SigmaHQ/rules/windows/process_creation/win_susp_taskmgr_localsystem.yml

title: Taskmgr as LOCAL_SYSTEM
id: 9fff585c-c33e-4a86-b3cd-39312079a65f
status: experimental
description: Detects the creation of taskmgr.exe process in context of LOCAL_SYSTEM
tags:
    - attack.defense_evasion
    - attack.t1036
author: Florian Roth
date: 2018/03/18
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        User: NT AUTHORITY\SYSTEM
        Image: '*\taskmgr.exe'
    condition: selection
falsepositives:
    - Unkown
level: high
Rule: Suspicious taskmgr as LOCAL_SYSTEM 2018-03-19 15:36:39 +00:00			`title: Taskmgr as LOCAL_SYSTEM`
Added UUIDs to rules 2019-11-12 22:12:27 +00:00			`id: 9fff585c-c33e-4a86-b3cd-39312079a65f`
Rule: Suspicious taskmgr as LOCAL_SYSTEM 2018-03-19 15:36:39 +00:00			`status: experimental`
			`description: Detects the creation of taskmgr.exe process in context of LOCAL_SYSTEM`
atc review 2019-03-06 04:25:12 +00:00			`tags:`
			`- attack.defense_evasion`
			`- attack.t1036`
Rule: Suspicious taskmgr as LOCAL_SYSTEM 2018-03-19 15:36:39 +00:00			`author: Florian Roth`
			`date: 2018/03/18`
			`logsource:`
Increased indentation to 4 * Converted (to generic sigma) rules * Converter outputs by default with indentation 4 2019-03-01 23:14:20 +00:00			`category: process_creation`
			`product: windows`
Rule: Suspicious taskmgr as LOCAL_SYSTEM 2018-03-19 15:36:39 +00:00			`detection:`
Increased indentation to 4 * Converted (to generic sigma) rules * Converter outputs by default with indentation 4 2019-03-01 23:14:20 +00:00			`selection:`
			`User: NT AUTHORITY\SYSTEM`
			`Image: '*\taskmgr.exe'`
			`condition: selection`
Rule: Suspicious taskmgr as LOCAL_SYSTEM 2018-03-19 15:36:39 +00:00			`falsepositives:`
Increased indentation to 4 * Converted (to generic sigma) rules * Converter outputs by default with indentation 4 2019-03-01 23:14:20 +00:00			`- Unkown`
Rule: Suspicious taskmgr as LOCAL_SYSTEM 2018-03-19 15:36:39 +00:00			`level: high`