cursed blessing

Translations
проклятие (благословение)
Winning the lottery was a cursed blessing for him.
Выигрыш в лотерею был для него проклятием и благословением.
Definitions
A 'cursed blessing' refers to something that appears to be beneficial or fortunate at first, but ultimately brings negative consequences or problems. It is a situation or gift that is both a blessing and a curse at the same time.