Failed AWS Console logons but success logon to AzureAD

//Adjust this threshold to fit environment
let  signin_threshold = 5;
//Make a list of IPs with failed AWS console logins
let aws_fails = AWSCloudTrail
| where EventName == "ConsoleLogin"
| extend LoginResult = tostring(parse_json(ResponseElements).ConsoleLogin)
| where LoginResult != "Success"
| where SourceIpAddress != "127.0.0.1"
| summarize count() by SourceIpAddress
| where count_ >  signin_threshold
| summarize make_set(SourceIpAddress);
//See if any of those IPs have sucessfully logged into Azure AD.
SigninLogs
| where ResultType in ("0", "50125", "50140")
| where IPAddress in (aws_fails)
| extend Reason = "Multiple failed AWS Console logins from IP address"
| extend timestamp = TimeGenerated, AccountName = tostring(split(UserPrincipalName, "@")[0]), AccountUPNSuffix = tostring(split(UserPrincipalName, "@")[1])

relevantTechniques:
- T1078
- T1110
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/MultipleDataSources/AWSConsoleAADCorrelation.yaml
triggerOperator: gt
id: 910124df-913c-47e3-a7cd-29e1643fa55e
description: |
  'Identifies a list of IP addresses with a minimum number (default of 5) of failed logon attempts to AWS Console.
  Uses that list to identify any successful Microsoft Entra ID logons from these IPs within the same timeframe.'  
queryPeriod: 1d
kind: Scheduled
metadata:
  support:
    tier: Community
  categories:
    domains:
    - Security - Others
    - Identity
  source:
    kind: Community
  author:
    name: Microsoft Security Research
requiredDataConnectors:
- dataTypes:
  - SigninLogs
  connectorId: AzureActiveDirectory
- dataTypes:
  - AWSCloudTrail
  connectorId: AWS
triggerThreshold: 0
query: |
  //Adjust this threshold to fit environment
  let  signin_threshold = 5;
  //Make a list of IPs with failed AWS console logins
  let aws_fails = AWSCloudTrail
  | where EventName == "ConsoleLogin"
  | extend LoginResult = tostring(parse_json(ResponseElements).ConsoleLogin)
  | where LoginResult != "Success"
  | where SourceIpAddress != "127.0.0.1"
  | summarize count() by SourceIpAddress
  | where count_ >  signin_threshold
  | summarize make_set(SourceIpAddress);
  //See if any of those IPs have sucessfully logged into Azure AD.
  SigninLogs
  | where ResultType in ("0", "50125", "50140")
  | where IPAddress in (aws_fails)
  | extend Reason = "Multiple failed AWS Console logins from IP address"
  | extend timestamp = TimeGenerated, AccountName = tostring(split(UserPrincipalName, "@")[0]), AccountUPNSuffix = tostring(split(UserPrincipalName, "@")[1])  
tactics:
- InitialAccess
- CredentialAccess
name: Failed AWS Console logons but success logon to AzureAD
version: 1.2.1
severity: Medium
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: UserPrincipalName
    identifier: FullName
  - columnName: AccountName
    identifier: Name
  - columnName: AccountUPNSuffix
    identifier: UPNSuffix
- entityType: Account
  fieldMappings:
  - columnName: UserId
    identifier: AadUserId
- entityType: IP
  fieldMappings:
  - columnName: IPAddress
    identifier: Address
queryFrequency: 1d

{
  "$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/910124df-913c-47e3-a7cd-29e1643fa55e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/910124df-913c-47e3-a7cd-29e1643fa55e')]",
      "properties": {
        "alertRuleTemplateName": "910124df-913c-47e3-a7cd-29e1643fa55e",
        "customDetails": null,
        "description": "'Identifies a list of IP addresses with a minimum number (default of 5) of failed logon attempts to AWS Console.\nUses that list to identify any successful Microsoft Entra ID logons from these IPs within the same timeframe.'\n",
        "displayName": "Failed AWS Console logons but success logon to AzureAD",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "UserPrincipalName",
                "identifier": "FullName"
              },
              {
                "columnName": "AccountName",
                "identifier": "Name"
              },
              {
                "columnName": "AccountUPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "UserId",
                "identifier": "AadUserId"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "IPAddress",
                "identifier": "Address"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/MultipleDataSources/AWSConsoleAADCorrelation.yaml",
        "query": "//Adjust this threshold to fit environment\nlet  signin_threshold = 5;\n//Make a list of IPs with failed AWS console logins\nlet aws_fails = AWSCloudTrail\n| where EventName == \"ConsoleLogin\"\n| extend LoginResult = tostring(parse_json(ResponseElements).ConsoleLogin)\n| where LoginResult != \"Success\"\n| where SourceIpAddress != \"127.0.0.1\"\n| summarize count() by SourceIpAddress\n| where count_ >  signin_threshold\n| summarize make_set(SourceIpAddress);\n//See if any of those IPs have sucessfully logged into Azure AD.\nSigninLogs\n| where ResultType in (\"0\", \"50125\", \"50140\")\n| where IPAddress in (aws_fails)\n| extend Reason = \"Multiple failed AWS Console logins from IP address\"\n| extend timestamp = TimeGenerated, AccountName = tostring(split(UserPrincipalName, \"@\")[0]), AccountUPNSuffix = tostring(split(UserPrincipalName, \"@\")[1])\n",
        "queryFrequency": "P1D",
        "queryPeriod": "P1D",
        "severity": "Medium",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "InitialAccess"
        ],
        "techniques": [
          "T1078",
          "T1110"
        ],
        "templateVersion": "1.2.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}