User Accessed Suspicious URL Categories

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Id	fb0f4a93-d8ad-4b54-9931-85bdb7550f90
Rulename	User Accessed Suspicious URL Categories
Description	Creates an incident in the event the requested URL accessed by the user has been identified as Suspicious, Phishing, or Hacking.
Severity	Medium
Tactics	InitialAccess CommandAndControl
Techniques	T1566 T1071
Required data connectors	SyslogAma
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/SymantecProxySG/Analytic Rules/UserAccessedSuspiciousURLCategories.yaml
Version	1.0.5
Arm template	fb0f4a93-d8ad-4b54-9931-85bdb7550f90.json

KQL

SymantecProxySG
| mv-expand cs_categories
| where cs_categories has_any ("Suspicious","phishing", "hacking")
| summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated), count() by sc_filter_result, cs_userdn, c_ip, cs_host, Computer,  tostring(cs_categories)

YAML

severity: Medium
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SymantecProxySG/Analytic Rules/UserAccessedSuspiciousURLCategories.yaml
id: fb0f4a93-d8ad-4b54-9931-85bdb7550f90
entityMappings:
- fieldMappings:
  - identifier: FullName
    columnName: cs_userdn
  entityType: Account
- fieldMappings:
  - identifier: FullName
    columnName: Computer
  entityType: Host
- fieldMappings:
  - identifier: Address
    columnName: c_ip
  entityType: IP
kind: Scheduled
status: Available
tactics:
- InitialAccess
- CommandAndControl
queryFrequency: 1h
requiredDataConnectors:
- connectorId: SyslogAma
  datatypes:
  - Syslog
relevantTechniques:
- T1566
- T1071
version: 1.0.5
description: |
    'Creates an incident in the event the requested URL accessed by the user has been identified as Suspicious, Phishing, or Hacking.'
triggerThreshold: 0
query: |
  SymantecProxySG
  | mv-expand cs_categories
  | where cs_categories has_any ("Suspicious","phishing", "hacking")
  | summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated), count() by sc_filter_result, cs_userdn, c_ip, cs_host, Computer,  tostring(cs_categories)  
queryPeriod: 1h
name: User Accessed Suspicious URL Categories

ARM