Adapt as required

#!/usr/bin/perl
use strict;
use warnings;
use Time::Piece;
use File::Copy;

my $path       = '/Users/flieckb/Desktop/';
my $logfile    = $path.'whitefiles.txt';
my $tiff       = $path.'aero_tiff/';
my $whitefiles = $path.'aero_2push_white/';
my $mybadmatch = '_white.tif';
my $date  = localtime->ymd;
 
unless (-d $tiff){  
  die "$tiff does not exist";
}
unless (-d $whitefiles){  
  die "$whitefiles does not exist";
}

chdir( $tiff ) or die "$!";
my @tiff_list = glob "*tif";
my $upload_count = @tiff_list;

open FILE, '>>', $logfile or die "Could not open $logfile : $!";
foreach my $file (@tiff_list) {
  if ( $file =~ /$mybadmatch/i ){
    print "$file is white background match\n";
    my $old = $tiff.$file;
    print "Copying $old to $whitefiles\n";
    copy($old, $whitefiles) or warn "$!";
    print FILE "$date\t$file\t\n";
  } else {
    print "$file :normal production image\n";
  }
}
close FILE;

chdir( $whitefiles ) or die "$!";
my @white_list = glob "*tif";
foreach my $old (@white_list) {
   my $new = $old;
   if ($new =~ s/white/main/i){
     print "Renaming $old to $new\n";
     rename($old, $new) or warn "$!";
   }
}
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