Sigma rule: Uninstall Crowdstrike Falcon Sensor

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-c66516e88037, updated 2023-03-09T00:00:00.000Z.

Rule

Title: Uninstall Crowdstrike Falcon Sensor
Status: test
Level: high
Author: frack113
Date: 2021-07-12
Modified: 2023-03-09
File: rules/windows/process_creation/proc_creation_win_uninstall_crowdstrike_falcon.yml
Commit: ccbb0369507f796db0b0ae6854c8a2be471b9d84

Adversaries may disable security tools to avoid possible detection of their tools and activities by uninstalling Crowdstrike Falcon

Log source

product: windows
category: process_creation

Detection

selection:
    CommandLine|contains|all:
        - '\WindowsSensor.exe'
        - ' /uninstall'
        - ' /quiet'
condition: selection

False positives (as the rule lists them)

Administrator might leverage the same command line for debugging or other purposes. However this action must be always investigated

MITRE ATT&CK ids this rule names

T1685

References

https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1562.001/T1562.001.md

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_uninstall_crowdstrike_falcon.yml

Sources and licences

SigmaHQ
"Uninstall Crowdstrike Falcon Sensor" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_uninstall_crowdstrike_falcon.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License
Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Uninstall Crowdstrike Falcon Sensor",
entity page, dataset version ref-c66516e88037, updated 2023-03-09T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/f0f7be61-9cf5-43be-9836-99d6ef448a18 (accessed 2026-11-03).
Underlying source: SigmaHQ rule f0f7be61-9cf5-43be-9836-99d6ef448a18, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.