Detectionhightest

Anonymous IP Address

Indicates sign-ins from an anonymous IP address, for example, using an anonymous browser or VPN.

Convert In Phoenix Studio

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

Gloria LeeCreated Tue Aug 2253acd925-2003-440d-a1f3-71a5253fe237cloud

Log Source

Azureriskdetection

ProductAzure← raw: azure

Serviceriskdetection← raw: riskdetection

Detection Logic

detection:
    selection:
        riskEventType: 'anonymizedIPAddress'
    condition: selection

False Positives

We recommend investigating the sessions flagged by this detection in the context of other sign-ins

References

MITRE ATT&CK

Tactics

Techniques

Rule Metadata

Rule ID

53acd925-2003-440d-a1f3-71a5253fe237

Status

test

Level

high

Type

Detection

Created

Tue Aug 22

Author

Path

rules/cloud/azure/identity_protection/azure_identity_protection_anonymous_ip_address.yml

Raw Tags

attack.t1528attack.credential-access