There were 5 arrests for firearm offences, a cooler full of molotov cocktails and 2 pipebombs.
https://www.theguardian.com/us-news/2021/jan/07/ashli-babbit...
https://www.theguardian.com/us-news/2021/jan/07/ashli-babbit...
The molotovs is a tidbit I didn't know about thankfully no one actually used them.
If you knew this then why did you ask about whether it was an "armed mob" in the first place?