/usr/lib/erlang/bin/epmd is in erlang-base 1:16.b.3-dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/erlang/bin/../erts-5.10.4/bin/epmd
/usr/lib/erlang/bin/../erts-5.10.4/bin/epmd