Zscaler - ZPA connections outside operational hours

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Id	2859ad22-46c8-4cc7-ad7b-80ce0cba0af3
Rulename	Zscaler - ZPA connections outside operational hours
Description	Detects ZAP connections outside operational hours.
Severity	Medium
Tactics	InitialAccess
Techniques	T1190 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/Zscaler Private Access (ZPA)/Analytic Rules/ZscalerZPAConnectionsOutsideOperationalHours.yaml
Version	1.0.2
Arm template	2859ad22-46c8-4cc7-ad7b-80ce0cba0af3.json

KQL

ZPAEvent 
| where DvcAction == 'open'
| where datetime_part("Hour", todatetime(LogTimestamp)) between (datetime_part("Hour", todatetime('19:01:00.7654321')) .. datetime_part("Hour", todatetime('08:01:00.7654321')))
| summarize count() by DstUserName 
| project DstUserName
| extend AccountCustomEntity = DstUserName

YAML

description: |
    'Detects ZAP connections outside operational hours.'
kind: Scheduled
tactics:
- InitialAccess
requiredDataConnectors:
- connectorId: CustomLogsAma
  datatypes:
  - ZPA_CL
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Zscaler Private Access (ZPA)/Analytic Rules/ZscalerZPAConnectionsOutsideOperationalHours.yaml
severity: Medium
name: Zscaler - ZPA connections outside operational hours
triggerThreshold: 0
queryPeriod: 1h
query: |
  ZPAEvent 
  | where DvcAction == 'open'
  | where datetime_part("Hour", todatetime(LogTimestamp)) between (datetime_part("Hour", todatetime('19:01:00.7654321')) .. datetime_part("Hour", todatetime('08:01:00.7654321')))
  | summarize count() by DstUserName 
  | project DstUserName
  | extend AccountCustomEntity = DstUserName  
relevantTechniques:
- T1190
- T1133
id: 2859ad22-46c8-4cc7-ad7b-80ce0cba0af3
queryFrequency: 1h
status: Available
triggerOperator: gt
version: 1.0.2
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name

ARM