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Merge pull request #9681 from Security-Onion-Solutions/fix/suricata-dhcp-parsing-2.3

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2.3: Improve Suricata DHCP parsing and dashboard
This commit is contained in:
Doug Burks
2023-01-31 10:18:49 -05:00
committed by GitHub
parent 48401f6a3f d12aa0ed56
commit b4530ffffe
2 changed files with 12 additions and 10 deletions
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20
salt/elasticsearch/files/ingest/suricata.dhcp
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@@ -1,15 +1,17 @@
{
"description" : "suricata.dhcp",
"processors" : [
{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_missing": true } },
{ "rename": { "field": "message2.app_proto", "target_field": "network.protocol", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.assigned_ip", "target_field": "dhcp.assigned_ip", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_ip", "target_field": "client.address", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_mac", "target_field": "host.mac", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.dhcp_type", "target_field": "dhcp.message_types", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.hostname", "target_field": "host.hostname", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.type", "target_field": "dhcp.type", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.id", "target_field": "dhcp.id", "ignore_missing": true } },
{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_missing": true } },
{ "rename": { "field": "message2.app_proto", "target_field": "network.protocol", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.assigned_ip", "target_field": "dhcp.assigned_ip", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_ip", "target_field": "client.address", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_mac", "target_field": "host.mac", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.dhcp_type", "target_field": "dhcp.message_types", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.hostname", "target_field": "host.hostname", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.type", "target_field": "dhcp.type", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.id", "target_field": "dhcp.id", "ignore_missing": true } },
{ "set": { "if": "ctx.dhcp?.type == 'request'", "field": "server.address", "value": "{{destination.ip}}" } },
{ "set": { "if": "ctx.dhcp?.type == 'reply'", "field": "server.address", "value": "{{source.ip}}" } },
{ "pipeline": { "name": "common" } }
]
}

2
salt/soc/files/soc/dashboards.queries.json
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@@ -15,7 +15,7 @@
{ "name": "Zeek Notice", "description": "Zeek notice logs", "query": "event.dataset:notice | groupby -sankey notice.note destination.ip | groupby notice.note | groupby notice.message | groupby notice.sub_message | groupby source.ip | groupby destination.ip | groupby destination.port | groupby destination_geo.organization_name"},
{ "name": "Connections", "description": "Network connection metadata", "query": "event.dataset:conn | groupby source.ip | groupby destination.ip | groupby destination.port | groupby -sankey destination.port network.protocol | groupby network.protocol | groupby network.transport | groupby connection.history | groupby connection.state | groupby connection.state_description | groupby source.geo.country_name | groupby destination.geo.country_name | groupby client.ip_bytes | groupby server.ip_bytes | groupby client.oui"},
{ "name": "DCE_RPC", "description": "DCE_RPC (Distributed Computing Environment / Remote Procedure Calls) network metadata", "query": "event.dataset:dce_rpc | groupby -sankey dce_rpc.endpoint dce_rpc.operation | groupby dce_rpc.endpoint | groupby dce_rpc.operation | groupby dce_rpc.named_pipe | groupby source.ip | groupby destination.ip | groupby destination.port | groupby destination_geo.organization_name"},
{ "name": "DHCP", "description": "DHCP (Dynamic Host Configuration Protocol) leases", "query": "event.dataset:dhcp | groupby host.hostname | groupby host.domain | groupby dhcp.message_types | groupby -sankey client.address server.address | groupby client.address | groupby server.address"},
{ "name": "DHCP", "description": "DHCP (Dynamic Host Configuration Protocol) leases", "query": "event.dataset:dhcp | groupby host.hostname | groupby dhcp.message_types | groupby -sankey client.address server.address | groupby client.address | groupby server.address | groupby host.domain"},
{ "name": "DNS", "description": "DNS (Domain Name System) queries", "query": "event.dataset:dns | groupby dns.query.name | groupby dns.highest_registered_domain | groupby dns.parent_domain | groupby -sankey source.ip destination.ip | groupby dns.answers.name | groupby dns.query.type_name | groupby dns.response.code_name | groupby source.ip | groupby destination.ip | groupby destination.port | groupby destination_geo.organization_name"},
{ "name": "DPD", "description": "DPD (Dynamic Protocol Detection) errors", "query": "event.dataset:dpd | groupby error.reason | groupby network.protocol | groupby -sankey source.ip destination.ip | groupby source.ip | groupby destination.ip | groupby destination.port | groupby destination_geo.organization_name"},
{ "name": "Files", "description": "Files seen in network traffic", "query": "event.dataset:file | groupby file.mime_type | groupby -sankey file.mime_type file.source | groupby file.source | groupby file.bytes.total | groupby source.ip | groupby destination.ip | groupby destination_geo.organization_name"},