let threshold = 5;
CiscoWSAEvent
| where UrlOriginal matches regex @'\Ahttp(s)?[:][/][/]\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}'
| extend URLCustomEntity = UrlOriginal, AccountCustomEntity = SrcUserName
queryPeriod: 1h
kind: Scheduled
entityMappings:
- entityType: URL
fieldMappings:
- identifier: Url
columnName: URLCustomEntity
- entityType: Account
fieldMappings:
- identifier: Name
columnName: AccountCustomEntity
requiredDataConnectors:
- connectorId: SyslogAma
datatypes:
- Syslog
description: |
'Detects unexpected URL.'
queryFrequency: 1h
triggerOperator: gt
query: |
let threshold = 5;
CiscoWSAEvent
| where UrlOriginal matches regex @'\Ahttp(s)?[:][/][/]\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}'
| extend URLCustomEntity = UrlOriginal, AccountCustomEntity = SrcUserName
name: Cisco WSA - Unexpected URL
id: 010644fd-2830-4451-9e0e-606cc192f2e7
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CiscoWSA/Analytic Rules/CiscoWSAUnexpectedUrl.yaml
severity: Medium
version: 1.0.2
status: Available
relevantTechniques:
- T1102
triggerThreshold: 0
tactics:
- CommandAndControl
