title: PowerShell Script Run in AppData
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: '*/c*'
  SELECTION_3:
    CommandLine: '*powershell*'
  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: 2020/11/28
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
ruletype: SIGMA