CyberArkEPM - Possible execution of Powershell Empire

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Id	eddfd1fd-71df-4cc3-b050-287643bee398
Rulename	CyberArkEPM - Possible execution of Powershell Empire
Description	Detects possible execution of Powershell Empire.
Severity	High
Tactics	Execution
Techniques	T1204
Required data connectors	CyberArkEPM
Kind	Scheduled
Query frequency	10m
Query period	10m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic Rules/CyberArkEPMPossibleExecutionOfPowershellEmpire.yaml
Version	1.0.0
Arm template	eddfd1fd-71df-4cc3-b050-287643bee398.json

KQL

CyberArkEPM
| where EventSubType != 'AttackAttempt'
| where ActingProcessCommandLine has_any ('-NoP -sta -NonI -W Hidden -Enc', '-noP -sta -w 1 -enc', '-NoP -NonI -W Hidden -enc')
| extend AccountCustomEntity = ActorUsername

YAML

name: CyberArkEPM - Possible execution of Powershell Empire
relevantTechniques:
- T1204
id: eddfd1fd-71df-4cc3-b050-287643bee398
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic Rules/CyberArkEPMPossibleExecutionOfPowershellEmpire.yaml
requiredDataConnectors:
- dataTypes:
  - CyberArkEPM
  connectorId: CyberArkEPM
version: 1.0.0
severity: High
triggerThreshold: 0
queryPeriod: 10m
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: AccountCustomEntity
  entityType: Account
queryFrequency: 10m
query: |
  CyberArkEPM
  | where EventSubType != 'AttackAttempt'
  | where ActingProcessCommandLine has_any ('-NoP -sta -NonI -W Hidden -Enc', '-noP -sta -w 1 -enc', '-NoP -NonI -W Hidden -enc')
  | extend AccountCustomEntity = ActorUsername  
tactics:
- Execution
kind: Scheduled
description: |
    'Detects possible execution of Powershell Empire.'
triggerOperator: gt

ARM