoel at ...11827...
Thu Jan 31 14:28:51 EST 2013


So the ET ruleset has some policy rules for Credit cards and SSN's
passed in the clear.  You might check those out to see if they meet
your needs.

sid-msg.map:2001328 || ET POLICY SSN Detected in Clear Text (dashed)
|| url,doc.emergingthreats.net/2001328
sid-msg.map:2001384 || ET POLICY SSN Detected in Clear Text (spaced)
|| url,doc.emergingthreats.net/2001384
sid-msg.map:2007971 || ET POLICY SSN Detected in Clear Text (SSN ) ||
url,doc.emergingthreats.net/2007971
sid-msg.map:2007972 || ET POLICY SSN Detected in Clear Text (SSN# ) ||
url,doc.emergingthreats.net/2007972
sid-msg.map:2015952 || ET CURRENT_EVENTS PHISH Generic -SSN - ssn1 ssn2 ssn3
id-msg.map:2001375 || ET POLICY Credit Card Number Detected in Clear
(16 digit spaced) || url,doc.emergingthreats.net/2001375 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001376 || ET POLICY Credit Card Number Detected in Clear
(16 digit dashed) || url,doc.emergingthreats.net/2001376 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001377 || ET POLICY Credit Card Number Detected in Clear
(16 digit) || url,doc.emergingthreats.net/2001377 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001378 || ET POLICY Credit Card Number Detected in Clear
(15 digit) || url,doc.emergingthreats.net/2001378 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001379 || ET POLICY Credit Card Number Detected in Clear
(15 digit spaced) || url,doc.emergingthreats.net/2001379 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001380 || ET POLICY Credit Card Number Detected in Clear
(15 digit dashed) || url,doc.emergingthreats.net/2001380 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001381 || ET POLICY Credit Card Number Detected in Clear
(14 digit) || url,doc.emergingthreats.net/2001381 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001382 || ET POLICY Credit Card Number Detected in Clear
(14 digit spaced) || url,doc.emergingthreats.net/2001382 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2001383 || ET POLICY Credit Card Number Detected in Clear
(14 digit dashed) || url,doc.emergingthreats.net/2001383 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2002477 || ET DELETED SMTP Credit Card, JCB ||
url,doc.emergingthreats.net/bin/view/Main/2002477
sid-msg.map:2002488 || ET DELETED SMTP Credit History ||
url,doc.emergingthreats.net/bin/view/Main/2002488
sid-msg.map:2002561 || ET DELETED HTTP - Credit Card, JCB ||
url,doc.emergingthreats.net/bin/view/Main/2002561
sid-msg.map:2002572 || ET DELETED HTTP - Credit History ||
url,doc.emergingthreats.net/bin/view/Main/2002572
sid-msg.map:2002642 || ET DELETED High Ports - Credit Card, JCB ||
url,doc.emergingthreats.net/2002642
sid-msg.map:2002653 || ET DELETED High Ports - Credit History ||
url,doc.emergingthreats.net/2002653
sid-msg.map:2009293 || ET POLICY Credit Card Number Detected in Clear
(15 digit spaced 2) || url,doc.emergingthreats.net/2009293 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2009294 || ET POLICY Credit Card Number Detected in Clear
(15 digit dashed 2) || url,doc.emergingthreats.net/2009294 ||
url,www.beachnet.com/~hstiles/cardtype.html
sid-msg.map:2013244 || ET CURRENT_EVENTS Known Injected Credit Card
Fraud Malvertisement Script ||
url,blogs.paretologic.com/malwarediaries/index.php/2011/07/06/stolen-credit-card

What you are looking for is more of a data leakage protection (DLP)
.You might find this useful for other OS tools that might solve your
problem better
http://www.chrisbrenton.org/wp-content/uploads/2010/01/poor-mans-dlp.pdf

On Wed, Jan 30, 2013 at 4:10 PM, Josh Bitto <jbitto at ...16055...> wrote:
> Hmmm…..now I have another question…lol…it’s hump day (middle of the week)
>
>
>
> Is there a program out there that works with snort in a way to capture data
> from users…..let’s say…sensitive data rule gets fired (example Email
> Addresses) and we want to make sure that whatever rule that is….the content
> lines up with company policy.
>
>
>
> I know of wireshark, but that is just packets…
>
>
>
>
>
>
>
>
>
>
>
> From: Joel Esler [mailto:jesler at ...1935...]
> Sent: Wednesday, January 30, 2013 12:52 PM
> To: Josh Bitto
> Cc: Jeremy Hoel; Snort Users
>
>
> Subject: Re: [Snort-users] Testing Snort
>
>
>
> On Jan 30, 2013, at 3:44 PM, Josh Bitto <jbitto at ...16055...> wrote:
>
>
>
> 1. The rules update....I obtained the oinkmaster code and put it in. It has
> the option to update at certain time every 12 hours for example.....Does it
> automatically do that or do I have to buy a subscription for that to
> actually work? I know the definitions will be 30 days old for just a regular
> registered user, but still.
>
>
>
> You'd probably want to cron it.
>
>
>
> 2. Back to the rules search....ok I searched a couple of SID numbers and it
> came back as "this rule as been deprecated and placed into deleted.rules"
> Should I suppress that or is my definitions outdated?
>
>
>
> Your definitions may be outdated.  When we delete a rule, it usually because
> it's no longer useful or it's been replaced by better detection.
>
>
>
> --
> Joel Esler
> Senior Research Engineer, VRT
> OpenSource Community Manager
> Sourcefire




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