cloudflare/Azure-Sentinel

id: 30c8b802-ace1-4408-bc29-4c5c5afb49e1
name: Sdelete deployed via GPO and run recursively (ASIM Version)
description: |
  'This query looks for the Sdelete process being run recursively after being deployed to a host via GPO. Attackers could use this technique to deploy Sdelete to multiple host and delete data on them.
    This query uses the Advanced Security Information Model. Parsers will need to be deployed before use: https://docs.microsoft.com/azure/sentinel/normalization'
severity: Medium
requiredDataConnectors: []
queryFrequency: 1d
queryPeriod: 1d
triggerOperator: gt
triggerThreshold: 0
tactics:
  - Impact
relevantTechniques:
  - T1485
tags:
  -
query: |
  imProcess
    | where EventType =~ "ProcessCreated"
    | where Process endswith "svchost.exe"
    | where CommandLine has "-k GPSvcGroup" or CommandLine has "-s gpsvc"
    | extend timekey = bin(TimeGenerated, 1m)
    | project timekey, ActingProcessId, Dvc
    | join kind=inner (imProcess
    | where EventType =~ "ProcessCreated"
    | where Process =~ "sdelete.exe" or CommandLine has "sdelete"
    | where ActingProcessName endswith "svchost.exe"
    | where CommandLine has_all ("-s", "-r")
    | extend timekey = bin(TimeGenerated, 1m)
    ) on $left.ActingProcessId == $right.ParentProcessId, timekey, Dvc
entityMappings:
  - entityType: Account
    fieldMappings:
      - identifier: FullName
        columnName: ActorUsername
  - entityType: IP
    fieldMappings:
      - identifier: Address
        columnName: DvcIpAddr
  - entityType: Host
    fieldMappings:
      - identifier: FullName
        columnName: Dvc
version: 1.0.2
kind: Scheduled