Detectionmediumtest

User Access Blocked by Azure Conditional Access

Detect access has been blocked by Conditional Access policies. The access policy does not allow token issuance which might be sights≈ of unauthorizeed login to valid accounts.

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch

AlertIQCreated Sun Oct 10Updated Sun Dec 259a60e676-26ac-44c3-814b-0c2a8b977adfcloud

Log Source

Azuresigninlogs

ProductAzure← raw: azure

Servicesigninlogs← raw: signinlogs

Detection Logic

detection:
    selection:
        ResultType: 53003
    condition: selection

False Positives

Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

References

Resolving title…

learn.microsoft.com

MITRE ATT&CK

Tactics

TA0004 · Privilege Escalation TA0003 · Persistence TA0005 · Defense Evasion TA0006 · Credential Access TA0001 · Initial Access

Techniques

T1110 · Brute Force

Sub-techniques

T1078.004 · Cloud Accounts

Rule Metadata

Rule ID

9a60e676-26ac-44c3-814b-0c2a8b977adf

Status

test

Level

medium

Type

Detection

Created

Sun Oct 10

Modified

Sun Dec 25

Author

AlertIQ

Path

rules/cloud/azure/signin_logs/azure_user_login_blocked_by_conditional_access.yml

Raw Tags

attack.privilege-escalationattack.persistenceattack.defense-evasionattack.credential-accessattack.initial-accessattack.t1110attack.t1078.004

View on GitHub