/*
Yara Rule Set
Author: Brian Laskowski
Date: 2018-10-02
Identifier: 10-02-18
Reference: https://github.com/Hestat/lw-yara/
*/
/* Rule Set ----------------------------------------------------------------- */
rule infected_10_02_18_xmlrpc {
meta:
description = "10-02-18 - file xmlrpc.php"
author = "Brian Laskowski"
reference = "https://github.com/Hestat/lw-yara/"
date = "2018-10-02"
hash1 = "cff439c34b4cf5428157d104d356c88633c8d92e6c8d1d6dd7bd46eca21ddc63"
strings:
$s1 = "$file = file_get_contents('http://132.232.67.18:8000/'.\"/index.php?host=\".$host_name.\"&url=\" . $_SERVER['QUERY_STRING'] . \"" ascii
$s2 = "$file = file_get_contents('http://119.27.172.144:8000/'.\"/index.php?host=\".$host_name.\"&url=\" . $_SERVER['QUERY_STRING'] . " ascii
$s3 = "$key= $_SERVER[\"HTTP_USER_AGENT\"].$_SERVER[\"HTTP_REFERER\"];" fullword ascii
$s4 = "$file = file_get_contents('http://119.27.172.144:8000/'.\"/index.php?host=\".$host_name.\"&url=\" . $_SERVER['QUERY_STRING'] . " ascii
$s5 = "$file = file_get_contents('http://132.232.67.18:8000/'.\"/index.php?host=\".$host_name.\"&url=\" . $_SERVER['QUERY_STRING'] . \"" ascii
$s6 = "$key= $_SERVER[\"HTTP_USER_AGENT\"];" fullword ascii
$s7 = "os($key,'Easou')!==false||strpos($key,'360')!==false||strpos($key,'haosou')!==false||strpos($key,'Soso')!==false)" fullword ascii
$s8 = "header('Content-Type:text/html;charset=gb2312');" fullword ascii
$s9 = "$host_name = \"http://\".$_SERVER['SERVER_NAME'].$_SERVER['PHP_SELF'];" fullword ascii
$s10 = "$file = file_get_contents(base64_decode(\"aHR0cDovL2pzY2IuanNjMTgueHl6OjgwMDAv\").base64_decode(\"L2luZGV4LnBocD9ob3N0PQ==\").$h" ascii
$s11 = "$file = file_get_contents(base64_decode(\"aHR0cDovL2pzY2IuanNjMTgueHl6OjgwMDAv\").base64_decode(\"L2luZGV4LnBocD9ob3N0PQ==\").$h" ascii
$s12 = "st_name.\"&url=\" . $_SERVER['QUERY_STRING'] . \"&domain=\" . $_SERVER['SERVER_NAME']); " fullword ascii
condition:
( uint16(0) == 0x3f3c and
filesize < 40KB and
( 8 of them )
) or ( all of them )
}
Copyright 2K16 - 2K18 Indonesian Hacker Rulez