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marcredhat-siem-toolkit-pat…/parsers/EntraID-OCSF
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marc 7c1687efce Sync upstream features; preserve fork KV scanner, parsers, verifier
Brought in 35 upstream commits (MITRE heatmap, health score, dependency map,
PowerQuery playground, onboarding tracker, product grouping, modern UI redesign).

Preserved fork additions:
  backend/routers/quality.py  KV scanner, pattern refs, JS keys, JSON mode,
                              /parsers + /sync-from-sdl endpoints
  parsers/                    96 OCSF + tenant parsers
  tools/stormshield-verify/   end-to-end ingest regression test
  .gitignore                  un-ignored parsers/*
  CHANGES.md, PATCHES.md
2026-05-22 18:19:52 +02:00

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5.9 KiB
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{
// Microsoft Entra ID (Azure AD) JSON parser — OCSF v1.3.0
attributes: {
"metadata.version": "1.3.0",
"metadata.product.vendor_name": "Microsoft",
"metadata.product.name": "Entra ID",
"metadata.log_provider": "azure-monitor",
"Category": "iam",
"dataSource.vendor": "Microsoft",
"dataSource.name": "Entra ID",
"dataSource.category": "identity",
"category_uid": 3,
"category_name": "IAM",
"class_uid": 3002,
"class_name": "Authentication",
"activity_id": 1,
"activity_name": "Logon",
"type_uid": 300201,
"status_id": 1,
"status": "Success",
"severity_id": 1,
"severity": "Informational"
},
formats: [
{
format: "$=json{parse=json}$",
halt: true,
rewrites: [
// Top-level fields
{ input: "callerIpAddress", output: "src_endpoint.ip", match: ".*", replace: "$0" },
{ input: "callerIpAddress", output: "src_ip", match: ".*", replace: "$0" },
{ input: "tenantId", output: "tenant_id", match: ".*", replace: "$0" },
{ input: "correlationId", output: "correlation_id", match: ".*", replace: "$0" },
{ input: "category", output: "metadata.event_type", match: ".*", replace: "$0" },
{ input: "resultType", output: "result_code", match: ".*", replace: "$0" },
{ input: "resultDescription", output: "status_detail", match: ".*", replace: "$0" },
{ input: "identity", output: "actor.user.name", match: ".*", replace: "$0" },
// Status: errorCode 0 = Success, anything else = Failure
{ input: "resultType", output: "status_id", match: "^0$", replace: "1" },
{ input: "resultType", output: "status", match: "^0$", replace: "Success" },
{ input: "resultType", output: "status_id", match: "^[1-9].*", replace: "2" },
{ input: "resultType", output: "status", match: "^[1-9].*", replace: "Failure" },
{ input: "resultType", output: "status_id", match: "^Success$", replace: "1" },
{ input: "resultType", output: "status", match: "^Success$", replace: "Success" },
// ═══════════ DETECTION FINDING PROMOTION ═══════════
// 1) High risk sign-in
{ input: "riskLevelAggregated", output: "class_uid", match: "^high$", replace: "2004" },
{ input: "riskLevelAggregated", output: "class_name", match: "^high$", replace: "Detection Finding" },
{ input: "riskLevelAggregated", output: "category_uid", match: "^high$", replace: "2" },
{ input: "riskLevelAggregated", output: "category_name", match: "^high$", replace: "Findings" },
{ input: "riskLevelAggregated", output: "type_uid", match: "^high$", replace: "200401" },
{ input: "riskLevelAggregated", output: "finding_title", match: "^high$", replace: "Entra ID High-Risk Sign-In" },
{ input: "riskLevelAggregated", output: "finding_info.title", match: "^high$", replace: "Entra ID High-Risk Sign-In" },
{ input: "riskLevelAggregated", output: "severity_id", match: "^high$", replace: "5" },
{ input: "riskLevelAggregated", output: "severity", match: "^high$", replace: "Critical" },
{ input: "riskLevelAggregated", output: "severity_id", match: "^medium$", replace: "4" },
{ input: "riskLevelAggregated", output: "severity", match: "^medium$", replace: "High" },
// 2) Tor exit node detected (riskDetail field)
{ input: "riskDetail", output: "class_uid", match: "(?i)^.*Tor.*$", replace: "2004" },
{ input: "riskDetail", output: "class_name", match: "(?i)^.*Tor.*$", replace: "Detection Finding" },
{ input: "riskDetail", output: "category_uid", match: "(?i)^.*Tor.*$", replace: "2" },
{ input: "riskDetail", output: "category_name", match: "(?i)^.*Tor.*$", replace: "Findings" },
{ input: "riskDetail", output: "type_uid", match: "(?i)^.*Tor.*$", replace: "200401" },
{ input: "riskDetail", output: "finding_title", match: "(?i)^.*Tor.*$", replace: "Entra ID Tor Exit Node Sign-In" },
{ input: "riskDetail", output: "finding_info.title", match: "(?i)^.*Tor.*$", replace: "Entra ID Tor Exit Node Sign-In" },
{ input: "riskDetail", output: "severity_id", match: "(?i)^.*Tor.*$", replace: "5" },
{ input: "riskDetail", output: "severity", match: "(?i)^.*Tor.*$", replace: "Critical" },
// 3) Failed authentication (resultType non-zero)
{ input: "resultDescription", output: "class_uid", match: "(?i)^.*Invalid username or password.*$", replace: "2004" },
{ input: "resultDescription", output: "class_name", match: "(?i)^.*Invalid username or password.*$", replace: "Detection Finding" },
{ input: "resultDescription", output: "category_uid", match: "(?i)^.*Invalid username or password.*$", replace: "2" },
{ input: "resultDescription", output: "category_name", match: "(?i)^.*Invalid username or password.*$", replace: "Findings" },
{ input: "resultDescription", output: "type_uid", match: "(?i)^.*Invalid username or password.*$", replace: "200401" },
{ input: "resultDescription", output: "finding_title", match: "(?i)^.*Invalid username or password.*$", replace: "Entra ID Authentication Failure" },
{ input: "resultDescription", output: "finding_info.title", match: "(?i)^.*Invalid username or password.*$", replace: "Entra ID Authentication Failure" },
{ input: "resultDescription", output: "severity_id", match: "(?i)^.*Invalid username or password.*$", replace: "4" },
{ input: "resultDescription", output: "severity", match: "(?i)^.*Invalid username or password.*$", replace: "High" }
]
}
]
}