Service Installation with Suspicious Folder Pattern — Sigma Rule

Rule metadata and linked tags

Author: pH-T (Nextron Systems). Source status: test; severity: high. Source dates: 2022-03-18 / 2022-03-24.

{
  "product": "windows",
  "service": "system"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: c496c8b40b34096ec8d355993434c25bc8fc648fafcfc19d2ddb85c3c43eaa96

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Service Installation with Suspicious Folder Pattern
id: 1b2ae822-6fe1-43ba-aa7c-d1a3b3d1d5f2
status: test
description: Detects service installation with suspicious folder patterns
references:
    - Internal Research
author: pH-T (Nextron Systems)
date: 2022-03-18
modified: 2022-03-24
tags:
    - attack.persistence
    - attack.privilege-escalation
    - car.2013-09-005
    - attack.t1543.003
logsource:
    product: windows
    service: system
detection:
    selection_eid:
        Provider_Name: 'Service Control Manager'
        EventID: 7045
    selection_img_paths:
        - ImagePath|re: '^[Cc]:\\[Pp]rogram[Dd]ata\\.{1,9}\.exe'
        - ImagePath|re: '^[Cc]:\\.{1,9}\.exe'
    condition: all of selection_*
falsepositives:
    - Unknown
level: high

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• Internal Research (source note; no public URL supplied)