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UnknownMicrosoft Sentinel analytics

Detect port misuse by static threshold (ASIM Network Session schema)

There is an normal amount of traffic that goes on a particular port in any organization. This hunting query identifies port usage higher than threshold defined in 'NetworkSession_Monitor_Configuration' watchlist to…

Description

There is an normal amount of traffic that goes on a particular port in any organization. This hunting query identifies port usage higher than threshold defined in 'NetworkSession_Monitor_Configuration' watchlist to determine high port usage.

Detection logic

Detection requirements

Platform
ContainersESXiIaaSIdentity ProviderLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows

The rule states no platform. This is derived from the 4 ATT&CK techniques it maps to.

Log source product
aivectrastreamawss3azurefirewallazuremonitor_vminsightsazurensgcheckpointciscoasaciscoasaamaciscomerakicorelightfortinetmicrosoftsysmonforlinuxmicrosoftthreatprotectionpaloaltonetworkssecurityeventswindowsforwardedeventswindowssecurityeventszscaler
Log source service
awsvpcflowazurediagnosticsciscomerakinativepollercommonsecuritylogcorelight_cldevicenetworkeventssecurityeventsyslogvectrastreamvmconnectionwindowsevent

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