OCI - Event rule deleted

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

'Detects when event rule was deleted.'

MITRE ATT&CK coverage

Tactic	Techniques
Stealth	`T1070` Indicator Removal

Rule body

id: 31b15699-0b55-4246-851e-93f9cefb6f5c
name: OCI - Event rule deleted
description: |
  'Detects when event rule was deleted.'
severity: High
status: Available
requiredDataConnectors:
  - connectorId: OracleCloudInfrastructureLogsConnector
    dataTypes:
      - OCILogs
  - connectorId: OracleCloudInfraConnector
    dataTypes:
      - OCI_LogsV2_CL
queryFrequency: 1h
queryPeriod: 1h
triggerOperator: gt
triggerThreshold: 0
tactics:
  - DefenseEvasion
relevantTechniques:
  - T1070
query: |
  OCILogs
  | where data_eventName_s =~ 'DeleteRule'
  | extend IPCustomEntity = SrcIpAddr
entityMappings:
  - entityType: IP
    fieldMappings:
      - identifier: Address
        columnName: IPCustomEntity
version: 1.0.2
kind: Scheduled

Stages and Predicates

Stage 1: `source`

OCILogs

Stage 2: `where`

| where data_eventName_s =~ 'DeleteRule'

Stage 3: `extend`

| extend IPCustomEntity = SrcIpAddr

Indicators

These rows show field, operator, and value matches.

Field	Kind	Values	Search
`data_eventName_s`	eq	`DeleteRule`	`field:"data_eventName_s" kind:eq value:"DeleteRule"`

Output fields

These fields are emitted when the rule matches.

Field	Source
`IPCustomEntity`	`extend`

OCI - Event rule deleted

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`