#!/usr/bin/perl -wl 
use strict;

use Data::Dumper;

my %data;

while (<DATA>) {
    my @ts = split;

    if ( $ts[0] =~ /(.+):(.+?)$/ ) {
        push @{ $data{$1} }, [ $2, @ts[ 1 .. $#ts ] ];
    }

}

print Dumper \%data

__DATA__
20:21:09:366500902 94.102.XX.XX > 63.77.X.X 65
20:21:09:484721194 63.77.X.X > 94.102.XX.XX 140
20:21:10:367148691 94.102.XX.XX > 81.192.X.X 65
20:21:10:432251992 81.192.X.X > 94.102.XX.XX 140
20:21:11:367836444 94.102.XX.XX > 103.229.X.X 65
20:21:11:665980944 103.229.X.X > 94.102.XX.XX 149
20:21:12:368606359 94.102.XX.XX > 69.33.X.X 65
20:21:12:588588107 69.33.X.X > 94.102.XX.XX 149
20:21:13:369344850 94.102.XX.XX > 85.32.X.X 65
20:21:13:396157789 85.32.X.X > 94.102.XX.XX 150
20:21:14:369986605 94.102.XX.XX > 4.28.X.X 65
20:21:14:518849388 4.28.X.X > 94.102.XX.XX 142
20:21:15:370662851 94.102.XX.XX > 217.153.X.X5 65
20:21:15:437401662 217.153.X.X > 94.102.XX.XX 143
20:21:16:371366478 94.102.XX.XX > 61.93.X.X 65
20:21:16:686433904 61.93.X.X > 94.102.XX.XX 142
20:21:17:372028662 94.102.XX.XX > 82.166.X.X 65
20:21:17:469587225 82.166.X.X > 94.102.XX.XX 141

##</code><code>##

$VAR1 = {
          '20:21:17' => [
                          [
                            '372028662',
                            '94.102.XX.XX',
                            '>',
                            '82.166.X.X',
                            '65'
                          ],
                          [
                            '469587225',
                            '82.166.X.X',
                            '>',
                            '94.102.XX.XX',
                            '141'
                          ]
                        ],
          '20:21:15' => [
                          [
                            '370662851',
                            '94.102.XX.XX',
                            '>',
                            '217.153.X.X5',
                            '65'
                          ],
                          [
                            '437401662',
                            '217.153.X.X',
                            '>',
                            '94.102.XX.XX',
                            '143'
                          ]
                        ],
          '20:21:13' => [
                          [
                            '369344850',
                            '94.102.XX.XX',
                            '>',
                            '85.32.X.X',
                            '65'
                          ],
                          [
                            '396157789',
                            '85.32.X.X',
                            '>',
                            '94.102.XX.XX',
                            '150'
                          ]
                        ],
          '20:21:16' => [
                          [
                            '371366478',
                            '94.102.XX.XX',
                            '>',
                            '61.93.X.X',
                            '65'
                          ],
                          [
                            '686433904',
                            '61.93.X.X',
                            '>',
                            '94.102.XX.XX',
                            '142'
                          ]
                        ],
          '20:21:12' => [
                          [
                            '368606359',
                            '94.102.XX.XX',
                            '>',
                            '69.33.X.X',
                            '65'
                          ],
                          [
                            '588588107',
                            '69.33.X.X',
                            '>',
                            '94.102.XX.XX',
                            '149'
                          ]
                        ],
          '20:21:10' => [
                          [
                            '367148691',
                            '94.102.XX.XX',
                            '>',
                            '81.192.X.X',
                            '65'
                          ],
                          [
                            '432251992',
                            '81.192.X.X',
                            '>',
                            '94.102.XX.XX',
                            '140'
                          ]
                        ],
          '20:21:09' => [
                          [
                            '366500902',
                            '94.102.XX.XX',
                            '>',
                            '63.77.X.X',
                            '65'
                          ],
                          [
                            '484721194',
                            '63.77.X.X',
                            '>',
                            '94.102.XX.XX',
                            '140'
                          ]
                        ],
          '20:21:14' => [
                          [
                            '369986605',
                            '94.102.XX.XX',
                            '>',
                            '4.28.X.X',
                            '65'
                          ],
                          [
                            '518849388',
                            '4.28.X.X',
                            '>',
                            '94.102.XX.XX',
                            '142'
                          ]
                        ],
          '20:21:11' => [
                          [
                            '367836444',
                            '94.102.XX.XX',
                            '>',
                            '103.229.X.X',
                            '65'
                          ],
                          [
                            '665980944',
                            '103.229.X.X',
                            '>',
                            '94.102.XX.XX',
                            '149'
                          ]
                        ]
        };