May be this helps check out travel(dot)bg you can find some hotels and can try a direct reservation, or write me I have some more adresses, but at home, so can't send you anything yet.
Ijja bghatuli tal Bulgaria ski imma naqra slow dawn - u sabuli dates differenti milli ridt jien ghax peress li l-flight minn Malta huma Thur u Mon - huma jistghu biss Sat - Sat jew Sun - Sun
Inti ghax ma tmurx Pamporovo? Ahna dejjem inbiddlu. Fil fatt ahna sejrin zewg koppji. Ahna ha ndumu gimgha u l ohrajn ha jdumu 12 days. Qatt ma kellna problema. U mit tnejn sal hamis. Jekk tkun trid xi ghajnuna ghidli jew ibghatli email. Good Luck.