class BytesCode
Public Class Methods
countdown(shellcode)
click to toggle source
# File lib/BytesCode.rb, line 7 def self.countdown(shellcode) shellcode_array = shellcode.split('\x') no_authorized = ["00", "FF", "0D", "0A", "ff", "0d", "0a"] final_rez = [] shellcode_array.each do |bytes| no_authorized.each do |no_auth| if bytes == no_auth shellcode_array.delete(bytes) end end end shellcode_array.each do |octet| if octet != "" final_rez << "\\x#{octet}" end end return final_rez.join end
to_opcode(file, countdown=false)
click to toggle source
# File lib/BytesCode.rb, line 30 def self.to_opcode(file, countdown=false) if(File.file?(file) == false) raise FileError, "#{file} => File not found" end cmd = `objdump -d #{file} | grep "^ "|cut -f2` cmd_to_a = cmd.split(/\n/) testt = cmd_to_a.join("").split(" ") final_res = [] testt.each do |data| final_res << "\\x#{data}" end if(countdown == false) return final_res.join else return self.countdown(final_res.join) end end