40 lines
1010 B
YAML
40 lines
1010 B
YAML
|
|
title: PowerShell Script Run in AppData
|
|
ruletype: Sigma
|
|
author: Florian Roth, Jonhnathan Ribeiro, oscd.community
|
|
date: 2019/01/09
|
|
description: Detects a suspicious command line execution that invokes PowerShell with
|
|
reference to an AppData folder
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 1
|
|
SELECTION_2:
|
|
CommandLine:
|
|
- '*powershell.exe*'
|
|
- '*\powershell*'
|
|
SELECTION_3:
|
|
CommandLine: '*/c *'
|
|
SELECTION_4:
|
|
CommandLine: '*\AppData\\*'
|
|
SELECTION_5:
|
|
CommandLine:
|
|
- '*Local\\*'
|
|
- '*Roaming\\*'
|
|
condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and SELECTION_4 and SELECTION_5)
|
|
falsepositives:
|
|
- Administrative scripts
|
|
id: ac175779-025a-4f12-98b0-acdaeb77ea85
|
|
level: medium
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
modified: 2021/11/28
|
|
references:
|
|
- https://twitter.com/JohnLaTwC/status/1082851155481288706
|
|
- https://app.any.run/tasks/f87f1c4e-47e2-4c46-9cf4-31454c06ce03
|
|
status: experimental
|
|
tags:
|
|
- attack.execution
|
|
- attack.t1059.001
|
|
- attack.t1086
|