LuckyCat.yar

/*
    This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as    long as you use it under this license.

*/

import "pe"

rule LuckyCatCode : LuckyCat Family 
{
    meta:
        description = "LuckyCat code tricks"
        author = "Seth Hardy"
        last_modified = "2014-06-19"
        
    strings:
        $xordecrypt = { BF 0F 00 00 00 F7 F7 ?? ?? ?? ?? 32 14 39 80 F2 7B }
        $dll = { C6 ?? ?? ?? 64 C6 ?? ?? ?? 6C C6 ?? ?? ?? 6C }
        $commonletters = { B? 63 B? 61 B? 73 B? 65 }
        
    condition:
        $xordecrypt or ($dll and $commonletters)
}