There was suspected movement of infiltrators near Zeroline on International Border in Bobiya forward Border Out Post in Hiranagar tehsil during mid night, a senior Border Security Force officer told PTI.
Alert troops of BSF challenged them and opened fire following which they returned to the Pakistani side, he said.
During search conducted in the area this morning, blood stains were found in the area, he said.
The infiltration bid took place in the "most-vulnerable" Via Tarnah nallah area in Hiranagar sector of Kathua district.