Microsoft Sentinel Analytic Rules
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Ping Federate - Password reset request from unexpected source IP address..

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Id2d201d21-77b4-4d97-95f3-26b5c6bde09f
RulenamePing Federate - Password reset request from unexpected source IP address..
DescriptionDetects password reset requests from unexpected source IP address.
SeverityMedium
TacticsInitialAccess
TechniquesT1078
Required data connectorsPingFederate
KindScheduled
Query frequency1h
Query period14d
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PingFederate/Analytic Rules/PingFederatePasswordRstReqUnexpectedSource.yaml
Version1.0.0
Arm template2d201d21-77b4-4d97-95f3-26b5c6bde09f.json
Deploy To Azure
let known_src = 
PingFederateEvent
| where TimeGenerated between (ago(14d) .. (1d))
| where isnotempty(SrcIpAddr)
| summarize makeset(SrcIpAddr);
PingFederateEvent
| where EventType =~ 'PWD_RESET_REQUEST'
| where isnotempty(SrcIpAddr)
| where SrcIpAddr !in (known_src)
| extend AccountCustomEntity = DstUserName
| extend IpCustomEntity = SrcIpAddr
triggerOperator: gt
id: 2d201d21-77b4-4d97-95f3-26b5c6bde09f
queryFrequency: 1h
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
- entityType: IP
  fieldMappings:
  - columnName: IpCustomEntity
    identifier: Address
requiredDataConnectors:
- dataTypes:
  - PingFederateEvent
  connectorId: PingFederate
severity: Medium
triggerThreshold: 0
kind: Scheduled
status: Available
queryPeriod: 14d
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PingFederate/Analytic Rules/PingFederatePasswordRstReqUnexpectedSource.yaml
query: |
  let known_src = 
  PingFederateEvent
  | where TimeGenerated between (ago(14d) .. (1d))
  | where isnotempty(SrcIpAddr)
  | summarize makeset(SrcIpAddr);
  PingFederateEvent
  | where EventType =~ 'PWD_RESET_REQUEST'
  | where isnotempty(SrcIpAddr)
  | where SrcIpAddr !in (known_src)
  | extend AccountCustomEntity = DstUserName
  | extend IpCustomEntity = SrcIpAddr  
description: |
    'Detects password reset requests from unexpected source IP address.'
name: Ping Federate - Password reset request from unexpected source IP address..
relevantTechniques:
- T1078
tactics:
- InitialAccess
version: 1.0.0
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/2d201d21-77b4-4d97-95f3-26b5c6bde09f')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2d201d21-77b4-4d97-95f3-26b5c6bde09f')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01",
      "properties": {
        "displayName": "Ping Federate - Password reset request from unexpected source IP address..",
        "description": "'Detects password reset requests from unexpected source IP address.'\n",
        "severity": "Medium",
        "enabled": true,
        "query": "let known_src = \nPingFederateEvent\n| where TimeGenerated between (ago(14d) .. (1d))\n| where isnotempty(SrcIpAddr)\n| summarize makeset(SrcIpAddr);\nPingFederateEvent\n| where EventType =~ 'PWD_RESET_REQUEST'\n| where isnotempty(SrcIpAddr)\n| where SrcIpAddr !in (known_src)\n| extend AccountCustomEntity = DstUserName\n| extend IpCustomEntity = SrcIpAddr\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "P14D",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1078"
        ],
        "alertRuleTemplateName": "2d201d21-77b4-4d97-95f3-26b5c6bde09f",
        "customDetails": null,
        "entityMappings": [
          {
            "fieldMappings": [
              {
                "identifier": "Name",
                "columnName": "AccountCustomEntity"
              }
            ],
            "entityType": "Account"
          },
          {
            "fieldMappings": [
              {
                "identifier": "Address",
                "columnName": "IpCustomEntity"
              }
            ],
            "entityType": "IP"
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PingFederate/Analytic Rules/PingFederatePasswordRstReqUnexpectedSource.yaml",
        "templateVersion": "1.0.0",
        "status": "Available"
      }
    }
  ]
}