/usr/lib/one/ruby/cloud/econe/ is in opennebula 3.4.1-4.1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/one/ruby/cloud/econe/EC2QueryServer.rb
/usr/lib/one/ruby/cloud/econe/ImageEC2.rb
/usr/lib/one/ruby/cloud/econe/econe-server.rb
/usr/lib/one/ruby/cloud/econe/views/
/usr/lib/one/ruby/cloud/econe/views/allocate_address.erb
/usr/lib/one/ruby/cloud/econe/views/associate_address.erb
/usr/lib/one/ruby/cloud/econe/views/describe_addresses.erb
/usr/lib/one/ruby/cloud/econe/views/describe_images.erb
/usr/lib/one/ruby/cloud/econe/views/describe_instances.erb
/usr/lib/one/ruby/cloud/econe/views/disassociate_address.erb
/usr/lib/one/ruby/cloud/econe/views/register_image.erb
/usr/lib/one/ruby/cloud/econe/views/release_address.erb
/usr/lib/one/ruby/cloud/econe/views/run_instances.erb
/usr/lib/one/ruby/cloud/econe/views/terminate_instances.erb