Chattogram ended up on 162 for seven in 20 overs while chasing the target of 158.
Before Shamsur’s late heroics, Soumya Sarkar (19), Mahmudul Hasan Joy (24), Mohammad Mithun (23) contributed well to ensure a win.
For Khulna, Shakib Al Hasan and Shuvagata Hom took two wickets each while Mashrafe Bin Mortaza, Al Amin and Hasan Mahmud took one wicket each.
Earlier, Chattogram lost the toss and sent Khulna to bat first. They posted a fighting total of 157 runs. Despite losing the wickets on a regular basis, Khulna managed to post a 150-plus score riding on the bat of Shuvagata Hom who scored 32 off 14 with six fours and one six and remained unbeaten.
Jahurul Islam (26), Zakir Hasan (15), Shakib Al Hasan (15), Imrul Kayes (24), Mahmudullah Riyad (26) also contributed well with the bat.
For Chattogram, Shoriful Islam bagged three wickets conceding 34 runs while Mustafizur took two and Mosaddek Hossain and Ziaur Rahman took one wicket each.
With this game, Mashrafe Bin Mortaza, Bangladesh’s former captain, made a comeback to the competitive cricket after a long hiatus of nine months forced by COVID-19. Upon his return, Mashrafe bagged one wicket conceding 28 runs in four overs.
Despite losing this game, Khulna, like Chattogram, booked a place in the playoff of this event. While Chattogram secured 10 points from five wins out of six games they have played so far while Khulna secured eight points from four wins in seven games.