Webshell Detection Based on Executable Data Characteristics of PHP Code

Code 5

array (

 0: Stmt_Expression (

  expr: Expr_Eval (

   expr: Expr_ArrayDimFetch (

    var: Expr_Variable (

      name: _REQUEST

    )

    dim: Scalar_String (

         value: txt

    )

   )

  )

 )

)