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Disable Guest Account Subnet Sweep

by OzzyOsbourne (Chaplain)
on Mar 07, 2002 at 20:28 UTC ( #150116=sourcecode: print w/ replies, xml ) Need Help??
Category: NT Admin
Author/Contact Info OzzyOsbourne
Description: Disables guest accounts on all machines on a subnet
# Disables the guest account on every machine on a subnet

use strict;
use Win32::AdminMisc;
use Win32::NetAdmin qw(LocalGroupGetMembers LocalGroupIsMember UsersEx
+ist);

use Net::Ping;
my (%Hash, @accounts,$p);
my $subnet='117';
for(113..113){
  chomp;
  my $ip="10.1.$subnet.$_";
  $p = Net::Ping->new("icmp");
  if ($p->ping("$ip")){
      my $Domain="\\\\$ip";
      my $User='Guest';
      if (UsersExist($Domain, $User)){
        Win32::AdminMisc::UserGetMiscAttributes( $Domain, $User, \%Has
+h );
        my $Disable=$Hash{USER_FLAGS}&UF_ACCOUNTDISABLE;
        if ($Disable==2){
          print "$ip: $User Disabled\t";
        }
        elsif ($Disable==0){
          $Hash{USER_FLAGS} = $Hash{USER_FLAGS}|UF_ACCOUNTDISABLE;
          Win32::AdminMisc::UserSetMiscAttributes( $Domain, $User, USE
+R_FLAGS, $Hash{USER_FLAGS} );
          print "$ip: $User ENABLED\t";
        }
        LocalGroupGetMembers($ip,"Administrators",\@accounts);
        if (@accounts&&LocalGroupIsMember($ip,"Administrators", "Guest
+")){
      print "Guest in Admin Group";
        }
      }else{
        print "$ip: $User does not exist or Access Denied";
      }

  }else{
      print "$ip: not available";
  }
  $p->close();
  print "\n";
  print OUT "\n"
}
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