The Terps will square off with Northwestern on Sunday in the first of three possible conference tourney matches.
Blumberg's first goal came in his first career start, helping the Terps secure the No. 2 seed in the Big Ten tournament.
After a scoreless first half, the Terps scored three times in six minutes to pull away from the Tigers.
The Terps are scoreless in their last two games, neither of which resulted in wins.
The Terps clash with Michigan on Friday, seeking to bounce back from their first loss.
The Terps hope playing a difficult non-conference schedule will pay off as the Big Ten slate looms.
Goals from Joshua Bolma and Chris Rindov kept the Terps' perfect record in tact.
Jon Koka's winning strike came with 35 seconds left as the Bears and Terps traded three goals in the final 7 minutes.
"If we keep playing like this, I won't be surprised to see us in the national championship.”
Bin scored two goals in the second half to lead the Terps to victory.