Palo Alto Prisma Cloud - High risk score alert

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Id	617b02d8-0f47-4f3c-afed-1926a45e7b28
Rulename	Palo Alto Prisma Cloud - High risk score alert
Description	Detects alerts with high risk score value.
Severity	Medium
Tactics	InitialAccess
Techniques	T1133
Required data connectors	PaloAltoPrismaCloud
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/PaloAltoPrismaCloud/Analytic Rules/PaloAltoPrismaCloudHighRiskScoreAlert.yaml
Version	1.0.1
Arm template	617b02d8-0f47-4f3c-afed-1926a45e7b28.json

KQL

PaloAltoPrismaCloud
| where Reason =~ 'NEW_ALERT'
| where Status =~ 'open'
| extend r_score = 0.85 * toint(RiskDetailRiskScoreMaxScore)
| extend i_RiskDetailRiskScoreScore = toint(RiskDetailRiskScoreScore)
| where i_RiskDetailRiskScoreScore > r_score
| extend AccountCustomEntity = UserName

YAML

entityMappings:
- fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
  entityType: Account
triggerOperator: gt
tactics:
- InitialAccess
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PaloAltoPrismaCloud/Analytic Rules/PaloAltoPrismaCloudHighRiskScoreAlert.yaml
version: 1.0.1
query: |
  PaloAltoPrismaCloud
  | where Reason =~ 'NEW_ALERT'
  | where Status =~ 'open'
  | extend r_score = 0.85 * toint(RiskDetailRiskScoreMaxScore)
  | extend i_RiskDetailRiskScoreScore = toint(RiskDetailRiskScoreScore)
  | where i_RiskDetailRiskScoreScore > r_score
  | extend AccountCustomEntity = UserName  
triggerThreshold: 0
relevantTechniques:
- T1133
queryPeriod: 1h
status: Available
severity: Medium
kind: Scheduled
name: Palo Alto Prisma Cloud - High risk score alert
queryFrequency: 1h
id: 617b02d8-0f47-4f3c-afed-1926a45e7b28
description: |
    'Detects alerts with high risk score value.'
requiredDataConnectors:
- dataTypes:
  - PaloAltoPrismaCloud
  connectorId: PaloAltoPrismaCloud

ARM