Mailfetch::Rule::MIMEPart::Attachment::Filename - does the mail contain an certain file?
# XXX to be done perl -Ilib -MMailfetch::Rule::MIMEPart::Attachment::Filename=test,mbox,re,foo.txt # or, in your Perl code: push @rules, Mailfetch::Rule::MIMEPart::Attachment::Filename->new(re => qr/^MailTexte.zip$/, action => 'Delete');