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PaloAlto - Inbound connection to high risk ports
Description
'Detects inbound connection to high risk ports.'
- Rule type
- Scheduled
- Version
- 1.0.3
- Declared status
- Available
- Query frequency
- 1h
- Query period
- 1h
- Trigger
- gt 0
Declared MITRE coverage
Declared sources
Metadata from the source file. No dependencies inferred from KQL.
Connectors
Data types
KQL query
Original query, unchanged.
let HighRiskPorts = dynamic(['21', '22', '23', '25', '53', '443', '110', '135', '137', '138', '139', '1433', '1434']);
PaloAltoCDLEvent
| where EventResourceId =~ 'TRAFFIC'
| where ipv4_is_private(SrcIpAddr) == false
| where DstPortNumber in (HighRiskPorts)
| extend IPCustomEntity = SrcIpAddr
Declared entities
Related content
Links established from declared identifiers and solution manifests.
Source provenance
GitHubDisplayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.
- Commit
9800e51↗- Source identifier
b2dd2dac-51c9-11ec-bf63-0242ac130002
GSTEP / CATALOG TRACKING
Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC