Awake Security - High Severity Matches By Device

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Id	d5e012c2-29ba-4a02-a813-37b928aafe2d
Rulename	Awake Security - High Severity Matches By Device
Description	This query searches for devices with high severity event(s).
Severity	Medium
Required data connectors	CefAma
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AristaAwakeSecurity/Analytic Rules/HighSeverityMatchesByDevice.yaml
Version	1.0.2
Arm template	d5e012c2-29ba-4a02-a813-37b928aafe2d.json

KQL

CommonSecurityLog
| where DeviceVendor == "Arista Networks" and DeviceProduct == "Awake Security" and toint(LogSeverity) > 6
| summarize StartTime=min(TimeGenerated), EndTime=max(TimeGenerated), Models=make_set(Activity), ASPMatchURLs=make_set(DeviceCustomString2), SourceIPs=make_set(SourceIP),
  DestinationIPs=make_set(DestinationIP), ModelMatchCount=sum(EventCount), MaxSeverity=max(todecimal  (LogSeverity)) by SourceHostName

YAML

relevantTechniques: []
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: 3d
    matchingMethod: Selected
    reopenClosedIncident: true
    groupByAlertDetails: []
    groupByEntities:
    - Host
    groupByCustomDetails:
    - Device
    enabled: true
  createIncident: true
eventGroupingSettings:
  aggregationKind: AlertPerResult
query: |
  CommonSecurityLog
  | where DeviceVendor == "Arista Networks" and DeviceProduct == "Awake Security" and toint(LogSeverity) > 6
  | summarize StartTime=min(TimeGenerated), EndTime=max(TimeGenerated), Models=make_set(Activity), ASPMatchURLs=make_set(DeviceCustomString2), SourceIPs=make_set(SourceIP),
    DestinationIPs=make_set(DestinationIP), ModelMatchCount=sum(EventCount), MaxSeverity=max(todecimal  (LogSeverity)) by SourceHostName  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AristaAwakeSecurity/Analytic Rules/HighSeverityMatchesByDevice.yaml
description: This query searches for devices with high severity event(s).
requiredDataConnectors:
- connectorId: CefAma
  dataTypes:
  - CommonSecurityLog
triggerOperator: gt
entityMappings:
- entityType: Host
  fieldMappings:
  - columnName: SourceHostName
    identifier: HostName
- entityType: IP
  fieldMappings:
  - columnName: SourceIPs
    identifier: Address
kind: Scheduled
name: Awake Security - High Severity Matches By Device
queryPeriod: 1h
triggerThreshold: 0
id: d5e012c2-29ba-4a02-a813-37b928aafe2d
status: Available
customDetails:
  Matches_ASP_URLs: ASPMatchURLs
  Device: SourceHostName
  Matched_Models: Models
  Matches_Dest_IPs: DestinationIPs
  Matches_Max_Severity: MaxSeverity
  Matches_Count: ModelMatchCount
severity: Medium
queryFrequency: 1h
tactics: []
version: 1.0.2
alertDetailsOverride:
  alertSeverityColumnName: MaxSeverity
  alertTacticsColumnName: 
  alertDisplayNameFormat: Awake Security - High Severity Matches On Device {{SourceHostName}}
  alertDescriptionFormat: |
    Device {{SourceHostName}} matched the following high-severity Awake model(s):

    {{Models}}

    The destination IPs associated with these matches were:

    {{DestinationIPs}}

ARM