Ping Federate - OAuth old version

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Id	85f70197-4865-4635-a4b2-a9c57e8fea1b
Rulename	Ping Federate - OAuth old version
Description	Detects requests using not the latest version of OAuth protocol.
Severity	Medium
Tactics	InitialAccess
Techniques	T1190
Required data connectors	CefAma
Kind	Scheduled
Query frequency	1d
Query period	1d
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PingFederate/Analytic Rules/PingFederateOauthOld.yaml
Version	1.0.3
Arm template	85f70197-4865-4635-a4b2-a9c57e8fea1b.json

KQL

PingFederateEvent
| where isnotempty(DeviceCustomString3)
| extend proto = extract(@'(OAuth)', 1, DeviceCustomString3)
| extend ver = extract(@'(\d+)', 1, DeviceCustomString3)
| where proto =~ 'OAuth'
| where ver !~ '20'
| extend AccountCustomEntity = DstUserName
| extend IpCustomEntity = SrcIpAddr

YAML

OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PingFederate/Analytic Rules/PingFederateOauthOld.yaml
queryPeriod: 1d
kind: Scheduled
name: Ping Federate - OAuth old version
status: Available
entityMappings:
- fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
  entityType: Account
- fieldMappings:
  - columnName: IpCustomEntity
    identifier: Address
  entityType: IP
tactics:
- InitialAccess
description: |
    'Detects requests using not the latest version of OAuth protocol.'
severity: Medium
requiredDataConnectors:
- connectorId: CefAma
  dataTypes:
  - CommonSecurityLog
queryFrequency: 1d
triggerThreshold: 0
version: 1.0.3
query: |
  PingFederateEvent
  | where isnotempty(DeviceCustomString3)
  | extend proto = extract(@'(OAuth)', 1, DeviceCustomString3)
  | extend ver = extract(@'(\d+)', 1, DeviceCustomString3)
  | where proto =~ 'OAuth'
  | where ver !~ '20'
  | extend AccountCustomEntity = DstUserName
  | extend IpCustomEntity = SrcIpAddr  
relevantTechniques:
- T1190
id: 85f70197-4865-4635-a4b2-a9c57e8fea1b
triggerOperator: gt

ARM