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Detection rules › Kusto

GWorkspace - Two-step authentification disabled for a user

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

Triggers on two-step authentification disabled for a user.

MITRE ATT&CK coverage

TacticTechniques
Credential Access

Telemetry coverage

PlatformRecord / event type
Google WorkspaceTURN_OFF_2_STEP_VERIFICATION: Turn off 2-step verification

Rule body

id: c8cc02d0-5da6-11ec-bf63-0242ac130002
name: GWorkspace - Two-step authentification disabled for a user
description: |
  'Triggers on two-step authentification disabled for a user.'
severity: Medium
status: Available
requiredDataConnectors:
  - connectorId: GoogleWorkspaceReportsAPI
    dataTypes:
      - GWorkspaceActivityReports
queryFrequency: 1h
queryPeriod: 1h
triggerOperator: gt
triggerThreshold: 0
tactics:
  - CredentialAccess
relevantTechniques:
  - T1111
query: |
  GWorkspaceActivityReports 
  | where EventMessage =~ 'TURN_OFF_2_STEP_VERIFICATION'
  | extend AccountCustomEntity = ActorEmail
entityMappings:
  - entityType: Account
    fieldMappings:
      - identifier: Name
        columnName: AccountCustomEntity
version: 1.0.0
kind: Scheduled

Stages and Predicates

Stage 1: source

GWorkspaceActivityReports

Stage 2: where

| where EventMessage =~ 'TURN_OFF_2_STEP_VERIFICATION'

Stage 3: extend

| extend AccountCustomEntity = ActorEmail

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
EventMessageeq
  • TURN_OFF_2_STEP_VERIFICATION
field:"EventMessage" kind:eq value:"TURN_OFF_2_STEP_VERIFICATION"

Output fields

These fields are emitted when the rule matches.

FieldSource
AccountCustomEntityextend