ApexOne - Suspicious commandline arguments

Back


Id	4d7199b2-67b8-11ec-90d6-0242ac120003
Rulename	ApexOne - Suspicious commandline arguments
Description	Detects suspicious commandline arguments.
Severity	High
Tactics	Execution
Techniques	T1059
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/Trend Micro Apex One/Analytic Rules/TMApexOneCommandLineSuspiciousRequests.yaml
Version	1.0.3
Arm template	4d7199b2-67b8-11ec-90d6-0242ac120003.json

KQL

TMApexOneEvent
| where EventMessage has "Endpoint Application"
| where Command has_any ("whoami", "dpkg", "useradd", "sudo")
| extend IPCustomEntity = SrcIpAddr, AccountCustomEntity = DstUserName

YAML

description: |
    'Detects suspicious commandline arguments.'
kind: Scheduled
tactics:
- Execution
requiredDataConnectors:
- connectorId: CefAma
  dataTypes:
  - CommonSecurityLog
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Trend Micro Apex One/Analytic Rules/TMApexOneCommandLineSuspiciousRequests.yaml
severity: High
name: ApexOne - Suspicious commandline arguments
triggerThreshold: 0
queryPeriod: 1h
query: |
  TMApexOneEvent
  | where EventMessage has "Endpoint Application"
  | where Command has_any ("whoami", "dpkg", "useradd", "sudo")
  | extend IPCustomEntity = SrcIpAddr, AccountCustomEntity = DstUserName  
relevantTechniques:
- T1059
id: 4d7199b2-67b8-11ec-90d6-0242ac120003
queryFrequency: 1h
status: Available
triggerOperator: gt
version: 1.0.3
entityMappings:
- entityType: IP
  fieldMappings:
  - columnName: IPCustomEntity
    identifier: Address
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name

ARM