Remoção de código malicioso

Alguns arquivos foram infectados com código malicioso. Preciso remover, abaixo está o scan do site.
Meu site é www.titanssports.com.br

/Home/titan429/public_html/app/Mage.php: sl-magento-hack-bp.Unofficial found
/home/titan429/public_html/app/code/core/mage/cms/controllers/indexcontroller.Php: sl-php-eval_request-acre.Unofficial found
/home/titan429/public_html/errors/favicon.php: Atomicorp.honeypot.hex.php.cmdshell.unclassed.338.unofficial found
/home/titan429/public_html/js/extjs/css/readme.Txt: sl-php-shell-pc.Unofficial found
/home/titan429/public_html/detonator/css/readme.Txt: sl-php-uploader-1-qq.Unofficial found
/home/titan429/public_html/shell/compiler.Php: sl-php-filehacker-zh.Unofficial found
/home/titan429/public_html/temateste/app/mage.Php: sl-magento-hack-bp.Unofficial found
/home/titan429/public_html/skin/boletophp/boleto_log.Php: sl-php-shell-md5-bhag.Unofficial found
/home/titan429/public_html/skin/boletophp/include/funcoes_itau.Php: sl-php-filehacker-zh.Unofficial found
/home/titan429/public_html/lentespratic.com.br/admin/universal/adminer.php: HG.PHP.Malware.27370.unofficial found
/home/titan429/public_html/lentespratic.Com.br/admin/universal/log.php: sl-php-injector-1-enx.Unofficial found
/home/titan429/public_ftp/lentepratic.com.br/app/code/core/Mage/Cms/controllers/Indexcontroller.php: sl-php-eval_request-acre.Unofficial found
/home/titan429/public_ftp/lentepratic.Com.br/shell/compiler.php: sl-php-filehacker-zh.Unofficial found

----------- scan summary -----------
known viruses: 2072054
engine version: devel-clamav-0.99-beta1-632-g8a582c7
Scanned directories: 26198
Scanned files: 102087
Infected files: 13
Data scanned: 1658.01 MB
Data read: 25755.74 MB (ratio 0.06:1)
Time: 2922.313 sec (48 m 42 s)


----------- scan summary -----------
known viruses: 2072054
engine version: devel-clamav-0.99-beta1-632-g8a582c7
Scanned directories: 0
Scanned files: 0
Infected files: 0
Data scanned: 0.00 MB
Data read: 0.00 MB (ratio 0.00:1)
Time: 10.844 sec (0 m 10 s)


----------- scan summary -----------
known viruses: 2072054
engine version: devel-clamav-0.99-beta1-632-g8a582c7
Scanned directories: 0
Scanned files: 28
Infected files: 0
Data scanned: 0.00 MB
Data read: 0.00 MB (ratio 0.00:1)
Time: 9.5
51 sec (0 m 9 s)