/usr/share/perl5/Module/Build/ is in libmodule-build-perl 0.421600-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Module/Build/API.pod
/usr/share/perl5/Module/Build/Authoring.pod
/usr/share/perl5/Module/Build/Base.pm
/usr/share/perl5/Module/Build/Bundling.pod
/usr/share/perl5/Module/Build/Compat.pm
/usr/share/perl5/Module/Build/Config.pm
/usr/share/perl5/Module/Build/ConfigData.pm
/usr/share/perl5/Module/Build/Cookbook.pm
/usr/share/perl5/Module/Build/Dumper.pm
/usr/share/perl5/Module/Build/Notes.pm
/usr/share/perl5/Module/Build/PPMMaker.pm
/usr/share/perl5/Module/Build/Platform/
/usr/share/perl5/Module/Build/Platform/Default.pm
/usr/share/perl5/Module/Build/Platform/MacOS.pm
/usr/share/perl5/Module/Build/Platform/Unix.pm
/usr/share/perl5/Module/Build/Platform/VMS.pm
/usr/share/perl5/Module/Build/Platform/VOS.pm
/usr/share/perl5/Module/Build/Platform/Windows.pm
/usr/share/perl5/Module/Build/Platform/aix.pm
/usr/share/perl5/Module/Build/Platform/cygwin.pm
/usr/share/perl5/Module/Build/Platform/darwin.pm
/usr/share/perl5/Module/Build/Platform/os2.pm
/usr/share/perl5/Module/Build/PodParser.pm