{"id":"9a60e676-26ac-44c3-814b-0c2a8b977adf","title":"User Access Blocked by Azure Conditional Access","description":"Detect access has been blocked by Conditional Access policies.\nThe access policy does not allow token issuance which might be sights≈ of unauthorizeed login to valid accounts.\n","author":"AlertIQ","status":"test","level":"medium","date":"2021-10-10","modified":"2022-12-25","tags":["attack.privilege-escalation","attack.persistence","attack.credential-access","attack.initial-access","attack.stealth","attack.t1110","attack.t1078.004"],"technique_ids":["T1078.004","T1110"],"logsource":{"product":"azure","service":"signinlogs"},"falsepositives":["Unknown"],"references":["https://learn.microsoft.com/en-us/entra/architecture/security-operations-privileged-accounts"],"source_path":"rules/cloud/azure/signin_logs/azure_user_login_blocked_by_conditional_access.yml","source_sha256":"2451e3cdcd234fde35e35ebcffa38abe9256c399c6caebe8eca57b4af41282a0","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/cloud/azure/signin_logs/azure_user_login_blocked_by_conditional_access.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: User Access Blocked by Azure Conditional Access\nid: 9a60e676-26ac-44c3-814b-0c2a8b977adf\nstatus: test\ndescription: |\n    Detect access has been blocked by Conditional Access policies.\n    The access policy does not allow token issuance which might be sights≈ of unauthorizeed login to valid accounts.\nreferences:\n    - https://learn.microsoft.com/en-us/entra/architecture/security-operations-privileged-accounts\nauthor: AlertIQ\ndate: 2021-10-10\nmodified: 2022-12-25\ntags:\n    - attack.privilege-escalation\n    - attack.persistence\n    - attack.credential-access\n    - attack.initial-access\n    - attack.stealth\n    - attack.t1110\n    - attack.t1078.004\nlogsource:\n    product: azure\n    service: signinlogs\ndetection:\n    selection:\n        ResultType: 53003\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1078.004","id":"T1078.004","name":"Cloud Accounts","page":"techniques/enterprise/T1078.004/"},{"key":"enterprise/T1110","id":"T1110","name":"Brute Force","page":"techniques/enterprise/T1110/"}],"data_path":"data/detection-rules/9a60e676-26ac-44c3-814b-0c2a8b977adf.json","kind":"sigma"}