/usr/lib/ is in libbio-samtools-perl 1.43-1+b2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/perl5/5.24/auto/Bio/DB/Sam/Sam.bs
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/perl5/
/usr/lib/x86_64-linux-gnu/perl5/5.24/
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/AlignWrapper.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/Alignment.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/FetchIterator.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/Pileup.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/PileupWrapper.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/Query.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/ReadIterator.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Bam/Target.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Sam/
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Sam/Constants.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Sam/SamToGBrowse.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Sam/Segment.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/Bio/DB/Sam.pm
/usr/lib/x86_64-linux-gnu/perl5/5.24/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.24/auto/Bio/
/usr/lib/x86_64-linux-gnu/perl5/5.24/auto/Bio/DB/
/usr/lib/x86_64-linux-gnu/perl5/5.24/auto/Bio/DB/Sam/
/usr/lib/x86_64-linux-gnu/perl5/5.24/auto/Bio/DB/Sam/Sam.so