Debian dash-t hasznal, nem bash-t, mint default shell:

coresec@executor:~$ which sh
/usr/bin/sh
coresec@executor:~$ ls `which sh`
lrwxrwxrwx 1 root root 4 Jan  5  2023 /usr/bin/sh -> dash
coresec@executor:~$ file `which dash`
/usr/bin/dash: ELF 64-bit LSB pie executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, BuildID[sha1]=be6397ddffc3e384c505d7deab3bed190c884df9, for GNU/Linux 3.2.0, stripped