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сервис_snort [2024/05/09 10:41]
val [Сервис SNORT]
сервис_snort [2024/05/11 15:45]
val [alert_unified2 to syslog]
Line 17: Line 17:
 </​code><​code>​ </​code><​code>​
 ... ...
-DEBIAN_SNORT_INTERFACE="​eth2"​ +#​DEBIAN_SNORT_INTERFACE="​eth0"
-#​DEBIAN_SNORT_INTERFACE="​eth1"+
 #​DEBIAN_SNORT_INTERFACE="​bond1"​ #​DEBIAN_SNORT_INTERFACE="​bond1"​
 DEBIAN_SNORT_HOME_NET="​192.168.0.0/​16"​ DEBIAN_SNORT_HOME_NET="​192.168.0.0/​16"​
 #​DEBIAN_SNORT_HOME_NET="​any"​ #​DEBIAN_SNORT_HOME_NET="​any"​
 ... ...
-</​code><​code>​+</​code>​ 
 + 
 +  * [[https://​serverfault.com/​questions/​554713/​snort-not-detecting-outgoing-traffic|Snort not detecting outgoing traffic]] 
 +  * [[https://​forum.netgate.com/​topic/​55909/​snort-enable_xff|inside of ssl termination proxies we need to get X-Forwarded-For]] 
 +  * [[http://​manual-snort-org.s3-website-us-east-1.amazonaws.com/​node17.html|2.2 Preprocessors (snort_manual)]] 
 + 
 +<​code>​
 root@server:​~#​ cat /​etc/​snort/​snort.conf root@server:​~#​ cat /​etc/​snort/​snort.conf
 </​code><​code>​ </​code><​code>​
 +...
 +# Configure IP / TCP checksum mode
 +config checksum_mode:​ none
 +...
 +preprocessor http_inspect_server:​ server default \
 +...
 +    enable_xff \
 +    webroot no
 ... ...
 ####################################################################​ ####################################################################​
Line 45: Line 58:
  
 # tail -f /​var/​log/​auth.log | grep Red # tail -f /​var/​log/​auth.log | grep Red
 +
 +# u2spewfoo /​var/​log/​snort/​snort.alert
 </​code>​ </​code>​
  
Line 50: Line 65:
 <​code>​ <​code>​
 isp.un$ wget http://​192.168.X.10/​root.exe isp.un$ wget http://​192.168.X.10/​root.exe
 +</​code>​
 +
 +===== Копирование alert_unified2 в syslog =====
 +<​code>​
 +# stdbuf -i0 -o0 u2spewfoo <(tail -c +1 -f /​var/​log/​snort/​snort.alert) | logger -t snort -p auth.info
 +
 +# cat /​etc/​systemd/​system/​snort-alert-unified2-syslog.service
 +</​code><​code>​
 +[Unit]
 +Description=Send snort alert_unified2 to syslog
 +After=snort.service
 +
 +[Service]
 +ExecStart=/​bin/​bash -c '/​usr/​bin/​stdbuf -i0 -o0 /​usr/​sbin/​u2spewfoo <​(/​usr/​bin/​tail -c +1 -f /​var/​log/​snort/​snort.alert) | /​usr/​bin/​logger -t snort -p auth.info'​
 +
 +[Install]
 +WantedBy=multi-user.target
 </​code>​ </​code>​
  
сервис_snort.txt · Last modified: 2024/05/11 16:43 by val