{"id":"c191e2fa-f9d6-4ccf-82af-4f2aba08359f","title":"Logon from a Risky IP Address","description":"Detects when a Microsoft Cloud App Security reported when a user signs into your sanctioned apps from a risky IP address.","author":"Austin Songer @austinsonger","status":"test","level":"medium","date":"2021-08-23","modified":"2022-10-09","tags":["attack.privilege-escalation","attack.persistence","attack.initial-access","attack.stealth","attack.t1078"],"technique_ids":["T1078"],"logsource":{"service":"threat_management","product":"m365"},"falsepositives":["Unknown"],"references":["https://learn.microsoft.com/en-us/defender-cloud-apps/anomaly-detection-policy","https://learn.microsoft.com/en-us/defender-cloud-apps/policy-template-reference"],"source_path":"rules/cloud/m365/threat_management/microsoft365_logon_from_risky_ip_address.yml","source_sha256":"8346966c2e98e2e9c86409f1ff7efd0feed33ac6720e7c4605e80797ce178968","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/cloud/m365/threat_management/microsoft365_logon_from_risky_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: Logon from a Risky IP Address\nid: c191e2fa-f9d6-4ccf-82af-4f2aba08359f\nstatus: test\ndescription: Detects when a Microsoft Cloud App Security reported when a user signs into your sanctioned apps from a risky IP address.\nreferences:\n    - https://learn.microsoft.com/en-us/defender-cloud-apps/anomaly-detection-policy\n    - https://learn.microsoft.com/en-us/defender-cloud-apps/policy-template-reference\nauthor: Austin Songer @austinsonger\ndate: 2021-08-23\nmodified: 2022-10-09\ntags:\n    - attack.privilege-escalation\n    - attack.persistence\n    - attack.initial-access\n    - attack.stealth\n    - attack.t1078\nlogsource:\n    service: threat_management\n    product: m365\ndetection:\n    selection:\n        eventSource: SecurityComplianceCenter\n        eventName: 'Log on from a risky IP address'\n        status: success\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1078","id":"T1078","name":"Valid Accounts","page":"techniques/enterprise/T1078/"}],"data_path":"data/detection-rules/c191e2fa-f9d6-4ccf-82af-4f2aba08359f.json","kind":"sigma"}