Cisco Duo - AD sync failed

Status: available
Severity: medium
Time window: 1h
Source: github.com/Azure/Azure-Sentinel

'Detects when AD syncronization failed.'

MITRE ATT&CK coverage

Tactic	Techniques
Impact	`T1489` Service Stop

Rule body

id: 398dd1cd-3251-49d8-b927-5b93bae4a094
name: Cisco Duo - AD sync failed
description: |
  'Detects when AD syncronization failed.'
severity: Medium
status: Available
requiredDataConnectors:
  - connectorId: CiscoDuoActivityConnectorDefinition
    dataTypes:
      - DuoActivity_CL
queryFrequency: 1h
queryPeriod: 1h
triggerOperator: gt
triggerThreshold: 0
tactics:
  - Impact
relevantTechniques:
  - T1489
query: |
  DuoActivity_CL
  | where ActionName =~ "ad_sync_failed"
  | extend IPCustomEntity = AccessDeviceIp
entityMappings:
  - entityType: IP
    fieldMappings:
      - identifier: Address
        columnName: IPCustomEntity
version: 1.0.1
kind: Scheduled

Stages and Predicates

Stage 1: `source`

DuoActivity_CL

Stage 2: `where`

| where ActionName =~ "ad_sync_failed"

Stage 3: `extend`

| extend IPCustomEntity = AccessDeviceIp

Indicators

These rows show field, operator, and value matches.

Field	Kind	Values	Search
`ActionName`	eq	`ad_sync_failed`	`field:"ActionName" kind:eq value:"ad_sync_failed"`

Output fields

These fields are emitted when the rule matches.

Field	Source
`IPCustomEntity`	`extend`

Cisco Duo - AD sync failed

MITRE ATT&CK coverage

Rule body

Stages and Predicates

Stage 1: source

Stage 2: where

Stage 3: extend

Indicators

Output fields

Stage 1: `source`

Stage 2: `where`

Stage 3: `extend`