Preheat oven to 350 degrees F.
In the bowl of a mixer add: flour, sugar, baking powder, cocoa powder and salt. Stir to combine.
Then, mix in the softened butter on low speed until fully combined, and the mixture resembles moist crumbs.
After, stir in the eggs one at a time. Mixing well after each addition. Also, stir in greek yogurt and vanilla bean paste, while stopping to scrape the bottom and sides of the bowl with a spatula.
Mix batter for 2-3 minutes, it should be creamy and fluffy.
Fill lined cupcake wells just over half full.
Bake for 15 - 20 minutes, a cake tester inserted into the center of a cupcake should come out clean or with just a few moist crumbs.
Once the cupcakes are removed from the oven, let them cool in the pan for 10 minutes. After, transfer to a wire rack to cool completely before frosting.