BitSight - new breach found
Id | a5526ba9-5997-47c6-bf2e-60a08b681e9b |
Rulename | BitSight - new breach found |
Description | Rule helps to detect a new breach generated in BitSight. |
Severity | Medium |
Tactics | Impact InitialAccess |
Techniques | T1491 T1190 |
Required data connectors | BitSight |
Kind | Scheduled |
Query frequency | 1d |
Query period | 24h |
Trigger threshold | 0 |
Trigger operator | GreaterThan |
Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/BitSight/Analytic Rules/BitSightNewBreachFound.yaml |
Version | 1.0.1 |
Arm template | a5526ba9-5997-47c6-bf2e-60a08b681e9b.json |
let timeframe = 24h;
BitSightBreaches
| where ingestion_time() > ago(timeframe)
| extend Severity = toreal(Severity)
| extend Severity = case( Severity == 1, "Low",
Severity == 2, "Medium",
Severity == 3, "High",
"Informational")
| project DateCreated, Companyname, Severity, PreviwURL, GUID
relevantTechniques:
- T1491
- T1190
incidentConfiguration:
createIncident: false
name: BitSight - new breach found
requiredDataConnectors:
- dataTypes:
- BitSightBreaches
connectorId: BitSight
entityMappings:
- fieldMappings:
- identifier: Url
columnName: PreviwURL
entityType: URL
triggerThreshold: 0
id: a5526ba9-5997-47c6-bf2e-60a08b681e9b
tactics:
- Impact
- InitialAccess
version: 1.0.1
alertDetailsOverride:
alertDisplayNameFormat: 'BitSight: Alert for new breach in {{Companyname}}.'
alertSeverityColumnName: Severity
alertDescriptionFormat: 'Alert is generated on {{DateCreated}} at BitSight.\n\nGUID: {{GUID}}\nPreview URL: {{PreviwURL}}'
queryPeriod: 24h
kind: Scheduled
eventGroupingSettings:
aggregationKind: AlertPerResult
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/BitSight/Analytic Rules/BitSightNewBreachFound.yaml
queryFrequency: 1d
severity: Medium
status: Available
description: |
'Rule helps to detect a new breach generated in BitSight.'
query: |
let timeframe = 24h;
BitSightBreaches
| where ingestion_time() > ago(timeframe)
| extend Severity = toreal(Severity)
| extend Severity = case( Severity == 1, "Low",
Severity == 2, "Medium",
Severity == 3, "High",
"Informational")
| project DateCreated, Companyname, Severity, PreviwURL, GUID
triggerOperator: GreaterThan
{
"$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/a5526ba9-5997-47c6-bf2e-60a08b681e9b')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/a5526ba9-5997-47c6-bf2e-60a08b681e9b')]",
"properties": {
"alertDetailsOverride": {
"alertDescriptionFormat": "Alert is generated on {{DateCreated}} at BitSight.\\n\\nGUID: {{GUID}}\\nPreview URL: {{PreviwURL}}",
"alertDisplayNameFormat": "BitSight: Alert for new breach in {{Companyname}}.",
"alertSeverityColumnName": "Severity"
},
"alertRuleTemplateName": "a5526ba9-5997-47c6-bf2e-60a08b681e9b",
"customDetails": null,
"description": "'Rule helps to detect a new breach generated in BitSight.'\n",
"displayName": "BitSight - new breach found",
"enabled": true,
"entityMappings": [
{
"entityType": "URL",
"fieldMappings": [
{
"columnName": "PreviwURL",
"identifier": "Url"
}
]
}
],
"eventGroupingSettings": {
"aggregationKind": "AlertPerResult"
},
"incidentConfiguration": {
"createIncident": false
},
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/BitSight/Analytic Rules/BitSightNewBreachFound.yaml",
"query": "let timeframe = 24h;\nBitSightBreaches\n| where ingestion_time() > ago(timeframe)\n| extend Severity = toreal(Severity)\n| extend Severity = case( Severity == 1, \"Low\",\n Severity == 2, \"Medium\",\n Severity == 3, \"High\",\n \"Informational\")\n| project DateCreated, Companyname, Severity, PreviwURL, GUID\n",
"queryFrequency": "P1D",
"queryPeriod": "PT24H",
"severity": "Medium",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"Impact",
"InitialAccess"
],
"techniques": [
"T1190",
"T1491"
],
"templateVersion": "1.0.1",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}