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Remotely Started Services via RPC

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Remotely Started Services via RPC

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Identifies remote execution of Windows services over remote procedure call (RPC). This could be indicative of lateral movement, but will be noisy if commonly done by administrators."

Rule type: eql

Rule indices:

logs-endpoint.events.*
winlogbeat-*
logs-windows.*

Severity: medium

Risk score: 47

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

Elastic
Host
Windows
Threat Detection
Lateral Movement

Version: 6

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

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sequence with maxspan=1s
   [network where process.name : "services.exe" and
      network.direction : ("incoming", "ingress") and network.transport == "tcp" and
      source.port >= 49152 and destination.port >= 49152 and source.ip != "127.0.0.1" and source.ip != "::1"
   ] by host.id, process.entity_id

   [process where event.type in ("start", "process_started") and process.parent.name : "services.exe" and
       not (process.name : "svchost.exe" and process.args : "tiledatamodelsvc") and
       not (process.name : "msiexec.exe" and process.args : "/V") and
       not process.executable :
               ("?:\\Windows\\ADCR_Agent\\adcrsvc.exe",
                "?:\\Windows\\System32\\VSSVC.exe",
                "?:\\Windows\\servicing\\TrustedInstaller.exe",
                "?:\\Windows\\System32\\svchost.exe",
                "?:\\Program Files (x86)\\*.exe",
                "?:\\Program Files\\*.exe",
                "?:\\Windows\\PSEXESVC.EXE",
                "?:\\Windows\\System32\\sppsvc.exe",
                "?:\\Windows\\System32\\wbem\\WmiApSrv.exe",
                "?:\\WINDOWS\\RemoteAuditService.exe",
                "?:\\Windows\\VeeamVssSupport\\VeeamGuestHelper.exe",
                "?:\\Windows\\VeeamLogShipper\\VeeamLogShipper.exe",
                "?:\\Windows\\CAInvokerService.exe",
                "?:\\Windows\\System32\\upfc.exe",
                "?:\\Windows\\AdminArsenal\\PDQ*.exe",
                "?:\\Windows\\System32\\vds.exe",
                "?:\\Windows\\Veeam\\Backup\\VeeamDeploymentSvc.exe",
                "?:\\Windows\\ProPatches\\Scheduler\\STSchedEx.exe",
                "?:\\Windows\\System32\\certsrv.exe",
                "?:\\Windows\\eset-remote-install-service.exe",
                "?:\\Pella Corporation\\Pella Order Management\\GPAutoSvc.exe",
                "?:\\Pella Corporation\\OSCToGPAutoService\\OSCToGPAutoSvc.exe",
                "?:\\Pella Corporation\\Pella Order Management\\GPAutoSvc.exe",
                "?:\\Windows\\SysWOW64\\NwxExeSvc\\NwxExeSvc.exe",
                "?:\\Windows\\System32\\taskhostex.exe")
   ] by host.id, process.parent.entity_id

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Lateral Movement
- ID: TA0008
- Reference URL: https://attack.mitre.org/tactics/TA0008/
Technique:
- Name: Remote Services
- ID: T1021
- Reference URL: https://attack.mitre.org/techniques/T1021/

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