Detection rules › Sigma
Account Disabled or Blocked for Sign in Attempts
Detects when an account is disabled or blocked for sign in but tried to log in
Known false positives
- Account disabled or blocked in error
- Automation account has been blocked or disabled
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Initial Access | |
| Persistence | |
| Privilege Escalation | |
| Stealth |
Telemetry coverage
| Platform | Record / event type |
|---|---|
| Entra ID | SigninLogs sign-in event: Sign-in attempted against a disabled account |
Rules detecting the same action
These rules filter on the same operation.
Rule body
title: Account Disabled or Blocked for Sign in Attempts
id: 4afac85c-224a-4dd7-b1af-8da40e1c60bd
status: test
description: Detects when an account is disabled or blocked for sign in but tried to log in
references:
- https://learn.microsoft.com/en-gb/entra/architecture/security-operations-privileged-accounts
author: Yochana Henderson, '@Yochana-H'
date: 2022-06-17
tags:
- attack.privilege-escalation
- attack.persistence
- attack.initial-access
- attack.stealth
- attack.t1078.004
logsource:
product: azure
service: signinlogs
detection:
selection:
ResultType: 50057
ResultDescription: Failure
condition: selection
falsepositives:
- Account disabled or blocked in error
- Automation account has been blocked or disabled
level: medium
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
ResultType: 50057
ResultDescription: Failure
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
ResultDescription | eq |
| field:"azure_ad::result_reason" kind:eq value:"Failure" |
ResultType | eq |
| field:"ResultType" kind:eq value:"50057" |