X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?p=ossec-hids.git;a=blobdiff_plain;f=debian%2Fossec-hids%2Fvar%2Fossec%2Frules%2Fcourier_rules.xml;fp=debian%2Fossec-hids%2Fvar%2Fossec%2Frules%2Fcourier_rules.xml;h=2212d32e15bc6832efeb02bc241dd4f49481c52c;hp=0000000000000000000000000000000000000000;hb=3f728675941dc69d4e544d3a880a56240a6e394a;hpb=927951d1c1ad45ba9e7325f07d996154a91c911b

diff --git a/debian/ossec-hids/var/ossec/rules/courier_rules.xml b/debian/ossec-hids/var/ossec/rules/courier_rules.xml
new file mode 100644
index 0000000..2212d32
--- /dev/null
+++ b/debian/ossec-hids/var/ossec/rules/courier_rules.xml
@@ -0,0 +1,67 @@
+<!-- @(#) $Id: ./etc/rules/courier_rules.xml, 2011/09/08 dcid Exp $
+
+  -  Official Courier rules for OSSEC.
+  -
+  -  Copyright (C) 2009 Trend Micro Inc.
+  -  All rights reserved.
+  -
+  -  This program is a free software; you can redistribute it
+  -  and/or modify it under the terms of the GNU General Public
+  -  License (version 2) as published by the FSF - Free Software
+  -  Foundation.
+  -
+  -  License details: http://www.ossec.net/en/licensing.html
+  -->
+
+<!-- Using logs from: http://www.ossec.net/wiki/index.php/Courier -->
+
+<group name="syslog,courier,">
+  <rule id="3900" level="0">
+    <decoded_as>courier</decoded_as>
+    <description>Grouping for the courier rules.</description>
+  </rule>
+  
+  <rule id="3901" level="3">
+    <if_sid>3900</if_sid>
+    <match>^Connection, </match>
+    <description>New courier (imap/pop3) connection.</description>
+    <group>connection_attempt,</group>
+  </rule>
+
+  <rule id="3902" level="5">
+    <if_sid>3900</if_sid>
+    <match>^LOGIN FAILED,| FAILED:</match>
+    <description>Courier (imap/pop3) authentication failed.</description>
+    <group>authentication_failed,</group>
+  </rule>
+
+  <rule id="3903" level="0">
+    <if_sid>3900</if_sid>
+    <match>^LOGOUT,|^DISCONNECTED</match>
+    <description>Courier logout/timeout.</description>
+  </rule>
+
+  <rule id="3904" level="3">
+    <if_sid>3900</if_sid> 
+    <match>^LOGIN,</match>
+    <description>Courier (imap/pop3) authentication success.</description>
+    <group>authentication_success,</group>
+  </rule>  
+  
+  <rule id="3910" level="10" frequency="10" timeframe="30">
+    <if_matched_sid>3902</if_matched_sid>
+    <description>Courier brute force (multiple failed logins).</description>
+    <group>authentication_failures,</group>
+    <same_source_ip />
+  </rule>
+
+  <rule id="3911" level="10" frequency="15" timeframe="30">
+    <if_matched_sid>3901</if_matched_sid>
+    <same_source_ip />
+    <description>Multiple connection attempts from same source.</description>
+    <group>recon,</group>
+  </rule>
+</group> <!-- SYSLOG,COURIER -->
+
+
+<!-- EOF -->