The wording is ambiguous for sure but I received this exact offer and confirmed with chat support that the offer is only 5000 points total if you apply for and spend $500 on an additional card.
Tossing up between transferring my points to Krisflyer or Asia Miles before the devaluation. Most of my travel is Melbourne to various Asian cities(HK, Tokyo, Bangkok etc) and back. From my research it seems Asia Miles points redemptions are a bit cheaper but Krisflyer has more availability and...