I would guess the ideathey were thinking is that if you are feeling trapped and depressed because of your debt, they offer a solution. It might just be more a permanent solution than you expected.

Sidenote, maybe it is different these days/at other schools, but when I was in uni posting over other adverts like this was a big no-no that would get your organization in trouble unless everything you covered was explicitly expired. Granted, we didn't allow military recruiting at all, especially for foreign governments.