azure: add Grok processor for AzureFirewallThreatIntelLog #13921
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andrewkroh
added
Integration:azure
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Pinging @elastic/security-service-integrations (Team:Security-Service Integrations) |
efd6
reviewed
May 15, 2025
| @@ -194,6 +194,12 @@ processors: | |||
| - "^%{DATA:azure.firewall.proto} request from %{IPORHOST:source.address}:%{NUMBER:source.port:long} to %{IPORHOST:destination.address}:%{NUMBER:destination.port:long}. Url: %{HOSTNAME:url.original}. Action: %{DATA:azure.firewall.action}. ThreatIntel: %{DATA:rule.name}$" | |||
| if: ctx?.json?.operationName == 'AzureFirewallNetworkRuleLog' || ctx?.json?.operationName == 'AzureFirewallNatRuleLog' | |||
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| - grok: | |||
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Please add a test that covers this case.
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Run pipeline tests for the package
--- Test results for package: azure - START ---
╭─────────┬───────────────┬───────────┬─────────────────────────────────────────────────────────────────────┬────────┬──────────────╮
│ PACKAGE │ DATA STREAM │ TEST TYPE │ TEST NAME │ RESULT │ TIME ELAPSED │
├─────────┼───────────────┼───────────┼─────────────────────────────────────────────────────────────────────┼────────┼──────────────┤
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-applicationrules-raw.log) │ PASS │ 330.67625ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-applicationrules-structured-raw.log) │ PASS │ 294.189208ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-dnsproxy-structured-raw.log) │ PASS │ 289.398917ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-dnsproxyrules-raw.log) │ PASS │ 321.9885ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-natrule-structured-raw.log) │ PASS │ 286.860292ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-networkrule-structured-raw.log) │ PASS │ 312.447292ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-networkrules-raw.log) │ PASS │ 294.68775ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-sdh3075-raw.log) │ PASS │ 301.59275ms │
│ azure │ firewall_logs │ pipeline │ (ingest pipeline warnings test-threatintel-raw.log) │ PASS │ 297.325167ms │
│ azure │ firewall_logs │ pipeline │ test-applicationrules-raw.log │ PASS │ 127.56975ms │
│ azure │ firewall_logs │ pipeline │ test-applicationrules-structured-raw.log │ PASS │ 76.394ms │
│ azure │ firewall_logs │ pipeline │ test-dnsproxy-structured-raw.log │ PASS │ 66.39725ms │
│ azure │ firewall_logs │ pipeline │ test-dnsproxyrules-raw.log │ PASS │ 81.463458ms │
│ azure │ firewall_logs │ pipeline │ test-natrule-structured-raw.log │ PASS │ 70.352875ms │
│ azure │ firewall_logs │ pipeline │ test-networkrule-structured-raw.log │ PASS │ 69.035166ms │
│ azure │ firewall_logs │ pipeline │ test-networkrules-raw.log │ PASS │ 162.922875ms │
│ azure │ firewall_logs │ pipeline │ test-sdh3075-raw.log │ PASS │ 69.803208ms │
│ azure │ firewall_logs │ pipeline │ test-threatintel-raw.log │ PASS │ 61.601166ms │
╰─────────┴───────────────┴───────────┴─────────────────────────────────────────────────────────────────────┴────────┴──────────────╯
--- Test results for package: azure - END ---
Done
Co-authored-by: Dan Kortschak <[email protected]>
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/test |
🚀 Benchmarks reportPackage
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| Data stream | Previous EPS | New EPS | Diff (%) | Result |
|---|---|---|---|---|
provisioning |
3584.23 | 2873.56 | -710.67 (-19.83%) | 💔 |
To see the full report comment with /test benchmark fullreport
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💚 Build Succeeded
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efd6
reviewed
May 18, 2025
| field: json.properties.msg | ||
| patterns: | ||
| - "^%{DATA:azure.firewall.proto} request from %{IPORHOST:source.address}:%{NUMBER:source.port:long} to %{IPORHOST:destination.address}:%{NUMBER:destination.port:long}. Action: %{DATA:azure.firewall.action}. ThreatIntel: %{DATA:rule.name}$" | ||
| if: ctx?.json?.operationName == 'AzureFirewallThreatIntelLog' |
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Suggested change
| if: ctx?.json?.operationName == 'AzureFirewallThreatIntelLog' | |
| if: ctx.json?.operationName == 'AzureFirewallThreatIntelLog' |
ctx is always non-null.
| @@ -0,0 +1 @@ | |||
| {"category":"AZFWThreatIntel","properties":{"Action":"Deny","DestinationIp":"175.16.199.1","DestinationPort":443,"Fqdn":"","IsTlsInspected":false,"Protocol":"TCP","SourceIp":"192.168.0.2","SourcePort":51890,"ThreatDescription":"Destination reported by Threat Intelligence","Url":""},"resourceId":"/SUBSCRIPTIONS/23103928-B2CF-472A-8CDB-0146E2849129/RESOURCEGROUPS/TEST-FW-RG/PROVIDERS/MICROSOFT.NETWORK/AZUREFIREWALLS/TEST-FW01","time":"2025-05-16T07:34:42.525499+00:00"} | |||
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This does not test the change; it does not have a properties.msg field and does not have an operationName field to make the condition for the grok processor ever fire.
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