sigmahighHunting

PSAsyncShell - Asynchronous TCP Reverse Shell

Detects the use of PSAsyncShell an Asynchronous TCP Reverse Shell written in powershell

MITRE ATT&CK

execution

Detection Query

selection:
  ScriptBlockText|contains: PSAsyncShell
condition: selection

Author

Nasreddine Bencherchali (Nextron Systems)

Created

2022-10-04

Data Sources

windowsps_script

Platforms

windows

References

https://github.com/JoelGMSec/PSAsyncShell

Tags

attack.executionattack.t1059.001

Raw Content

title: PSAsyncShell - Asynchronous TCP Reverse Shell
id: afd3df04-948d-46f6-ae44-25966c44b97f
status: test
description: Detects the use of PSAsyncShell an Asynchronous TCP Reverse Shell written in powershell
references:
    - https://github.com/JoelGMSec/PSAsyncShell
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-10-04
tags:
    - attack.execution
    - attack.t1059.001
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection:
        ScriptBlockText|contains: 'PSAsyncShell'
    condition: selection
falsepositives:
    - Unlikely
level: high