From ba73061adc6149b2ce46ddf2b49384a2bcd02a4f Mon Sep 17 00:00:00 2001 From: Palma Solutions LTD Date: Thu, 28 Dec 2017 19:23:35 +0100 Subject: [PATCH] new patterns --- malware4.pl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/malware4.pl b/malware4.pl index 3b1d374..1bc97d9 100644 --- a/malware4.pl +++ b/malware4.pl @@ -220,7 +220,8 @@ my @regexen = ( qr/<\?php\s+\$([A-z0-9]{1,20})\=.+?\=str\_rot13\(\'([A-z0-9]{1,20})\_([A-z0-9]{1,20})\'\)\;\$([A-z0-9]{1,20})\=\$([A-z0-9]{1,20})\(\'([A-z0-9]{1,20})64\_([A-z0-9]{1,20})\'\)\;\$([A-z0-9]{1,20})\=\$([A-z0-9]{1,20})\(\'([A-z0-9]{1,20})\'\)\;\$a\=\'rt\'\;\s+\$b\=\'as\'\;\s+\$b\.\=\'se\'\s+\.\s+\$a\;\@\$b\(\$([A-z0-9]{1,20})\(\'ri\'\s+\.\s+\'ny\(\\\'\'\s+\.\s+\$([A-z0-9]{1,20})\(\$([A-z0-9]{1,20})\(\$([A-z0-9]{1,20})\)\)\s+\.\s+\'\\\'\)\'\)\)\;/is, qr/<\?php\s+function\s+([A-z0-9]{1,20})\(\$([A-z0-9]{1,20})\)\s+\{\s+\$([A-z0-9]{1,20})\=base64\_decode\(\$([A-z0-9]{1,20})\)\;.+?if\(\$([A-z0-9]{1,20})\=\=strlen\(\$([A-z0-9]{1,20})\)\)\s+break\;\s+elseif\(.+?\$([A-z0-9]{1,20})\=\(ord\(.+?if\(\!empty\(\$this\->([A-z0-9]{1,20})\)\)return\s+\$this\->([A-z0-9]{1,20})\;\s+return\s+false\;\s+\}\s+\}\s+\?>/is, qr/<\?php\s+\@set\_time\_limit\(0\)\;\s+\@ini\_set\(\'display\_errors\'\,\s+1\)\;.+?if\(\!function\_exists\(\'file\_put\_contents\'\)\)\s+\{.+?if\(isset\(\$\_GET\[\"rdir\"\]\)\&\&\s+\$\_GET\[\"url\"\]\)\{.+?function\s+curl\_get\_from\_webpage\_one\_time\(\$url\,\$proxy\=\'\'\,\$tms\=0\)\{.+?unlink\(\"\.\/wp\-content\/uploader\.php\"\)\;\s+\?>/is, - + qr/<\?php.+?Joomla\.Administrator.+?define\(\'\_JEXEC\'\,\s+\'([A-z0-9]{250+})\'\)\;\s+defined\(\'\_JEXEC\'\)\s+or\s+die\;.+?echo\s+\'\s+\s+<\/form>\'\;\s+\?>/is, + qr/<\?php\s+\@ini\_set\(\'display\_errors\'\,\s+0\)\;.+?\$arr\_word\[0\]\[\].+?\$arrKeywz\[\].+?\$strRand\[0\].+?str\_ireplace\(str\_replace\(.+?\/\/file\s+end/is, );