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ids:snort [2018/05/03 09:00]
veera
ids:snort [2018/05/03 09:12] (current)
veera [Start snort and view analytics in TrisulNSM]
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 Open snort.conf and copy the lines from rules/​emerging.conf into snort.conf and comment out the old snort.conf rules. Open snort.conf and copy the lines from rules/​emerging.conf into snort.conf and comment out the old snort.conf rules.
  
-Next specify ​a HOMENET, ​otherwise many ET rules wont load+This is a bit of a chore, but you only do this once.  
 +==== Specify ​a HOMENET ​==== 
 + 
 + 
 +If you dont do thisyou will find out soon enough. Many ET rules wont load
  
 Example: Example:
Line 53: Line 57:
  
  
 +===== Configure Oinkmaster =====
 +
 +Oinkmaster will keep the rules updated.
 +
 +Open /​etc/​oinkmaster.conf ​ and add the ET (or ET-Pro) rule path using the ''​url''​ directive
 +
 +<​code>​
 +
 +# EMERGING THREATS COMMUNITY ​
 +url = https://​rules.emergingthreats.net/​open/​snort-2.9.0/​emerging.rules.tar.gz
 +
 +</​code>​
 +
 +Then you can test it out 
 +
 +<​code>​
 +oinkmaster -C /​etc/​oinkmaster.conf ​ -o /​etc/​snort/​rules
 +</​code>​
 +
 +
 +==== Make oinkmaster refresh at 2AM every night ====
 +
 +The following crontab entry will 
 +  - Run at 2:00 AM every night
 +  - Download latest rules and install them correctly
 +  - Send a SIGUSR1 to snort to reload the new rules 
 +
 +
 +Open ''​crontab -e''​ and add the following line
 +
 +<code cron>
 +
 +0 2 * * *  root ( /​usr/​sbin/​oinkmaster -C /​etc/​oinkmaster.conf -o /​etc/​snort/​rules;​ sleep 5; kill -USR1 `pidof -s snort` )
 +
 +</​code>​
 +
 +
 +That is pretty much it.  ​
 +
 +===== Start snort and view analytics in TrisulNSM =====
 +
 +First stop the old instance of snort
 +
 +<​code>​
 +pkill snort
 +</​code>​
 +
 +
 +Then Login to Trisul as admin/admin ; 
 +  * then go to Admin Tasks -> Start/Stop Tasks
 +  * on the selected network adapters -> More Options -> click on "How to start snort?" ​
 +  * copy paste that into a terminal.
  
  
 +You're all done.  ​
  
 +To view analytics in Trisul you can start with the  **Real Time Alerts dashboard**.
  
  
ids/snort.1525338028.txt.gz · Last modified: 2018/05/03 09:00 by veera