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splunk-security_content/dev_ssa/endpoint/ssa___windows_remote_create_service.yml
Eric McGinnis 9fdf182033 Release v4.24.0
2024-02-14 23:54:00 +00:00

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YAML

name: Windows Remote Create Service
id: 0259ff91-a6f3-4af1-af83-6360eff7fd80
version: 4
date: '2023-05-18'
author: Michael Haag, Splunk
status: experimental
type: TTP
description: 'This analytic identifies an endpoint that remotely connects to another endpoint to create a new service using sc.exe. On the remote endpoint, the new service will be created and this action will trigger the creation of EventCode 7045 along with all the resulting service information.'
data_source:
- Windows Security 4688
search:
selection1:
process.cmd_line|re:
- 'create'
- '\\\\'
process.file.name: sc.exe
condition: (selection1)
how_to_implement: To successfully implement this search you need to be ingesting information on process that include the name of the process responsible for the changes from your endpoints into the `Endpoint` datamodel in the `Processes` node. In addition, confirm the latest CIM App 4.20 or higher is installed and the latest TA for the endpoint product.
known_false_positives: Note that false positives may occur, and filtering may be necessary, especially when it comes to remote service creation by administrators or software management utilities.
references:
- https://attack.mitre.org/techniques/T1543/003/
tags:
analytic_story:
- Active Directory Lateral Movement
asset_type: Endpoint
confidence: 50
impact: 50
message: An instance of $parent_process_name$ spawning $process_name$ was identified on endpoint $dest_device_id$ by user $dest_user_id$ attempting to create a remote service.
mitre_attack_id:
- T1543
- T1543.003
observable:
- name: dest_user_id
type: User
role:
- Victim
- name: dest_device_id
type: Hostname
role:
- Victim
- name: parent_process_name
type: Process
role:
- Parent Process
- name: process_name
type: Process
role:
- Child Process
product:
- Splunk Behavioral Analytics
required_fields:
- _time
- dest_device_id
- process_name
- parent_process_name
- process_path
- dest_user_id
- process
kill_chain_phases:
- Exploitation
risk_score: 25
security_domain: endpoint
tests:
- name: True Positive Test
attack_data:
- data: https://media.githubusercontent.com/media/splunk/attack_data/master/datasets/attack_techniques/T1543.003/atomic_red_team/4688-remote-service-create-windows-security.log
source: XmlWinEventLog
sourcetype: XmlWinEventLog
update_timestamp: true