Snort mailing list archives

Re: Getting more context in snort alerts.


From: Kevin Ross <kevross33 () googlemail com>
Date: Tue, 11 Jan 2011 13:47:53 +0000

Also if you get the PCAPs you can do network file carving
http://blogs.cisco.com/security/network-based-file-carving/. I am wanting to
do this. Using a tool like tcpxtract or another tool pull out certain files
and have them automatically get scanned using various tools, (Clamav with
custom sigs, jsunpack perhaps, yara etc). Then have the files moved over for
further automated analysis while ones which did not fire anything useful are
removed. Sure it will miss stuff but I think it may work well in picking up
some stuff, especially if the intitial checks picks out not just 100%
malicious but suspicious stuff as well.

On 10 January 2011 18:00, sudhakar govindavajhala <sudhakarg79spam () gmail com
wrote:

Hi Snort folks,


When Snort identifies something as an attack, it currently only shows me
the single packet that triggered the alarm. It does not show me enough
context to make an informed decision.


Do you have any suggestions on how I could get more context?  Is this
something that Snort supports relatively out of the box or do I have to
write lots of code?   A silly option would be to use tcpdump to log all
packets and then search the logs.    Is there a better approach?


Thanks,
Sudhakar.


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Gaining the trust of online customers is vital for the success of any company
that requires sensitive data to be transmitted over the Web.   Learn how to 
best implement a security strategy that keeps consumers' information secure 
and instills the confidence they need to proceed with transactions.
http://p.sf.net/sfu/oracle-sfdevnl 
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