OpenCanary - SMB File Open Request

testhigh
log source: opencanary · applicationauthor Security Onion Solutionsdate 2024-03-08
01

description

What this is, in brief.

Detects instances where an SMB service on an OpenCanary node has had a file open request.

02

tags

attack.lateral-movementattack.collectionattack.t1021attack.t1005
03

rule source (YAML)

title: OpenCanary - SMB File Open Request
id: 22777c9e-873a-4b49-855f-6072ab861a52
status: test
description: Detects instances where an SMB service on an OpenCanary node has had a file open request.
references:
    - https://opencanary.readthedocs.io/en/latest/starting/configuration.html#services-configuration
    - https://github.com/thinkst/opencanary/blob/a0896adfcaf0328cfd5829fe10d2878c7445138e/opencanary/logger.py#L52
author: Security Onion Solutions
date: 2024-03-08
tags:
    - attack.lateral-movement
    - attack.collection
    - attack.t1021
    - attack.t1005
logsource:
    category: application
    product: opencanary
detection:
    selection:
        logtype: 5000
    condition: selection
falsepositives:
    - Unlikely
level: high
04

detects techniques (2)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.