The bank had a net profit of Rs 103.7 crore in the July-September quarter of 2012-13 fiscal.
Total income of the bank increased to Rs 4,653.30 crore for the quarter ended September, from Rs 4,408.55 crore in the same quarter a year ago, UCO Bank said in a filing to the BSE.
The gross NPAs of the bank rose to 5.32 per cent during the quarter, from 4.88 per cent in the year ago period.
Interest income of the bank rose to Rs 4,444 crore during the second quarter, from Rs 4,196 crore in the same period a year ago.
Shares of UCO Bank were trading at Rs 74.20, up 4.51 per cent in the afternoon trade on the BSE.