Palo Alto Prisma Cloud - Network ACL allow all outbound traffic

Back


Id	4264e133-eec2-438f-af85-05e869308f94
Rulename	Palo Alto Prisma Cloud - Network ACL allow all outbound traffic
Description	Detects network ACLs with outbound rule to allow all traffic.
Severity	Medium
Tactics	InitialAccess
Techniques	T1133
Required data connectors	PaloAltoPrismaCloud
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/PaloAltoPrismaCloud/Analytic Rules/PaloAltoPrismaCloudAclAllowAllOut.yaml
Version	1.0.1
Arm template	4264e133-eec2-438f-af85-05e869308f94.json

KQL

PaloAltoPrismaCloud
| where Reason =~ 'NEW_ALERT'
| where Status =~ 'open'
| where AlertMessage has 'Network ACLs with Outbound rule to allow All Traffic'
| extend AccountCustomEntity = UserName

YAML

requiredDataConnectors:
- connectorId: PaloAltoPrismaCloud
  dataTypes:
  - PaloAltoPrismaCloud
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PaloAltoPrismaCloud/Analytic Rules/PaloAltoPrismaCloudAclAllowAllOut.yaml
triggerThreshold: 0
status: Available
relevantTechniques:
- T1133
queryPeriod: 1h
name: Palo Alto Prisma Cloud - Network ACL allow all outbound traffic
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
queryFrequency: 1h
triggerOperator: gt
kind: Scheduled
description: |
    'Detects network ACLs with outbound rule to allow all traffic.'
tactics:
- InitialAccess
severity: Medium
version: 1.0.1
query: |
  PaloAltoPrismaCloud
  | where Reason =~ 'NEW_ALERT'
  | where Status =~ 'open'
  | where AlertMessage has 'Network ACLs with Outbound rule to allow All Traffic'
  | extend AccountCustomEntity = UserName  
id: 4264e133-eec2-438f-af85-05e869308f94

ARM