File: bluedot.rules

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sagan-rules 1:20170725-1
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# Sagan bluedot.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.
#

# These are CATCH ALL rules.  This means it will parse _all_ logs. 

alert any $EXTERNAL_NET any -> $HOME_NET any (msg: "[BLUEDOT] Suspicious IP detected via Bluedot"; bluedot: type ip_reputation, track all, mdate_effective_period 1 months, Malicious,Tor,Proxy; content:!"drop"; nocase; content:!"denied"; nocase; content:!"deny"; nocase; content:!"qipapikey"; classtype: suspicious-traffic; after: track by_src, count 10, seconds 30; threshold: type limit, track by_src, count 2, seconds 3600; parse_src_ip: 1; parse_dst_ip: 2; normalize; parse_proto; parse_proto_program; reference: url,wiki.quadrantsec.com/bin/view/Main/5002288; sid:5002288; rev:7;)

alert any $EXTERNAL_NET any -> $HOME_NET any (msg: "[BLUEDOT] Malicious MD5 hash detected via Bluedot"; bluedot: type file_hash,Malicious; parse_hash: md5; classtype: suspicious-traffic; parse_src_ip: 1; normalize; reference: url,wiki.quadrantsec.com/bin/view/Main/5002288; sid:5003118; rev:1;)

alert any $EXTERNAL_NET any -> $HOME_NET any (msg: "[BLUEDOT] Malicious SHA1 hash detected via Bluedot"; bluedot: type file_hash,Malicious; parse_hash: sha1; classtype: suspicious-traffic; parse_src_ip: 1; normalize; reference: url,wiki.quadrantsec.com/bin/view/Main/5002288; sid:5003119; rev:1;)

alert any $EXTERNAL_NET any -> $HOME_NET any (msg: "[BLUEDOT] Malicious SHA256 hash detected via Bluedot"; bluedot: type file_hash,Malicious; parse_hash: sha256; classtype: suspicious-traffic; parse_src_ip: 1; normalize; reference: url,wiki.quadrantsec.com/bin/view/Main/5002288; sid:5003120; rev:1;)