Created
December 1, 2016 18:18
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Save nhobi/4fc22db2f472186b3c4874fe6c6ff7f6 to your computer and use it in GitHub Desktop.
Use this script (that I didn't write) to look for malicious code on your server.
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| <html><head><title>Find String</title></head><body> | |
| <?php | |
| // ini_set('max_execution_time', '0'); | |
| // ini_set('set_time_limit', '0'); | |
| find_files('.'); | |
| function find_files($seed) { | |
| if(! is_dir($seed)) return false; | |
| $files = array(); | |
| $dirs = array($seed); | |
| while(NULL !== ($dir = array_pop($dirs))) | |
| { | |
| if($dh = opendir($dir)) | |
| { | |
| while( false !== ($file = readdir($dh))) | |
| { | |
| if($file == '.' || $file == '..') continue; | |
| $path = $dir . '/' . $file; | |
| if(is_dir($path)) { $dirs[] = $path; } | |
| else { if(preg_match('/^.*\.(php[\d]?|txt|js|htaccess)$/i', $path)) { check_files($path); }} | |
| } | |
| closedir($dh); | |
| } | |
| } | |
| } | |
| function check_files($this_file) | |
| { | |
| $str_to_find[]='base64_decode'; | |
| $str_to_find[]='edoced_46esab'; // base64_decode reversed | |
| $str_to_find[]='preg_replace'; | |
| $str_to_find[]='HTTP_REFERER'; | |
| $str_to_find[]='HTTP_USER_AGENT'; | |
| if(!($content = file_get_contents($this_file))) | |
| { echo("<p>Could not check $this_file You should check the contents manually!</p>\n"); } | |
| else | |
| { | |
| while(list(,$value)=each($str_to_find)) | |
| { | |
| if (stripos($content, $value) !== false) | |
| { | |
| echo("<p>$this_file -> contains $value</p>\n"); | |
| } | |
| } | |
| } | |
| unset($content); | |
| }?> | |
| </body></html> |
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