Update Equation.yar

malware/Equation.yar

@@ -579,15 +579,3 @@ rule apt_equation_keyword {
     condition:
          uint16(0) == 0x5a4d and 1 of ($a*)
 }
-
-rule apt_equation_keyword {
-    meta:
-        description = "Rule to detect Equation group's keyword in executable file"
-        last_modified = "2015-09-26"
-        reference = "http://securelist.com/blog/research/68750/equation-the-death-star-of-malware-galaxy/"
-    strings:
-         $a1 = "Backsnarf_AB25" wide
-         $a2 = "Backsnarf_AB25" ascii
-    condition:
-         uint16(0) == 0x5a4d and 1 of ($a*)
-}