Cavan Gardai are appealing for anyone who may have dash cam footage to come forward following the burglary at Applegreen in the town.
It is believed that this incident at the Dublin road service station occurred between 12.30am and 1.30am on Thursday.
Damage was caused to property at the premises when those involved broke in through the roof and cut the wires of the alarm system.
A significant amount of cash was taken from the ATM, as well as a quantity of cigarettes.
Gardaí are appealing for information from anyone who may have noticed activity in the vicinity overnight on Wednesday into Thursday morning.
They are particularly eager for people who have dash cam footage to contact Cavan Garda Station or the Garda confidential line.