Detection rules › Kusto

Cynerio - Exploitation Attempt of IoT device

Severity
high
Time window
5h
Source
github.com/Azure/Azure-Sentinel

Exploitation Attempt of IoT device - Attack detection

MITRE ATT&CK coverage

Rule body kusto

id: 3d853a88-92d2-4aec-a680-2bf7bb560c56
name: Cynerio - Exploitation Attempt of IoT device
description:  Exploitation Attempt of IoT device - Attack detection
severity: High
requiredDataConnectors:
  - connectorId: CynerioSecurityEvents
    dataTypes:
      - CynerioEvent_CL
queryFrequency: 5h
queryPeriod: 5h
triggerOperator: gt
triggerThreshold: 0
tactics:
  - LateralMovement
relevantTechniques:
  - T0866
query: |
  CynerioEvent_CL
  | where TimeGenerated > ago(24h)
  | where module_s == 'IDS'
  | where title_s == 'Exploitation Attempt'
entityMappings:
  - entityType: IP
    fieldMappings:
      - identifier: Address
        columnName: asset_ip_s
  - entityType: IP
    fieldMappings:
      - identifier: Address
        columnName: dst_ip_s
eventGroupingSettings:
  aggregationKind: SingleAlert
customDetails: 
  ExploitDescription: details_s
version: 1.0.0
kind: Scheduled

Stages and Predicates

Stage 1: source

CynerioEvent_CL

Stage 2: where

| where TimeGenerated > ago(24h)

Stage 3: where

| where module_s == 'IDS'

Stage 4: where

| where title_s == 'Exploitation Attempt'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
module_seq
  • IDS transforms: cased
title_seq
  • Exploitation Attempt transforms: cased