/usr/lib/x86_64-linux-gnu/libmsiecf.so is in libmsiecf-dev 20160107-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libmsiecf.so.1.0.0
/usr/lib/x86_64-linux-gnu/libmsiecf.so.1.0.0