Humble brag

[Couch Potatoe]

When you, usually consciously, try to get away with bragging about yourself by couching it in a phony show of humility.

[Tina]

A form self promotion where the promoter thinks he is, almost subliminally, bragging about himself in the context of a humble statement or complaint. Everyone listening thinks he a jackass.

[Jessica]

When you try and say something complementary about about someone and actually end up just telling them how amazing you are.