61 строка
3.9 KiB
YAML
61 строка
3.9 KiB
YAML
id: 41e843a8-92e7-444d-8d72-638f1145d1e1
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name: New Device/Location sign-in along with critical operation
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description: |
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'This query identifies users seen login from new geo location/country as well as a new device and performing critical operations.'
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severity: Medium
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status: Available
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requiredDataConnectors:
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- connectorId: OktaSSO
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dataTypes:
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- Okta_CL
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- connectorId: OktaSSOv2
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dataTypes:
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- OktaSSO
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queryFrequency: 1h
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queryPeriod: 1h
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triggerOperator: gt
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triggerThreshold: 0
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tactics:
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- InitialAccess
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- Persistence
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relevantTechniques:
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- T1078
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- T1556
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query: |
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let timeframe = 1h;
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let RiskyOperations = dynamic(["policy.rule.update","policy.rule.create","policy.rule.delete", "policy.rule.deactivate", "policy.lifecycle.update", "policy.rule.modify", "policy.lifecycle.create", "policy.lifecycle.delete", "policy.lifecycle.deactivate", "policy.lifecycle.modify", "network_zone.rule.disabled", "system.api_token.create", "system.api_token.revoke", "application.policy.sign_on.update", "application.policy.sign_on.rule.delete","user.mfa.factor.deactivate", "user.mfa.factor.reset_all", "system.mfa.factor.deactivate", "user.mfa.attempt_bypass"]);
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let UserLoginNewCountryDevice = OktaSSO
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| where eventType_s == "user.session.start"
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| where outcome_result_s == "SUCCESS"
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| where parse_json(tostring(parse_json(debugContext_debugData_logOnlySecurityData_s).behaviors)).["New Country"] == "POSITIVE"
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| where parse_json(tostring(parse_json(debugContext_debugData_logOnlySecurityData_s).behaviors)).["New Geo-Location"] == "POSITIVE"
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| where parse_json(tostring(parse_json(debugContext_debugData_logOnlySecurityData_s).behaviors)).["New Device"] == "POSITIVE"
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| summarize by timekey = bin(TimeGenerated, timeframe), actor_alternateId_s, actor_displayName_s, client_userAgent_os_s, client_userAgent_browser_s, client_device_s, client_userAgent_rawUserAgent_s, client_ipAddress_s, authenticationContext_externalSessionId_s, client_geographicalContext_country_s, client_geographicalContext_city_s, displayMessage_s, outcome_result_s, outcome_reason_s, column_ifexists('debugContext_debugData_logOnlySecurityData_s', ""), debugContext_debugData_threatSuspected_s, client_geographicalContext_geolocation_lat_d, client_geographicalContext_geolocation_lon_d
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| extend Location = strcat(client_geographicalContext_city_s, "-", client_geographicalContext_country_s);
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let RiskyOperationsObserved = OktaSSO
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| where eventType_s in (RiskyOperations)
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| where outcome_result_s == "SUCCESS"
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| summarize by timekey = bin(TimeGenerated, timeframe), actor_alternateId_s, actor_displayName_s, client_userAgent_os_s, client_userAgent_browser_s, client_device_s, client_userAgent_rawUserAgent_s, client_ipAddress_s, authenticationContext_externalSessionId_s, client_geographicalContext_country_s, client_geographicalContext_city_s, displayMessage_s, outcome_result_s, outcome_reason_s, column_ifexists('debugContext_debugData_logOnlySecurityData_s', ""), debugContext_debugData_threatSuspected_s, client_geographicalContext_geolocation_lat_d, client_geographicalContext_geolocation_lon_d;
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UserLoginNewCountryDevice
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| join kind=inner (RiskyOperationsObserved) on timekey, actor_displayName_s, client_ipAddress_s
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entityMappings:
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- entityType: Account
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fieldMappings:
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- identifier: Name
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columnName: actor_alternateId_s
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- identifier: DisplayName
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columnName: actor_displayName_s
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- entityType: IP
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fieldMappings:
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- identifier: Address
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columnName: client_ipAddress_s
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customDetails:
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SessionId: authenticationContext_externalSessionId_s
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Location: Location
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alertDetailsOverride:
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alertDisplayNameFormat: New Device/Location {{Location}} sign-in along with critical operation
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alertDescriptionFormat: |
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This query identifies users seen login from new geo location/country {{Location}} as well as a new device and performing critical operations
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version: 1.1.0
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kind: Scheduled
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