Microsoft Sentinel Analytic Rules
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Highly Sensitive Password Accessed

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Idb39e6482-ab7e-4817-813d-ec910b64b26e
RulenameHighly Sensitive Password Accessed
DescriptionThis rule will monitor access to highly sensitive passwords.

Within the Watchlist called ‘LastPass’ define passwords which are deemed highly sensitive (such as password to a high privileged application).

When an activity is observed against such password, an incident is created.
SeverityMedium
TacticsCredentialAccess
Discovery
TechniquesT1555
T1087
Required data connectorsLastPass
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/LastPass/Analytic Rules/HighlySensitivePasswordAccessed.yaml
Version1.0.0
Arm templateb39e6482-ab7e-4817-813d-ec910b64b26e.json
Deploy To Azure
let watchlist = (_GetWatchlist("LastPass") | project name);
LastPassNativePoller_CL
| where Data_s in (watchlist)
| extend AccountCustomEntity = Username_s, IPCustomEntity = IP_Address_s, URLCustomEntity = Data_s
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/LastPass/Analytic Rules/HighlySensitivePasswordAccessed.yaml
query: |
  let watchlist = (_GetWatchlist("LastPass") | project name);
  LastPassNativePoller_CL
  | where Data_s in (watchlist)
  | extend AccountCustomEntity = Username_s, IPCustomEntity = IP_Address_s, URLCustomEntity = Data_s  
description: |
  'This rule will monitor access to highly sensitive passwords.
  Within the Watchlist called 'LastPass' define passwords which are deemed highly sensitive (such as password to a high privileged application).
  When an activity is observed against such password, an incident is created.'  
severity: Medium
requiredDataConnectors:
- dataTypes:
  - LastPassNativePoller_CL
  connectorId: LastPass
eventGroupingSettings:
  aggregationKind: AlertPerResult
name: Highly Sensitive Password Accessed
triggerThreshold: 0
tactics:
- CredentialAccess
- Discovery
version: 1.0.0
relevantTechniques:
- T1555
- T1087
triggerOperator: gt
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
- entityType: IP
  fieldMappings:
  - columnName: IPCustomEntity
    identifier: Address
- entityType: URL
  fieldMappings:
  - columnName: URLCustomEntity
    identifier: Url
id: b39e6482-ab7e-4817-813d-ec910b64b26e
status: Available
kind: Scheduled
queryFrequency: 1h
queryPeriod: 1h
{
  "$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/b39e6482-ab7e-4817-813d-ec910b64b26e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/b39e6482-ab7e-4817-813d-ec910b64b26e')]",
      "properties": {
        "alertRuleTemplateName": "b39e6482-ab7e-4817-813d-ec910b64b26e",
        "customDetails": null,
        "description": "'This rule will monitor access to highly sensitive passwords.\nWithin the Watchlist called 'LastPass' define passwords which are deemed highly sensitive (such as password to a high privileged application).\nWhen an activity is observed against such password, an incident is created.'\n",
        "displayName": "Highly Sensitive Password Accessed",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "IPCustomEntity",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "URLCustomEntity",
                "identifier": "Url"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/LastPass/Analytic Rules/HighlySensitivePasswordAccessed.yaml",
        "query": "let watchlist = (_GetWatchlist(\"LastPass\") | project name);\nLastPassNativePoller_CL\n| where Data_s in (watchlist)\n| extend AccountCustomEntity = Username_s, IPCustomEntity = IP_Address_s, URLCustomEntity = Data_s\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "Discovery"
        ],
        "techniques": [
          "T1087",
          "T1555"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}