Contrast ADR - Exploited Attack Event

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Id	ae4f67a6-0713-4a26-ae61-284e67b408c1
Rulename	Contrast ADR - Exploited Attack Event
Description	Detects successful exploitation of security vulnerabilities across all environments as identified by Contrast ADR. This rule captures confirmed exploited attacks that bypassed application security controls and require security team investigation.
Severity	High
Tactics	InitialAccess Execution DefenseEvasion LateralMovement CommandAndControl
Techniques	T1190 T1059 T1055 T1210 T1008
Required data connectors	ContrastADR
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/ContrastADR/Analytic Rules/Contrast_ADR_Exploited_Attack_Event.yaml
Version	1.0.0
Arm template	ae4f67a6-0713-4a26-ae61-284e67b408c1.json

KQL

ContrastADR_CL
| where result_s =~ "exploited"

YAML

kind: Scheduled
customDetails:
  AttackResult: result_s
  TargetHost: host_hostname_s
  AttackedEndpoint: request_headers_referer_s
  Environment: environment_s
  AttackRule: rule_s
  ApplicationName: application_name_s
alertDetailsOverride:
  alertDisplayNameFormat: '{{result_s}} {{rule_s}} from {{SourceIP}} '
  alertDescriptionFormat: '{{result_s}}  on {{request_headers_referer_s}}  endpoint of {{application_name_s}} '
entityMappings:
- entityType: IP
  fieldMappings:
  - columnName: SourceIP
    identifier: Address
- entityType: Host
  fieldMappings:
  - columnName: host_hostname_s
    identifier: HostName
description: |
    'Detects successful exploitation of security vulnerabilities across all environments as identified by Contrast ADR. This rule captures confirmed exploited attacks that bypassed application security controls and require security team investigation.'
severity: High
queryFrequency: 5m
incidentConfiguration:
  groupingConfiguration:
    reopenClosedIncident: false
    lookbackDuration: PT1H
    matchingMethod: Selected
    enabled: true
    groupByEntities:
    - IP
    - Host
  createIncident: true
triggerThreshold: 0
relevantTechniques:
- T1190
- T1059
- T1055
- T1210
- T1008
eventGroupingSettings:
  aggregationKind: AlertPerResult
status: Available
tactics:
- InitialAccess
- Execution
- DefenseEvasion
- LateralMovement
- CommandAndControl
name: Contrast ADR - Exploited Attack Event
id: ae4f67a6-0713-4a26-ae61-284e67b408c1
query: |
  ContrastADR_CL
  | where result_s =~ "exploited"  
requiredDataConnectors:
- dataTypes:
  - ContrastADR_CL
  connectorId: ContrastADR
version: 1.0.0
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/ContrastADR/Analytic Rules/Contrast_ADR_Exploited_Attack_Event.yaml
queryPeriod: 5m

ARM

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/ae4f67a6-0713-4a26-ae61-284e67b408c1')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/ae4f67a6-0713-4a26-ae61-284e67b408c1')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "{{result_s}}  on {{request_headers_referer_s}}  endpoint of {{application_name_s}} ",
          "alertDisplayNameFormat": "{{result_s}} {{rule_s}} from {{SourceIP}} "
        },
        "alertRuleTemplateName": "ae4f67a6-0713-4a26-ae61-284e67b408c1",
        "customDetails": {
          "ApplicationName": "application_name_s",
          "AttackedEndpoint": "request_headers_referer_s",
          "AttackResult": "result_s",
          "AttackRule": "rule_s",
          "Environment": "environment_s",
          "TargetHost": "host_hostname_s"
        },
        "description": "'Detects successful exploitation of security vulnerabilities across all environments as identified by Contrast ADR. This rule captures confirmed exploited attacks that bypassed application security controls and require security team investigation.'\n",
        "displayName": "Contrast ADR - Exploited Attack Event",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SourceIP",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "host_hostname_s",
                "identifier": "HostName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByEntities": [
              "IP",
              "Host"
            ],
            "lookbackDuration": "PT1H",
            "matchingMethod": "Selected",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/ContrastADR/Analytic Rules/Contrast_ADR_Exploited_Attack_Event.yaml",
        "query": "ContrastADR_CL\n| where result_s =~ \"exploited\"\n",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CommandAndControl",
          "DefenseEvasion",
          "Execution",
          "InitialAccess",
          "LateralMovement"
        ],
        "techniques": [
          "T1008",
          "T1055",
          "T1059",
          "T1190",
          "T1210"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}