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

id: d5e012c2-29ba-4a02-a813-37b928aafe2d
triggerOperator: gt
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: SourceHostName
  entityType: Host
- fieldMappings:
  - identifier: Address
    columnName: SourceIPs
  entityType: IP
eventGroupingSettings:
  aggregationKind: AlertPerResult
requiredDataConnectors:
- dataTypes:
  - CommonSecurityLog
  connectorId: CefAma
queryFrequency: 1h
alertDetailsOverride:
  alertTacticsColumnName: 
  alertDisplayNameFormat: Awake Security - High Severity Matches On Device {{SourceHostName}}
  alertSeverityColumnName: MaxSeverity
  alertDescriptionFormat: |
    Device {{SourceHostName}} matched the following high-severity Awake model(s):

    {{Models}}

    The destination IPs associated with these matches were:

    {{DestinationIPs}}    
queryPeriod: 1h
status: Available
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: 3d
    groupByAlertDetails: []
    reopenClosedIncident: true
    matchingMethod: Selected
    groupByCustomDetails:
    - Device
    groupByEntities:
    - Host
    enabled: true
  createIncident: true
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  
name: Awake Security - High Severity Matches By Device
kind: Scheduled
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AristaAwakeSecurity/Analytic Rules/HighSeverityMatchesByDevice.yaml
tactics: []
severity: Medium
relevantTechniques: []
triggerThreshold: 0
version: 1.0.2
description: This query searches for devices with high severity event(s).
customDetails:
  Matches_Dest_IPs: DestinationIPs
  Matched_Models: Models
  Matches_Max_Severity: MaxSeverity
  Matches_ASP_URLs: ASPMatchURLs
  Matches_Count: ModelMatchCount
  Device: SourceHostName

ARM