File: juniper-geoip.rules

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# Sagan juniper-geoip.rules
# Copyright (c) 2009-2017, Quadrant Information Security <www.quadrantsec.com>
# All rights reserved.
#
# Please submit any custom rules or ideas to sagan-submit@quadrantsec.com or the sagan-sigs mailing list
#
#*************************************************************
#  Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
#  following conditions are met:
#
#  * Redistributions of source code must retain the above copyright notice, this list of conditions and the following
#    disclaimer.
#  * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
#    following disclaimer in the documentation and/or other materials provided with the distribution.
#  * Neither the name of the nor the names of its contributors may be used to endorse or promote products derived
#    from this software without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES,
#  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
#  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
#  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#*************************************************************


alert any $HOME_NET any -> $EXTERNAL_NET any (msg: "[JUNIPER-GEOIP] VPN Login from outside HOME_COUNTRY"; program: Juniper; pcre: "/Authentication successful|Login succeeded/i"; country_code: track by_src, isnot $HOME_COUNTRY; default_proto: tcp; default_dst_port: $HTTPS_PORT; classtype: successful-user; parse_src_ip: 1; reference: url, wiki.quadrantsec.com/bin/view/Main/5002028; sid:5002028; rev:2;)
alert any $HOME_NET any -> $EXTERNAL_NET any (msg: "[JUNIPER-GEOIP] VPN Logout from outside HOME_COUNTRY"; program: Juniper; content: "Logout from"; country_code: track by_src, isnot $HOME_COUNTRY; default_proto: tcp; default_dst_port: $HTTPS_PORT; classtype: successful-user; parse_src_ip: 1; reference: url, wiki.quadrantsec.com/bin/view/Main/5002029; sid:5002029; rev:2;)

# Juniper alerts for CVE 2015-7755 - Robert Nunley (rnunley@quadrantsec.com)

alert any $HOME_NET any -> $EXTERNAL_NET any (msg: "[ScreenOS-GEOIP] Juniper ScreenOS Admin Login from Outside of Home Country"; content: "Admin user"; content:"has logged on via"; country_code: track by_src, isnot $HOME_COUNTRY; default_proto: tcp; default_dst_port: $SSH_PORT; classtype: successful-user; parse_src_ip: 1; reference:url,kb.juniper.net/InfoCenter/index?page=content&id=JSA10713&actp=search; reference: url, wiki.quadrantsec.com/bin/view/Main/5002773; sid:5002773; rev:3;)