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Merge pull request #9893 from Security-Onion-Solutions/2.4/enable-zeek-vlan

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2.4/enable zeek vlan
This commit is contained in:
Doug Burks
2023-03-06 07:20:45 -05:00
committed by GitHub
parent 26dbaeb7ac a2bda07820
commit 1e31966d8d
4 changed files with 32 additions and 26 deletions
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25
salt/elasticsearch/files/ingest/suricata.common
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@@ -1,19 +1,20 @@
{
"description" : "suricata.common",
"processors" : [
{ "json": { "field": "message", "target_field": "message2", "ignore_failure": true } },
{ "rename":{ "field": "message2.proto", "target_field": "network.transport", "ignore_failure": true } },
{ "rename":{ "field": "message2.flow_id", "target_field": "log.id.uid", "ignore_failure": true } },
{ "rename":{ "field": "message2.src_ip", "target_field": "source.ip", "ignore_failure": true } },
{ "rename":{ "field": "message2.src_port", "target_field": "source.port", "ignore_failure": true } },
{ "rename":{ "field": "message2.dest_ip", "target_field": "destination.ip", "ignore_failure": true } },
{ "rename":{ "field": "message2.dest_port", "target_field": "destination.port", "ignore_failure": true } },
{ "rename": { "field": "message2.community_id", "target_field": "network.community_id", "ignore_missing": true } },
{ "set": { "field": "event.dataset", "value": "{{ message2.event_type }}" } },
{ "set": { "field": "observer.name", "value": "{{agent.name}}" } },
{ "set": { "field": "event.ingested", "value": "{{@timestamp}}" } },
{ "json": { "field": "message", "target_field": "message2", "ignore_failure": true } },
{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_failure": true } },
{ "rename": { "field": "message2.flow_id", "target_field": "log.id.uid", "ignore_failure": true } },
{ "rename": { "field": "message2.src_ip", "target_field": "source.ip", "ignore_failure": true } },
{ "rename": { "field": "message2.src_port", "target_field": "source.port", "ignore_failure": true } },
{ "rename": { "field": "message2.dest_ip", "target_field": "destination.ip", "ignore_failure": true } },
{ "rename": { "field": "message2.dest_port", "target_field": "destination.port", "ignore_failure": true } },
{ "rename": { "field": "message2.vlan", "target_field": "network.vlan.id", "ignore_failure": true } },
{ "rename": { "field": "message2.community_id", "target_field": "network.community_id", "ignore_missing": true } },
{ "set": { "field": "event.dataset", "value": "{{ message2.event_type }}" } },
{ "set": { "field": "observer.name", "value": "{{agent.name}}" } },
{ "set": { "field": "event.ingested", "value": "{{@timestamp}}" } },
{ "date": { "field": "message2.timestamp", "target_field": "@timestamp", "formats": ["ISO8601", "UNIX"], "timezone": "UTC", "ignore_failure": true } },
{ "remove":{ "field": "agent", "ignore_failure": true } },
{ "remove":{ "field": "agent", "ignore_failure": true } },
{ "pipeline": { "if": "ctx?.event?.dataset != null", "name": "suricata.{{event.dataset}}" } }
]
}

29
salt/elasticsearch/files/ingest/zeek.conn
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@@ -2,27 +2,28 @@
"description" : "zeek.conn",
"processors" : [
{ "set": { "field": "event.dataset", "value": "conn" } },
{ "remove": { "field": ["host"], "ignore_failure": true } },
{ "json": { "field": "message", "target_field": "message2", "ignore_failure": true } },
{ "remove": { "field": ["host"], "ignore_failure": true } },
{ "json": { "field": "message", "target_field": "message2", "ignore_failure": true } },
{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_missing": true } },
{ "rename": { "field": "message2.service", "target_field": "network.protocol", "ignore_missing": true } },
{ "rename": { "field": "message2.duration", "target_field": "event.duration", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_bytes", "target_field": "client.bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_bytes", "target_field": "server.bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.conn_state", "target_field": "connection.state", "ignore_missing": true } },
{ "rename": { "field": "message2.local_orig", "target_field": "connection.local.originator", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_bytes", "target_field": "client.bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_bytes", "target_field": "server.bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.conn_state", "target_field": "connection.state", "ignore_missing": true } },
{ "rename": { "field": "message2.local_orig", "target_field": "connection.local.originator", "ignore_missing": true } },
{ "rename": { "field": "message2.local_resp", "target_field": "connection.local.responder", "ignore_missing": true } },
{ "rename": { "field": "message2.missed_bytes", "target_field": "connection.bytes.missed", "ignore_missing": true } },
{ "rename": { "field": "message2.missed_bytes", "target_field": "connection.bytes.missed", "ignore_missing": true } },
{ "rename": { "field": "message2.history", "target_field": "connection.history", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_pkts", "target_field": "client.packets", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_ip_bytes", "target_field": "client.ip_bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_pkts", "target_field": "server.packets", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_ip_bytes", "target_field": "server.ip_bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_mac_oui", "target_field": "client.oui", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_pkts", "target_field": "client.packets", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_ip_bytes", "target_field": "client.ip_bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_pkts", "target_field": "server.packets", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_ip_bytes", "target_field": "server.ip_bytes", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_mac_oui", "target_field": "client.oui", "ignore_missing": true } },
{ "rename": { "field": "message2.tunnel_parents", "target_field": "log.id.tunnel_parents", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_cc", "target_field": "client.country_code","ignore_missing": true } },
{ "rename": { "field": "message2.resp_cc", "target_field": "server.country_code", "ignore_missing": true } },
{ "rename": { "field": "message2.orig_cc", "target_field": "client.country_code", "ignore_missing": true } },
{ "rename": { "field": "message2.resp_cc", "target_field": "server.country_code", "ignore_missing": true } },
{ "rename": { "field": "message2.sensorname", "target_field": "observer.name", "ignore_missing": true } },
{ "rename": { "field": "message2.vlan", "target_field": "network.vlan.id", "ignore_missing": true } },
{ "script": { "lang": "painless", "source": "ctx.network.bytes = (ctx.client.bytes + ctx.server.bytes)", "ignore_failure": true } },
{ "set": { "if": "ctx.connection?.state == 'S0'", "field": "connection.state_description", "value": "Connection attempt seen, no reply" } },
{ "set": { "if": "ctx.connection?.state == 'S1'", "field": "connection.state_description", "value": "Connection established, not terminated" } },

3
salt/soc/defaults.yaml
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@@ -1555,6 +1555,9 @@ soc:
- name: Firewall
description: Firewall logs
query: 'event.dataset:firewall | groupby -sankey rule.action interface.name | groupby rule.action | groupby interface.name | groupby network.transport | groupby source.ip | groupby destination.ip | groupby destination.port'
- name: VLAN
description: VLAN (Virtual Local Area Network) tagged logs
query: '* AND _exists_:network.vlan.id | groupby network.vlan.id | groupby source.ip | groupby -sankey source.ip destination.ip | groupby destination.ip | groupby destination.port | groupby event.dataset | groupby event.module | groupby observer.name | groupby source.geo.country_name | groupby destination.geo.country_name'
job:
alerts:
advanced: false

1
salt/zeek/defaults.yaml
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@@ -37,6 +37,7 @@ zeek:
- protocols/ftp/detect
- protocols/conn/known-hosts
- protocols/conn/known-services
- protocols/conn/vlan-logging
- protocols/ssl/known-certs
- protocols/ssl/validate-certs
- protocols/ssl/log-hostcerts-only