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snort-geoip.rules
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snort-geoip.rules
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# Sagan snort-geoip.rules
# Copyright (c) 2009-2013, Quadrant Information Security <www.quadrantsec.com>
# All rights reserved.
#
# Please submit any custom rules or ideas to [email protected] 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.
#
#
# These detect where certain types of files are accessed from outside your HOME_COUNTRY.
# They require that:
#
# 1. Snort logs to syslog:
# output alert_syslog: LOG_AUTH LOG_ALERT # Example SNORT config
# 2. Snort "file-identify.rules" rules are enabled
#
# Concept by Robert Nunley ([email protected]) - 02/21/2014
# THIS RULES ARE HIGHLY EXPERIMENTAL!
alert syslog $HOME_NET any -> $EXTERNAL_NET any (msg: "[FILE-GEOIP] Executable Downloaded from outside HOME_COUNTRY"; program: snort; country_code: track_by_dst, isnot $HOME_COUNTRY; content: "FILE-IDENTIFY"; content: "Exe"; classtype: bad-unknown; parse_src_ip: 1; parse_dst_ip: 2; reference: url, wiki.quadrantsec.com/bin/view/Main/5001979; sid: 5001979; rev: 1;)
alert syslog $HOME_NET any -> $EXTERNAL_NET any (msg: "[FILE-GEOIP] Java Downloaded from outside HOME_COUNTRY"; program: snort; country_code: track_by_dst, isnot $HOME_COUNTRY; content: "FILE-IDENTIFY"; content: "Java"; classtype: bad-unknown; parse_src_ip: 1; parse_dst_ip: 2; reference: url, wiki.quadrantsec.com/bin/view/Main/5001980; sid: 5001980; rev: 1;)
alert syslog $HOME_NET any -> $EXTERNAL_NET any (msg: "[FILE-GEOIP] Jar/Zip Downloaded from outside HOME_COUNTRY"; program: snort; country_code: track_by_dst, isnot $HOME_COUNTRY; content: "FILE-IDENTIFY"; content: "Jar"; classtype: bad-unknown; parse_src_ip: 1; parse_dst_ip: 2; reference: url, wiki.quadrantsec.com/bin/view/Main/5001981; sid: 5001981; rev: 1;)
alert syslog $HOME_NET any -> $EXTERNAL_NET any (msg: "[FILE-GEOIP] PDF Downloaded from outside HOME_COUNTRY"; program: snort; country_code: track_by_dst, isnot $HOME_COUNTRY; content: "FILE-IDENTIFY"; content: "PDF"; classtype: bad-unknown; parse_src_ip: 1; parse_dst_ip: 2; reference: url, wiki.quadrantsec.com/bin/view/Main/5001982; sid: 5001982; rev: 1;)
alert syslog $HOME_NET any -> $EXTERNAL_NET any (msg: "[FILE-GEOIP] Flash Downloaded from outside HOME_COUNTRY"; program: snort; country_code: track_by_dst, isnot $HOME_COUNTRY; content: "FILE-IDENTIFY"; content: "Flash"; classtype: bad-unknown; parse_src_ip: 1; parse_dst_ip: 2; reference: url, wiki.quadrantsec.com/bin/view/Main/5001983; sid: 5001983; rev: 1;)