Today we tracked our satellite many times and based on the observations we think that this is the corresponding TLE set for Masat-1. It was published on Celestrak.
Masat-1 1 38079U 12006C 12045.34563505 .00003646 00000-0 10000-3 0 50 2 38079 69.4892 236.7638 0781145 43.1829 322.8098 14.05512214 125