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Summary of the Pull Request

Adding some missing mitre tags for tactics to rules that have specific techniques enabled.

For most of the rules listed below i've added: attack.command-and-control & attack.credential-access because they have a technique tag refers to this tactic.

Changelog

Update: Hidden Flag Set On File/Directory Via Chflags - MacOS
Update: Suspicious Curl File Upload - Linux
Update: Connection Proxy
Update: OpenCanary - HTTPPROXY Login Attempt
Update: Remote File Download Via Findstr.EXE
Update: Insensitive Subfolder Search Via Findstr.EXE
Update: Atera Agent Installation
Update: DNS Query Request By QuickAssist.EXE
Update: Outbound Network Connection Initiated By Microsoft Dialer

Example Log Event

Fixed Issues

SigmaHQ Rule Creation Conventions

  • If your PR adds new rules, please consider following and applying these conventions

adding tags
     - attack.credential-access
    - attack.command-and-control

Since rule have tags:
- Technique: attack.t1552.001
- Technique: attack.t1105
Adding attack.command-and-control because tag attack.t1105  is enabled on the rule.
Adding attack.command-and-control tag since attack.t1090 is active for this rule.
Adding tag attack.command-and-control since tag attack.t1090 is enabled for the rule.
adding tags:
    - attack.credential-access
    - attack.command-and-control

since technique tags area already active for the rule:
  - Technique: attack.t1552.001 
  - Technique: attack.t1105
adding tags
attack.credential-access
attack.command-and-control

because technique tags already active for the rule:
attack.t1552.001
attack.t1105
Adding attack.command-and-control since T1219 is enabled on this rule.
adding command-and-control tag since rule already have tag attack.t1071.001 enabled.
Adding tag attack.command-and-control since rule already has tag attack.t1071.001 enabled.
@github-actions github-actions bot added Rules Windows Pull request add/update windows related rules Linux Pull request add/update linux related rules MacOS Pull request add/update macos related rules labels Apr 28, 2025
@nasbench nasbench merged commit f255ba2 into SigmaHQ:master May 20, 2025
13 checks passed
@david-syk david-syk deleted the command-and-control branch May 26, 2025 06:37
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Linux Pull request add/update linux related rules MacOS Pull request add/update macos related rules Ready to Merge Rules Windows Pull request add/update windows related rules

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3 participants