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Merge pull request #9497 from Security-Onion-Solutions/fix/sysmon-parsing-2.3

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FIX: Sysmon logs are missing event.category and event.dataset #8194
This commit is contained in:
Doug Burks
2023-01-03 08:56:16 -05:00
committed by GitHub
parent ff4850d9ce 5d060f9832
commit 55c6fc422b
2 changed files with 110 additions and 73 deletions
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39
salt/elasticsearch/files/ingest/sysmon
View File

@@ -4,14 +4,39 @@
{ "set": { "field": "event.code", "value": "{{winlog.event_id}}", "override": true } },
{ "set": { "field": "event.module", "value": "sysmon", "override": true } },
{ "set": { "if": "ctx.winlog?.computer_name != null", "field": "observer.name", "value": "{{winlog.computer_name}}", "override": true } },
{ "set": { "if": "ctx.event?.code == '3'", "field": "event.category", "value": "host,process,network", "override": true } },
{ "set": { "if": "ctx.event?.code == '1'", "field": "event.category", "value": "host,process", "override": true } },
{ "set": { "if": "ctx.event?.code == '2'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '3'", "field": "event.category", "value": "host,process,network", "override": true } },
{ "set": { "if": "ctx.event?.code == '4'", "field": "event.category", "value": "host", "override": true } },
{ "set": { "if": "ctx.event?.code == '5'", "field": "event.category", "value": "host,process", "override": true } },
{ "set": { "if": "ctx.event?.code == '6'", "field": "event.category", "value": "host,driver", "override": true } },
{ "set": { "if": "ctx.event?.code == '7'", "field": "event.category", "value": "host,process", "override": true } },
{ "set": { "if": "ctx.event?.code == '8'", "field": "event.category", "value": "host,process", "override": true } },
{ "set": { "if": "ctx.event?.code == '9'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '10'", "field": "event.category", "value": "host,process", "override": true } },
{ "set": { "if": "ctx.event?.code == '11'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '12'", "field": "event.category", "value": "host,registry", "override": true } },
{ "set": { "if": "ctx.event?.code == '13'", "field": "event.category", "value": "host,registry", "override": true } },
{ "set": { "if": "ctx.event?.code == '14'", "field": "event.category", "value": "host,registry", "override": true } },
{ "set": { "if": "ctx.event?.code == '15'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '16'", "field": "event.category", "value": "host", "override": true } },
{ "set": { "if": "ctx.event?.code == '17'", "field": "event.category", "value": "host,pipe", "override": true } },
{ "set": { "if": "ctx.event?.code == '18'", "field": "event.category", "value": "host,pipe", "override": true } },
{ "set": { "if": "ctx.event?.code == '19'", "field": "event.category", "value": "host,wmi", "override": true } },
{ "set": { "if": "ctx.event?.code == '20'", "field": "event.category", "value": "host,wmi", "override": true } },
{ "set": { "if": "ctx.event?.code == '21'", "field": "event.category", "value": "host,wmi", "override": true } },
{ "set": { "if": "ctx.event?.code == '22'", "field": "event.category", "value": "network", "override": true } },
{ "set": { "if": "ctx.event?.code == '23'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '24'", "field": "event.category", "value": "host,clipboard", "override": true } },
{ "set": { "if": "ctx.event?.code == '25'", "field": "event.category", "value": "host,process", "override": true } },
{ "set": { "if": "ctx.event?.code == '26'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '27'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '28'", "field": "event.category", "value": "host,file", "override": true } },
{ "set": { "if": "ctx.event?.code == '255'", "field": "event.category", "value": "host", "override": true } },
{ "set": { "if": "ctx.event?.code == '1'", "field": "event.dataset", "value": "process_creation", "override": true } },
{ "set": { "if": "ctx.event?.code == '2'", "field": "event.dataset", "value": "process_changed_file", "override": true } },
{ "set": { "if": "ctx.event?.code == '3'", "field": "event.dataset", "value": "network_connection", "override": true } },
{ "set": { "if": "ctx.event?.code == '4'", "field": "event.dataset", "value": "service_state_changed", "override": true } },
{ "set": { "if": "ctx.event?.code == '5'", "field": "event.dataset", "value": "process_terminated", "override": true } },
{ "set": { "if": "ctx.event?.code == '6'", "field": "event.dataset", "value": "driver_loaded", "override": true } },
{ "set": { "if": "ctx.event?.code == '7'", "field": "event.dataset", "value": "image_loaded", "override": true } },
@@ -24,7 +49,19 @@
{ "set": { "if": "ctx.event?.code == '14'", "field": "event.dataset", "value": "registry_key_value_rename", "override": true } },
{ "set": { "if": "ctx.event?.code == '15'", "field": "event.dataset", "value": "file_create_stream_hash", "override": true } },
{ "set": { "if": "ctx.event?.code == '16'", "field": "event.dataset", "value": "config_change", "override": true } },
{ "set": { "if": "ctx.event?.code == '17'", "field": "event.dataset", "value": "pipe_created", "override": true } },
{ "set": { "if": "ctx.event?.code == '18'", "field": "event.dataset", "value": "pipe_connected", "override": true } },
{ "set": { "if": "ctx.event?.code == '19'", "field": "event.dataset", "value": "wmi_event_filter", "override": true } },
{ "set": { "if": "ctx.event?.code == '20'", "field": "event.dataset", "value": "wmi_event_consumer", "override": true } },
{ "set": { "if": "ctx.event?.code == '21'", "field": "event.dataset", "value": "wmi_event_consumer_to_filter","override": true } },
{ "set": { "if": "ctx.event?.code == '22'", "field": "event.dataset", "value": "dns_query", "override": true } },
{ "set": { "if": "ctx.event?.code == '23'", "field": "event.dataset", "value": "file_delete_archived", "override": true } },
{ "set": { "if": "ctx.event?.code == '24'", "field": "event.dataset", "value": "clipboard_change", "override": true } },
{ "set": { "if": "ctx.event?.code == '25'", "field": "event.dataset", "value": "process_tampering", "override": true } },
{ "set": { "if": "ctx.event?.code == '26'", "field": "event.dataset", "value": "file_delete", "override": true } },
{ "set": { "if": "ctx.event?.code == '27'", "field": "event.dataset", "value": "file_block_executable", "override": true } },
{ "set": { "if": "ctx.event?.code == '28'", "field": "event.dataset", "value": "file_block_shredding", "override": true } },
{ "set": { "if": "ctx.event?.code == '255'", "field": "event.dataset", "value": "error", "override": true } },
{ "kv": { "field": "winlog.event_data.Hashes", "target_field": "file.hash", "field_split": ",", "value_split": "=", "ignore_missing": true } },
{ "kv": { "field": "winlog.event_data.Hash", "target_field": "file.hash", "field_split": ",", "value_split": "=", "ignore_missing": true } },
{ "rename": { "field": "file.hash.IMPHASH", "target_field": "hash.imphash", "ignore_missing": true } },

2
salt/soc/files/soc/dashboards.queries.json
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@@ -9,7 +9,7 @@
{ "name": "Sysmon Registry", "description": "Registry changes captured by Sysmon", "query": "(event.dataset:registry_create_delete OR event.dataset:registry_value_set OR event.dataset:registry_key_value_rename) | groupby -sankey event.dataset winlog.computer_name | groupby winlog.computer_name | groupby event.dataset | groupby process.executable | groupby winlog.event_data.TargetObject | groupby process.executable winlog.event_data.TargetObject"},
{ "name": "Sysmon DNS", "description": "DNS queries captured by Sysmon", "query": "event.dataset:dns_query | groupby -sankey winlog.computer_name dns.query.name | groupby winlog.computer_name | groupby process.executable | groupby dns.query.name | groupby dns.answers.name"},
{ "name": "Sysmon Process", "description": "Process activity captured by Sysmon", "query": "(event.dataset:process_creation OR event.dataset:process_terminated OR event.dataset:process_access) | groupby -sankey winlog.computer_name user.name | groupby winlog.computer_name | groupby user.name | groupby event.dataset | groupby process.working_directory | groupby process.executable | groupby process.command_line | groupby process.parent.executable | groupby process.parent.command_line | groupby -sankey process.parent.executable process.executable"},
{ "name": "Sysmon File", "description": "File activity captured by Sysmon", "query": "(event.dataset:file_create OR event.dataset:file_create_stream_hash OR event.dataset:process_changed_file) | groupby -sankey winlog.computer_name process.executable | groupby winlog.computer_name | groupby event.dataset | groupby file.target | groupby process.executable"},
{ "name": "Sysmon File", "description": "File activity captured by Sysmon", "query": "event.module:sysmon AND event.dataset:file_* | groupby -sankey winlog.computer_name process.executable | groupby winlog.computer_name | groupby event.dataset | groupby file.target | groupby process.executable"},
{ "name": "Sysmon Network", "description": "Network activity captured by Sysmon", "query": "event.dataset:network_connection | groupby -sankey winlog.computer_name destination.ip destination.port | groupby winlog.computer_name | groupby user.name | groupby process.executable | groupby source.ip | groupby destination.ip | groupby destination.port | groupby destination_geo.organization_name"},
{ "name": "Strelka", "description": "Strelka file analysis", "query": "event.module:strelka | groupby file.mime_type | groupby -sankey file.mime_type file.source | groupby file.source | groupby file.name"},
{ "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"},