Ah yes, known arm of the US military-industrial complex, The Internet Archive
In any case, the IA was in some cases the only public host of important documents about Palestinian history, which are currently inaccessible, to say nothing about how important the Wayback Machine has been over the past year.
That said, this just seems to me like the attackers are trying to come up with some justification after the fact to explain why they would go after something as universally beloved as the Internet Archive. Actual pro-Palestine activists are not happy, eg (strong language): https://x.com/Aldanmarki/status/1844155616199413969