Ceplin Command Identifier

Identifier / Programs / Linux and Unix

yt-dlp

A youtube-dl fork with additional features and fixes. Download videos from YouTube and other websites. tldr-pages

GTFOBins shell 1 ATT&CK technique 1 documented command

Opens the identifier with your command. It is read in your browser and sent nowhere.

How yt-dlp is abused

documented by GTFOBins

shell T1059.004 Command and Scripting Interpreter: Unix Shell

--exec

Each abuse is GTFOBins's category and the options and words it uses; the full write-up is on GTFOBins's page for yt-dlp.

1 documented command

from GTFOBins, each read by the identifier

shell unprivileged, with sudo

The URL must point to a valid YouTube video which will be actually downloaded.

yt-dlp 'https://www.youtube.com/watch?v=xxxxxxxxxxx' --exec '/bin/sh #'
Identify

The command the identifier reads trips no Sigma process-creation rule. This command is, with GTFOBins’ notes, from GTFOBins, at commit acd524623f9c of 2026-05-27, under the GPL-3.0, with no warranty. Changed: Markdown is shown formatted. The source is in lolbas-gtfobins-commands.json.gz, and the full entry is on GTFOBins’s page for yt-dlp. The identifier reads the line that runs yt-dlp.

What detects it

Sigma process creation rules
T1059.004Command and Scripting Interpreter: Unix Shell

Everyday use

from tldr-pages, CC BY 4.0

Download a video or playlist (with the default options from command below)

yt-dlp "https://www.youtube.com/watch?v=oHg5SJYRHA0"Identify

List the available downloadable formats for a video

yt-dlp --list-formats "https://www.youtube.com/watch?v=oHg5SJYRHA0"Identify

Download a video or playlist using the best MP4 video available (default is "bv\*+ba/b")

yt-dlp --format "bv*[ext=mp4]+ba[ext=m4a]/b[ext=mp4]" "https://www.youtube.com/watch?v=oHg5SJYRHA0"Identify

None of the 3 examples the identifier reads matches GTFOBins abuse or trips a Sigma process-creation rule.