Which apt is that?

? file `which apt`

/usr/bin/apt: ELF 64-bit LSB pie executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, BuildID[sha1]=157631f2617f73dee730273c7c598fd4d17b7284, for GNU/Linux 3.2.0, stripped