User account enabled and disabled within 10 mins

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Id	3d023f64-8225-41a2-9570-2bd7c2c4535e
Rulename	User account enabled and disabled within 10 mins
Description	Identifies when a user account is enabled and then disabled within 10 minutes. This can be an indication of compromise and an adversary attempting to hide in the noise.
Severity	Medium
Tactics	Persistence PrivilegeEscalation
Techniques	T1098 T1078
Required data connectors	SecurityEvents WindowsForwardedEvents WindowsSecurityEvents
Kind	Scheduled
Query frequency	1d
Query period	25h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityEvent/UserAccountEnabledDisabled_10m.yaml
Version	1.1.3
Arm template	3d023f64-8225-41a2-9570-2bd7c2c4535e.json

KQL

let timeframe = 1d;
let spanoftime = 10m;
let threshold = 0;
(union isfuzzy=true
(SecurityEvent
| where TimeGenerated > ago(timeframe+spanoftime)
// A user account was enabled
| where EventID == 4722
| where AccountType =~ "User"
| where TargetAccount !endswith "$"
| project EnableTime = TimeGenerated, EnableEventID = EventID, EnableActivity = Activity, Computer, UserPrincipalName, 
AccountUsedToEnable = SubjectAccount, SIDofAccountUsedToEnable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid
),
(
WindowsEvent
| where TimeGenerated > ago(timeframe+spanoftime)
// A user account was enabled
| where EventID == 4722
| extend SubjectUserSid = tostring(EventData.SubjectUserSid)
| extend AccountType=case(EventData.SubjectUserName endswith "$" or SubjectUserSid in ("S-1-5-18", "S-1-5-19", "S-1-5-20"), "Machine", isempty(SubjectUserSid), "", "User")
| where AccountType =~ "User"
| extend SubjectAccount = strcat(tostring(EventData.SubjectDomainName),"\\", tostring(EventData.SubjectUserName))
| extend TargetAccount = strcat(EventData.TargetDomainName,"\\", EventData.TargetUserName)
| where TargetAccount !endswith "$"
| extend Activity="4722 - A user account was enabled."
| extend TargetSid = tostring(EventData.TargetSid)
| extend UserPrincipalName = tostring(EventData.UserPrincipalName)
| project EnableTime = TimeGenerated, EnableEventID = EventID, EnableActivity = Activity, Computer, UserPrincipalName, 
AccountUsedToEnable = SubjectAccount, SIDofAccountUsedToEnable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid
))
| join kind= inner (
  (union isfuzzy=true
  (SecurityEvent
  | where TimeGenerated > ago(timeframe)
  // A user account was disabled
  | where EventID == 4725
| where AccountType =~ "User"
| project DisableTime = TimeGenerated, DisableEventID = EventID, DisableActivity = Activity, Computer, UserPrincipalName, 
AccountUsedToDisable = SubjectAccount, SIDofAccountUsedToDisable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid
),
(WindowsEvent
  | where TimeGenerated > ago(timeframe)
  // A user account was disabled
  | where EventID == 4725
| extend SubjectUserSid = tostring(EventData.SubjectUserSid)
| extend AccountType=case(EventData.SubjectUserName endswith "$" or SubjectUserSid in ("S-1-5-18", "S-1-5-19", "S-1-5-20"), "Machine", isempty(SubjectUserSid), "", "User")
| where AccountType =~ "User"
| extend SubjectAccount = strcat(tostring(EventData.SubjectDomainName),"\\", tostring(EventData.SubjectUserName))
| extend TargetAccount = strcat(EventData.TargetDomainName,"\\", EventData.TargetUserName)
| extend TargetSid = tostring(EventData.TargetSid)
| extend UserPrincipalName = tostring(EventData.UserPrincipalName)
| extend Activity = "4725 - A user account was disabled."
| project DisableTime = TimeGenerated, DisableEventID = EventID, DisableActivity = Activity, Computer, UserPrincipalName, 
AccountUsedToDisable = SubjectAccount, SIDofAccountUsedToDisable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid))
) on Computer, TargetAccount
| where DisableTime - EnableTime < spanoftime
| extend TimeDelta = DisableTime - EnableTime
| where tolong(TimeDelta) >= threshold
| project TimeDelta, EnableTime, EnableEventID, EnableActivity, Computer, TargetAccount, TargetSid, UserPrincipalName, AccountUsedToEnable, SIDofAccountUsedToEnable, 
DisableTime, DisableEventID, DisableActivity, AccountUsedToDisable, SIDofAccountUsedToDisable
| extend timestamp = EnableTime, AccountCustomEntity = AccountUsedToEnable, HostCustomEntity = Computer

YAML

OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityEvent/UserAccountEnabledDisabled_10m.yaml
entityMappings:
- fieldMappings:
  - identifier: FullName
    columnName: AccountCustomEntity
  - identifier: Sid
    columnName: SIDofAccountUsedToEnable
  entityType: Account
- fieldMappings:
  - identifier: FullName
    columnName: HostCustomEntity
  entityType: Host
kind: Scheduled
query: |
  let timeframe = 1d;
  let spanoftime = 10m;
  let threshold = 0;
  (union isfuzzy=true
  (SecurityEvent
  | where TimeGenerated > ago(timeframe+spanoftime)
  // A user account was enabled
  | where EventID == 4722
  | where AccountType =~ "User"
  | where TargetAccount !endswith "$"
  | project EnableTime = TimeGenerated, EnableEventID = EventID, EnableActivity = Activity, Computer, UserPrincipalName, 
  AccountUsedToEnable = SubjectAccount, SIDofAccountUsedToEnable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid
  ),
  (
  WindowsEvent
  | where TimeGenerated > ago(timeframe+spanoftime)
  // A user account was enabled
  | where EventID == 4722
  | extend SubjectUserSid = tostring(EventData.SubjectUserSid)
  | extend AccountType=case(EventData.SubjectUserName endswith "$" or SubjectUserSid in ("S-1-5-18", "S-1-5-19", "S-1-5-20"), "Machine", isempty(SubjectUserSid), "", "User")
  | where AccountType =~ "User"
  | extend SubjectAccount = strcat(tostring(EventData.SubjectDomainName),"\\", tostring(EventData.SubjectUserName))
  | extend TargetAccount = strcat(EventData.TargetDomainName,"\\", EventData.TargetUserName)
  | where TargetAccount !endswith "$"
  | extend Activity="4722 - A user account was enabled."
  | extend TargetSid = tostring(EventData.TargetSid)
  | extend UserPrincipalName = tostring(EventData.UserPrincipalName)
  | project EnableTime = TimeGenerated, EnableEventID = EventID, EnableActivity = Activity, Computer, UserPrincipalName, 
  AccountUsedToEnable = SubjectAccount, SIDofAccountUsedToEnable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid
  ))
  | join kind= inner (
    (union isfuzzy=true
    (SecurityEvent
    | where TimeGenerated > ago(timeframe)
    // A user account was disabled
    | where EventID == 4725
  | where AccountType =~ "User"
  | project DisableTime = TimeGenerated, DisableEventID = EventID, DisableActivity = Activity, Computer, UserPrincipalName, 
  AccountUsedToDisable = SubjectAccount, SIDofAccountUsedToDisable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid
  ),
  (WindowsEvent
    | where TimeGenerated > ago(timeframe)
    // A user account was disabled
    | where EventID == 4725
  | extend SubjectUserSid = tostring(EventData.SubjectUserSid)
  | extend AccountType=case(EventData.SubjectUserName endswith "$" or SubjectUserSid in ("S-1-5-18", "S-1-5-19", "S-1-5-20"), "Machine", isempty(SubjectUserSid), "", "User")
  | where AccountType =~ "User"
  | extend SubjectAccount = strcat(tostring(EventData.SubjectDomainName),"\\", tostring(EventData.SubjectUserName))
  | extend TargetAccount = strcat(EventData.TargetDomainName,"\\", EventData.TargetUserName)
  | extend TargetSid = tostring(EventData.TargetSid)
  | extend UserPrincipalName = tostring(EventData.UserPrincipalName)
  | extend Activity = "4725 - A user account was disabled."
  | project DisableTime = TimeGenerated, DisableEventID = EventID, DisableActivity = Activity, Computer, UserPrincipalName, 
  AccountUsedToDisable = SubjectAccount, SIDofAccountUsedToDisable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid))
  ) on Computer, TargetAccount
  | where DisableTime - EnableTime < spanoftime
  | extend TimeDelta = DisableTime - EnableTime
  | where tolong(TimeDelta) >= threshold
  | project TimeDelta, EnableTime, EnableEventID, EnableActivity, Computer, TargetAccount, TargetSid, UserPrincipalName, AccountUsedToEnable, SIDofAccountUsedToEnable, 
  DisableTime, DisableEventID, DisableActivity, AccountUsedToDisable, SIDofAccountUsedToDisable
  | extend timestamp = EnableTime, AccountCustomEntity = AccountUsedToEnable, HostCustomEntity = Computer  
triggerOperator: gt
version: 1.1.3
queryPeriod: 25h
name: User account enabled and disabled within 10 mins
metadata:
  categories:
    domains:
    - Security - Others
    - Identity
  support:
    tier: Community
  source:
    kind: Community
  author:
    name: Samik Roy
severity: Medium
relevantTechniques:
- T1098
- T1078
requiredDataConnectors:
- dataTypes:
  - SecurityEvent
  connectorId: SecurityEvents
- dataTypes:
  - SecurityEvents
  connectorId: WindowsSecurityEvents
- dataTypes:
  - WindowsEvent
  connectorId: WindowsForwardedEvents
triggerThreshold: 0
tactics:
- Persistence
- PrivilegeEscalation
queryFrequency: 1d
id: 3d023f64-8225-41a2-9570-2bd7c2c4535e
description: |
  'Identifies when a user account is enabled and then disabled within 10 minutes. This can be an indication of compromise and
  an adversary attempting to hide in the noise.'

ARM

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2023-02-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/3d023f64-8225-41a2-9570-2bd7c2c4535e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/3d023f64-8225-41a2-9570-2bd7c2c4535e')]",
      "properties": {
        "alertRuleTemplateName": "3d023f64-8225-41a2-9570-2bd7c2c4535e",
        "customDetails": null,
        "description": "'Identifies when a user account is enabled and then disabled within 10 minutes. This can be an indication of compromise and\nan adversary attempting to hide in the noise.'\n",
        "displayName": "User account enabled and disabled within 10 mins",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "FullName"
              },
              {
                "columnName": "SIDofAccountUsedToEnable",
                "identifier": "Sid"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "HostCustomEntity",
                "identifier": "FullName"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityEvent/UserAccountEnabledDisabled_10m.yaml",
        "query": "let timeframe = 1d;\nlet spanoftime = 10m;\nlet threshold = 0;\n(union isfuzzy=true\n(SecurityEvent\n| where TimeGenerated > ago(timeframe+spanoftime)\n// A user account was enabled\n| where EventID == 4722\n| where AccountType =~ \"User\"\n| where TargetAccount !endswith \"$\"\n| project EnableTime = TimeGenerated, EnableEventID = EventID, EnableActivity = Activity, Computer, UserPrincipalName, \nAccountUsedToEnable = SubjectAccount, SIDofAccountUsedToEnable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid\n),\n(\nWindowsEvent\n| where TimeGenerated > ago(timeframe+spanoftime)\n// A user account was enabled\n| where EventID == 4722\n| extend SubjectUserSid = tostring(EventData.SubjectUserSid)\n| extend AccountType=case(EventData.SubjectUserName endswith \"$\" or SubjectUserSid in (\"S-1-5-18\", \"S-1-5-19\", \"S-1-5-20\"), \"Machine\", isempty(SubjectUserSid), \"\", \"User\")\n| where AccountType =~ \"User\"\n| extend SubjectAccount = strcat(tostring(EventData.SubjectDomainName),\"\\\\\", tostring(EventData.SubjectUserName))\n| extend TargetAccount = strcat(EventData.TargetDomainName,\"\\\\\", EventData.TargetUserName)\n| where TargetAccount !endswith \"$\"\n| extend Activity=\"4722 - A user account was enabled.\"\n| extend TargetSid = tostring(EventData.TargetSid)\n| extend UserPrincipalName = tostring(EventData.UserPrincipalName)\n| project EnableTime = TimeGenerated, EnableEventID = EventID, EnableActivity = Activity, Computer, UserPrincipalName, \nAccountUsedToEnable = SubjectAccount, SIDofAccountUsedToEnable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid\n))\n| join kind= inner (\n  (union isfuzzy=true\n  (SecurityEvent\n  | where TimeGenerated > ago(timeframe)\n  // A user account was disabled\n  | where EventID == 4725\n| where AccountType =~ \"User\"\n| project DisableTime = TimeGenerated, DisableEventID = EventID, DisableActivity = Activity, Computer, UserPrincipalName, \nAccountUsedToDisable = SubjectAccount, SIDofAccountUsedToDisable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid\n),\n(WindowsEvent\n  | where TimeGenerated > ago(timeframe)\n  // A user account was disabled\n  | where EventID == 4725\n| extend SubjectUserSid = tostring(EventData.SubjectUserSid)\n| extend AccountType=case(EventData.SubjectUserName endswith \"$\" or SubjectUserSid in (\"S-1-5-18\", \"S-1-5-19\", \"S-1-5-20\"), \"Machine\", isempty(SubjectUserSid), \"\", \"User\")\n| where AccountType =~ \"User\"\n| extend SubjectAccount = strcat(tostring(EventData.SubjectDomainName),\"\\\\\", tostring(EventData.SubjectUserName))\n| extend TargetAccount = strcat(EventData.TargetDomainName,\"\\\\\", EventData.TargetUserName)\n| extend TargetSid = tostring(EventData.TargetSid)\n| extend UserPrincipalName = tostring(EventData.UserPrincipalName)\n| extend Activity = \"4725 - A user account was disabled.\"\n| project DisableTime = TimeGenerated, DisableEventID = EventID, DisableActivity = Activity, Computer, UserPrincipalName, \nAccountUsedToDisable = SubjectAccount, SIDofAccountUsedToDisable = SubjectUserSid, TargetAccount = tolower(TargetAccount), TargetSid))\n) on Computer, TargetAccount\n| where DisableTime - EnableTime < spanoftime\n| extend TimeDelta = DisableTime - EnableTime\n| where tolong(TimeDelta) >= threshold\n| project TimeDelta, EnableTime, EnableEventID, EnableActivity, Computer, TargetAccount, TargetSid, UserPrincipalName, AccountUsedToEnable, SIDofAccountUsedToEnable, \nDisableTime, DisableEventID, DisableActivity, AccountUsedToDisable, SIDofAccountUsedToDisable\n| extend timestamp = EnableTime, AccountCustomEntity = AccountUsedToEnable, HostCustomEntity = Computer\n",
        "queryFrequency": "P1D",
        "queryPeriod": "PT25H",
        "severity": "Medium",
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Persistence",
          "PrivilegeEscalation"
        ],
        "techniques": [
          "T1078",
          "T1098"
        ],
        "templateVersion": "1.1.3",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}