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Suricata Logstash Elasticsearch
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input { | |
file { | |
path => ["/var/log/suricata/eve.json"] | |
sincedb_path => ["/var/lib/logstash/since.db"] | |
codec => json | |
type => "SuricataIDPS" | |
} | |
} | |
filter { | |
if [type] == "SuricataIDPS" { | |
date { | |
match => [ "timestamp", "ISO8601" ] | |
} | |
ruby { | |
code => "if event['event_type'] == 'fileinfo'; event['fileinfo']['type']=event['fileinfo']['magic'].to_s.split(',')[0]; end;" | |
} | |
} | |
if [src_ip] { | |
geoip { | |
source => "src_ip" | |
target => "src_geoip" | |
database => "/opt/logstash/vendor/geoip/GeoLiteCity.dat" | |
} | |
mutate { | |
add_field => { "src_ip_rdns" => "%{src_ip}" } | |
} | |
dns { | |
reverse => [ "src_ip_rdns" ] | |
action => "replace" | |
} | |
} | |
if [dest_ip] { | |
geoip { | |
source => "dest_ip" | |
target => "dest_geoip" | |
database => "/opt/logstash/vendor/geoip/GeoLiteCity.dat" | |
} | |
mutate { | |
add_field => { "dest_ip_rdns" => "%{dest_ip}" } | |
} | |
dns { | |
reverse => [ "dest_ip_rdns" ] | |
action => "replace" | |
} | |
} | |
#if [dest_port] and [proto] and ([proto] == "TCP" or [proto] == "UDP"){ | |
# ruby { | |
# code => "require 'socket'; event['dest_service'] = Socket::getservbyport(event['dest_port'], event['proto'].downcase)" | |
# } | |
#} | |
} | |
output { | |
elasticsearch { | |
hosts => ["localhost"] | |
index => "logstash-suricata-%{+YYYY.MM.dd}" | |
template => "/etc/logstash/templates/suricata_template.json" | |
template_overwrite => true | |
} | |
} |
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{ | |
"template" : "logstash-suricata-*", | |
"settings" : { | |
"index.refresh_interval" : "5s" | |
}, | |
"mappings" : { | |
"_default_" : { | |
"_all" : {"enabled" : true, "omit_norms" : true}, | |
"dynamic_templates" : [ { | |
"message_field" : { | |
"match" : "message", | |
"match_mapping_type" : "string", | |
"mapping" : { | |
"type" : "string", "index" : "analyzed", "omit_norms" : true, | |
"fielddata" : { "format" : "disabled" } | |
} | |
} | |
}, { | |
"string_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "string", | |
"mapping" : { | |
"type" : "string", "index" : "analyzed", "omit_norms" : true, | |
"fielddata" : { "format" : "disabled" }, | |
"fields" : { | |
"raw" : {"type": "string", "index" : "not_analyzed", "doc_values" : true, "ignore_above" : 256} | |
} | |
} | |
} | |
}, { | |
"float_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "float", | |
"mapping" : { "type" : "float", "doc_values" : true } | |
} | |
}, { | |
"double_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "double", | |
"mapping" : { "type" : "double", "doc_values" : true } | |
} | |
}, { | |
"byte_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "byte", | |
"mapping" : { "type" : "byte", "doc_values" : true } | |
} | |
}, { | |
"short_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "short", | |
"mapping" : { "type" : "short", "doc_values" : true } | |
} | |
}, { | |
"integer_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "integer", | |
"mapping" : { "type" : "integer", "doc_values" : true } | |
} | |
}, { | |
"long_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "long", | |
"mapping" : { "type" : "long", "doc_values" : true } | |
} | |
}, { | |
"date_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "date", | |
"mapping" : { "type" : "date", "doc_values" : true } | |
} | |
}, { | |
"geo_point_fields" : { | |
"match" : "*", | |
"match_mapping_type" : "geo_point", | |
"mapping" : { "type" : "geo_point", "doc_values" : true } | |
} | |
} ], | |
"properties" : { | |
"@timestamp": { "type": "date", "doc_values" : true }, | |
"@version": { "type": "string", "index": "not_analyzed", "doc_values" : true }, | |
"dest_geoip" : { | |
"type" : "object", | |
"dynamic": true, | |
"properties" : { | |
"ip": { "type": "ip", "doc_values" : true }, | |
"location" : { "type" : "geo_point", "doc_values" : true }, | |
"latitude" : { "type" : "float", "doc_values" : true }, | |
"longitude" : { "type" : "float", "doc_values" : true } | |
} | |
}, | |
"src_geoip" : { | |
"type" : "object", | |
"dynamic": true, | |
"properties" : { | |
"ip": { "type": "ip", "doc_values" : true }, | |
"location" : { "type" : "geo_point", "doc_values" : true }, | |
"latitude" : { "type" : "float", "doc_values" : true }, | |
"longitude" : { "type" : "float", "doc_values" : true } | |
} | |
} | |
} | |
} | |
} | |
} |
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