CN_Honker_Webshell_PHP_php5

rule CN_Honker_Webshell_PHP_php5 {
	meta:
		description = "Webshell from CN Honker Pentest Toolset - file php5.txt"
		license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
		author = "Florian Roth (Nextron Systems)"
		reference = "Disclosed CN Honker Pentest Toolset"
		date = "2015-06-23"
		score = 70
		hash = "0fd91b6ad400a857a6a65c8132c39e6a16712f19"
		id = "ee063c4c-af06-520f-acfe-fba758b84d3c"
	strings:
		$s0 = "else if(isset($_POST['reverse'])) { if(@ftp_login($connection,$user,strrev($user" ascii /* PEStudio Blacklist: strings */
		$s20 = "echo sr(35,in('hidden','dir',0,$dir).in('hidden','cmd',0,'mysql_dump').\"<b>\".$" ascii /* PEStudio Blacklist: strings */
	condition:
		uint16(0) == 0x3f3c and filesize < 300KB and all of them
}