Ubiquiti - RDP from external source

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Id	95d5ca9b-72c5-4b80-ad5c-b6401cdc5e08
Rulename	Ubiquiti - RDP from external source
Description	Detects remote to local (R2L) RDP connection.
Severity	Medium
Tactics	InitialAccess
Techniques	T1133
Required data connectors	CustomLogsAma
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Ubiquiti UniFi/Analytic Rules/UbiquitiR2LRDP.yaml
Version	1.0.2
Arm template	95d5ca9b-72c5-4b80-ad5c-b6401cdc5e08.json

KQL

UbiquitiAuditEvent
| where EventCategory =~ 'firewall'
| where ipv4_is_private(SrcIpAddr) == 'False'
| where ipv4_is_private(DstIpAddr)
| where DstPortNumber == '3389'
| extend IPCustomEntity = DstIpAddr

YAML

name: Ubiquiti - RDP from external source
query: |
  UbiquitiAuditEvent
  | where EventCategory =~ 'firewall'
  | where ipv4_is_private(SrcIpAddr) == 'False'
  | where ipv4_is_private(DstIpAddr)
  | where DstPortNumber == '3389'
  | extend IPCustomEntity = DstIpAddr  
queryFrequency: 1h
triggerOperator: gt
requiredDataConnectors:
- dataTypes:
  - Ubiquiti_CL
  connectorId: CustomLogsAma
status: Available
entityMappings:
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: IPCustomEntity
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Ubiquiti UniFi/Analytic Rules/UbiquitiR2LRDP.yaml
description: |
    'Detects remote to local (R2L) RDP connection.'
version: 1.0.2
id: 95d5ca9b-72c5-4b80-ad5c-b6401cdc5e08
kind: Scheduled
relevantTechniques:
- T1133
severity: Medium
tactics:
- InitialAccess
queryPeriod: 1h

ARM