sub7 was a windows binary (client and server), but it’s possible there was an unofficial perl interface for it or something similar. the perl era definitely saw a lot of precursors to modern C2 dashboards
> That doesn't include the $10k I had to sink in to buy the equipment and IP addresses
where did you buy the IP addresses? I them for sale on sites that purport to auction IP space but I've never known which of those sites are trustworthy etc.