Snort mailing list archives

Re: Snort -Problem with rule -


From: Younes Abderrahmane <younes.abderrahmane31 () gmail com>
Date: Mon, 1 May 2017 14:46:34 -0700

*Hello,*

*Export your file in format pcap; later read it  with Snort ,*

*And  you can read multiple PCAPS from a file*

*Here are some links which can be useful*
 *Reading pcap files.
<http://manual-snort-org.s3-website-us-east-1.amazonaws.com/node8.html>*Make
Your Network Secure with PCAP and Snort
<http://opensourceforu.com/2015/04/make-your-network-secure-with-pcap-and-snort/>


On Sun, Apr 30, 2017 at 4:38 PM, Joe Bowes <joebowes50 () yahoo com> wrote:

Hello.....i am working on a class assignment.....having a hard
time....need to learn how to export packets from wireshark into
Snort.....any help greatly appreciated.

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<https://overview.mail.yahoo.com/mobile/?.src=Android>

On Sun, Apr 30, 2017 at 4:26 PM, Al Lewis (allewi)
<allewi () cisco com> wrote:
Hello,

    It may be easier to get help if you included a pcap of the traffic.

Thanks.

Albert Lewis
ENGINEER.SOFTWARE ENGINEERING
SOURCEfire, Inc. now part of Cisco
Email: allewi () cisco com








On 4/28/17, 9:05 PM, "younes.abderrahmane31 () gmail com" <
younes.abderrahmane31 () gmail com> wrote:

Hello everyone
I am trying to test SQLI with a snort
I have two machines:
1- Where I installedSNORT, and the application dvwa (to test sql
injection)
2- The machine which is going to make the attack Sqli injection on the
dvwa application

So in the first machine I added this rule (in local.rule), To detect Sqli
(https://www.linkedin.com/pulse/detecting-sql-
injections-real-time-mission-impossible-val-smirnov)
************************************************************
alert tcp any any -> any any (msg:"SQL 1 = 1 - possible sql injection
attempt"; flow:to_server,established; content:"1%3D1"; fast_pattern:only;
http_client_body; pcre:"/or\++1%3D1/Pi"; metadata:policy balanced-ips drop,
policy security-ips drop, service http; reference:url,ferruh.mavituna.
com/sql-injection-cheatsheet-oku/; classtype:web-application-attack;
sid:10000002; rev:002;)
**************************************************************

And after the test
sudo snort -T -c /etc/snort/snort.conf -i eth0
sudo snort -A console -c /etc/snort/snort.conf -i eth0
Snort detect nothing (for  exemple ‘1or1=1#)

But when I deleted the part pcre of the rule, snort detect it
***********************************************************
***********************************
alert tcp any any -> any any (msg:"SQL 1 = 1 - possible sql injection
attempt"; flow:to_server,established; content:"1%3D1"; sid:10000002;
rev:002;)
***********************************************************
************************************


Someone can help me, why the first rule does not work  (pcre )
Thank's.


Sent from Mail for Windows 10

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