/usr/share/java/j2ssh-dameon.jar is in libj2ssh-java 0.2.9-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/j2ssh-dameon-0.2.9.jar
/usr/share/java/j2ssh-dameon-0.2.9.jar