There are always Russians in Grindr and Hornet in TH at winter time, as well in VN and on Bali.
Month ago I always saw 2-3 Russians within 1 km around me on Bali, all were tourists or "remote workers"/bloggers and other nomads. Even when Russian winter is relatively warm this year, it is still winter, and many migrating to warm countries at that time.
He started talk about money or you? If he, then he is living there, if you - then he may be just a tourist.