Police in Woburn on Friday released surveillance images of a man who allegedly detonated an explosive device on an ATM on Thursday.

In the images, a blue covering shields much of the man’s face, though his eyes are visible. He’s wearing a dark shirt and carrying a backpack on his shoulders. The man remained at large as of early Friday afternoon.

Shortly after 9 a.m. Thursday, officers went to Eastern Bank on Mishawum Road to investigate a drive-through ATM that had been tampered with, police said.

Officers arrived to find the machine having “sustained damage” as a result of an explosion, authorities said.

“Further investigation revealed that during the early morning hours, a lone male placed an object on the ATM and quickly exited the bank,” police said. “Moments later, the device de

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