mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-08 18:23:52 +00:00
26 lines
628 B
YAML
26 lines
628 B
YAML
title: PowerShell Base64 Encoded Shellcode
|
|
id: 2d117e49-e626-4c7c-bd1f-c3c0147774c8
|
|
description: Detects Base64 encoded Shellcode
|
|
status: experimental
|
|
references:
|
|
- https://twitter.com/cyb3rops/status/1063072865992523776
|
|
author: Florian Roth
|
|
date: 2018/11/17
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.t1036
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection1:
|
|
CommandLine: '*AAAAYInlM*'
|
|
selection2:
|
|
CommandLine:
|
|
- '*OiCAAAAYInlM*'
|
|
- '*OiJAAAAYInlM*'
|
|
condition: selection1 and selection2
|
|
falsepositives:
|
|
- Unknown
|
|
level: critical
|