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

severity: Medium
triggerThreshold: 0
metadata:
  source:
    kind: Community
  support:
    tier: Community
  categories:
    domains:
    - Security - Others
    - Identity
  author:
    name: Samik Roy
queryFrequency: 1d
requiredDataConnectors:
- connectorId: SecurityEvents
  dataTypes:
  - SecurityEvent
- connectorId: WindowsSecurityEvents
  dataTypes:
  - SecurityEvents
- connectorId: WindowsForwardedEvents
  dataTypes:
  - WindowsEvent
id: 3d023f64-8225-41a2-9570-2bd7c2c4535e
version: 1.1.3
name: User account enabled and disabled within 10 mins
kind: Scheduled
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityEvent/UserAccountEnabledDisabled_10m.yaml
queryPeriod: 25h
relevantTechniques:
- T1098
- T1078
triggerOperator: gt
tactics:
- Persistence
- PrivilegeEscalation
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  
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: FullName
    columnName: AccountCustomEntity
  - identifier: Sid
    columnName: SIDofAccountUsedToEnable
- entityType: Host
  fieldMappings:
  - identifier: FullName
    columnName: HostCustomEntity
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

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/3d023f64-8225-41a2-9570-2bd7c2c4535e')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/3d023f64-8225-41a2-9570-2bd7c2c4535e')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01",
      "properties": {
        "displayName": "User account enabled and disabled within 10 mins",
        "description": "'Identifies when a user account is enabled and then disabled within 10 minutes. This can be an indication of compromise and\nan adversary attempting to hide in the noise.'\n",
        "severity": "Medium",
        "enabled": true,
        "query": "let timeframe = 1d;\nlet spanoftime = 10m;\nlet threshold = 0;\n(union isfuzzy=true\n(SecurityEvent\n| where TimeGenerated > ago(timeframe+spanoftime)\n// A user account was enabled\n| where EventID == 4722\n| where AccountType =~ \"User\"\n| where TargetAccount !endswith \"$\"\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",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Persistence",
          "PrivilegeEscalation"
        ],
        "techniques": [
          "T1098",
          "T1078"
        ],
        "alertRuleTemplateName": "3d023f64-8225-41a2-9570-2bd7c2c4535e",
        "customDetails": null,
        "entityMappings": [
          {
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "FullName"
              },
              {
                "columnName": "SIDofAccountUsedToEnable",
                "identifier": "Sid"
              }
            ],
            "entityType": "Account"
          },
          {
            "fieldMappings": [
              {
                "columnName": "HostCustomEntity",
                "identifier": "FullName"
              }
            ],
            "entityType": "Host"
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/SecurityEvent/UserAccountEnabledDisabled_10m.yaml",
        "templateVersion": "1.1.3"
      }
    }
  ]
}