Analytic rule catalog
Cyble Vision Alerts SSL Certificate Expiry
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| Id | A667D635-D2A7-47E7-8827-8FB243AF2AFD |
| Rulename | Cyble Vision Alerts SSL Certificate Expiry |
| Description | Generates Microsoft Sentinel incidents for SSL certificates nearing expiry as detected by Cyble. These alerts help identify certificate hygiene risks that may lead to service disruption or security issues. Severity is normalized using MappedSeverity for downstream automation. |
| Severity | Low |
| Tactics | InitialAccess Impact |
| Techniques | T1190 T1499 |
| Required data connectors | CybleVisionAlerts |
| Kind | Scheduled |
| Query frequency | 30m |
| Query period | 30m |
| Trigger threshold | 0 |
| Trigger operator | GreaterThan |
| Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_ssl_expiry.yaml |
| Version | 1.0.0 |
| Arm template | A667D635-D2A7-47E7-8827-8FB243AF2AFD.json |
Alerts_ssl_expiry
| where Service == "ssl_expiry"
| extend MappedSeverity = Severity
entityMappings:
- fieldMappings:
- identifier: DomainName
columnName: SS_Asset
entityType: DNS
- fieldMappings:
- identifier: HostName
columnName: SS_Asset
entityType: Host
- fieldMappings:
- identifier: HostName
columnName: SS_Port
entityType: Host
id: A667D635-D2A7-47E7-8827-8FB243AF2AFD
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_ssl_expiry.yaml
triggerOperator: GreaterThan
tactics:
- InitialAccess
- Impact
enabled: true
kind: Scheduled
requiredDataConnectors:
- dataTypes:
- CybleVisionAlerts_CL
connectorId: CybleVisionAlerts
queryPeriod: 30m
eventGroupingSettings:
aggregationKind: AlertPerResult
severity: Low
relevantTechniques:
- T1190
- T1499
triggerThreshold: 0
version: 1.0.0
customDetails:
ExpiryDate: SS_Expiry
MappedSeverity: Severity
Port: SS_Port
AlertID: AlertID
CertificateTitle: SS_Title
Asset: SS_Asset
DaysToExpiry: SS_DaysUntilExpiry
Service: Service
Status: Status
name: Cyble Vision Alerts SSL Certificate Expiry
status: Available
query: |
Alerts_ssl_expiry
| where Service == "ssl_expiry"
| extend MappedSeverity = Severity
description: |
'Generates Microsoft Sentinel incidents for SSL certificates nearing expiry as detected by Cyble. These alerts help identify certificate hygiene risks that may lead to service disruption or security issues. Severity is normalized using MappedSeverity for downstream automation.'
queryfrequency: 30m
incidentConfiguration:
createIncident: true
groupingConfiguration:
enabled: false
lookbackDuration: PT5H
reopenClosedIncident: false
matchingMethod: AllEntities
alertDescriptionFormat: ""
alertDisplayNameFormat: SSL Certificate Expiry {{DC_ServerName}}
alertDetailsOverride:
{
"$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/A667D635-D2A7-47E7-8827-8FB243AF2AFD')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/A667D635-D2A7-47E7-8827-8FB243AF2AFD')]",
"properties": {
"alertRuleTemplateName": "A667D635-D2A7-47E7-8827-8FB243AF2AFD",
"customDetails": {
"AlertID": "AlertID",
"Asset": "SS_Asset",
"CertificateTitle": "SS_Title",
"DaysToExpiry": "SS_DaysUntilExpiry",
"ExpiryDate": "SS_Expiry",
"MappedSeverity": "Severity",
"Port": "SS_Port",
"Service": "Service",
"Status": "Status"
},
"description": "'Generates Microsoft Sentinel incidents for SSL certificates nearing expiry as detected by Cyble. These alerts help identify certificate hygiene risks that may lead to service disruption or security issues. Severity is normalized using MappedSeverity for downstream automation.'\n",
"displayName": "Cyble Vision Alerts SSL Certificate Expiry",
"enabled": true,
"entityMappings": [
{
"entityType": "DNS",
"fieldMappings": [
{
"columnName": "SS_Asset",
"identifier": "DomainName"
}
]
},
{
"entityType": "Host",
"fieldMappings": [
{
"columnName": "SS_Asset",
"identifier": "HostName"
}
]
},
{
"entityType": "Host",
"fieldMappings": [
{
"columnName": "SS_Port",
"identifier": "HostName"
}
]
}
],
"eventGroupingSettings": {
"aggregationKind": "AlertPerResult"
},
"incidentConfiguration": {
"alertDescriptionFormat": "",
"alertDetailsOverride": null,
"alertDisplayNameFormat": "SSL Certificate Expiry {{DC_ServerName}}",
"createIncident": true,
"groupingConfiguration": {
"enabled": false,
"lookbackDuration": "PT5H",
"matchingMethod": "AllEntities",
"reopenClosedIncident": false
}
},
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_ssl_expiry.yaml",
"query": "Alerts_ssl_expiry\n| where Service == \"ssl_expiry\" \n| extend MappedSeverity = Severity\n",
"queryfrequency": "PT30M",
"queryPeriod": "PT30M",
"severity": "Low",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"Impact",
"InitialAccess"
],
"techniques": [
"T1190",
"T1499"
],
"templateVersion": "1.0.0",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}