{"id":"53acd925-2003-440d-a1f3-71a5253fe237","title":"Anonymous IP Address","description":"Indicates sign-ins from an anonymous IP address, for example, using an anonymous browser or VPN.","author":"Gloria Lee, '@gleeiamglo'","status":"test","level":"high","date":"2023-08-22","modified":"","tags":["attack.t1528","attack.credential-access"],"technique_ids":["T1528"],"logsource":{"product":"azure","service":"riskdetection"},"falsepositives":["We recommend investigating the sessions flagged by this detection in the context of other sign-ins"],"references":["https://learn.microsoft.com/en-us/graph/api/resources/riskdetection?view=graph-rest-1.0","https://learn.microsoft.com/en-us/entra/id-protection/concept-identity-protection-risks#anonymous-ip-address"],"source_path":"rules/cloud/azure/identity_protection/azure_identity_protection_anonymous_ip_address.yml","source_sha256":"78d11161f3c8b148c7e0cc4ad1084ba66ffa72354f3b5cc16fc232e12a0c447b","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/cloud/azure/identity_protection/azure_identity_protection_anonymous_ip_address.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Anonymous IP Address\nid: 53acd925-2003-440d-a1f3-71a5253fe237\nstatus: test\ndescription: Indicates sign-ins from an anonymous IP address, for example, using an anonymous browser or VPN.\nreferences:\n    - https://learn.microsoft.com/en-us/graph/api/resources/riskdetection?view=graph-rest-1.0\n    - https://learn.microsoft.com/en-us/entra/id-protection/concept-identity-protection-risks#anonymous-ip-address\nauthor: Gloria Lee, '@gleeiamglo'\ndate: 2023-08-22\ntags:\n    - attack.t1528\n    - attack.credential-access\nlogsource:\n    product: azure\n    service: riskdetection\ndetection:\n    selection:\n        riskEventType: 'anonymizedIPAddress'\n    condition: selection\nfalsepositives:\n    - We recommend investigating the sessions flagged by this detection in the context of other sign-ins\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1528","id":"T1528","name":"Steal Application Access Token","page":"techniques/enterprise/T1528/"}],"data_path":"data/detection-rules/53acd925-2003-440d-a1f3-71a5253fe237.json","kind":"sigma"}