Hi vitordt,
Break that live link to your site like with wXw, please. Wordpress version from source: 3.4.2 is outdated and needs updating...
Site infected through WP hack...ActiveXDataObjectsMDAC detected Microsoft.XMLHTTP suspicious -> htxp://www.idealegc.com.br/xmlrpc.php?rsd
This "xmlrpc.php?rsd"was hacked through a hidden txt in the code, you have to clean up the WordPress header...
polonus
P.S. The link to hxtp://www.adorodesign.com.br/ is going to a site also with outdatred WP version...Wordpress internal path: /home/adorodesign/www/wp-content/themes/imbalance/index.php
WordPress version outdated: Upgrade required!
D