Files
beef/core/main/autorun_engine/parser.rb
2019-11-03 08:08:22 +10:00

92 lines
3.9 KiB
Ruby

#
# Copyright (c) 2006-2019 Wade Alcorn - wade@bindshell.net
# Browser Exploitation Framework (BeEF) - http://beefproject.com
# See the file 'doc/COPYING' for copying permission
#
module BeEF
module Core
module AutorunEngine
class Parser
include Singleton
def initialize
@config = BeEF::Core::Configuration.instance
end
BROWSER = ['FF','C','IE','S','O','ALL']
OS = ['Linux','Windows','OSX','Android','iOS','BlackBerry','ALL']
VERSION = ['<','<=','==','>=','>','ALL','Vista','XP']
CHAIN_MODE = ['sequential','nested-forward']
MAX_VER_LEN = 15
# Parse a JSON ARE file and returns an Hash with the value mappings
def parse(name,author,browser, browser_version, os, os_version, modules, exec_order, exec_delay, chain_mode)
begin
success = [true]
return [false, 'Illegal chain_mode definition'] unless CHAIN_MODE.include?(chain_mode)
return [false, 'Illegal rule name'] unless BeEF::Filters.is_non_empty_string?(name)
return [false, 'Illegal author name'] unless BeEF::Filters.is_non_empty_string?(author)
# if multiple browsers were specified, check each browser
if browser.kind_of?(Array)
browser.each do |b|
return [false, 'Illegal browser definition'] unless BROWSER.include?(b)
end
# else, if only one browser was specified, check browser and browser version
else
return [false, 'Illegal browser definition'] unless BROWSER.include?(browser)
if browser_version != 'ALL'
return [false, 'Illegal browser_version definition'] unless
VERSION.include?(browser_version[0,2].gsub(/\s+/,'')) &&
BeEF::Filters::is_valid_browserversion?(browser_version[2..-1].gsub(/\s+/,'')) && browser_version.length < MAX_VER_LEN
end
end
if os_version != 'ALL'
return [false, 'Illegal os_version definition'] unless
VERSION.include?(os_version[0,2].gsub(/\s+/,'')) &&
BeEF::Filters::is_valid_osversion?(os_version[2..-1].gsub(/\s+/,'')) && os_version.length < MAX_VER_LEN
end
return [false, 'Illegal os definition'] unless OS.include?(os)
# check if module names, conditions and options are ok
modules.each do |cmd_mod|
mod = BeEF::Core::Models::CommandModule.where(:name => cmd_mod['name']).first
if mod != nil
modk = BeEF::Module.get_key_by_database_id(mod.id)
mod_options = BeEF::Module.get_options(modk)
opt_count = 0
mod_options.each do |opt|
if opt['name'] == cmd_mod['options'].keys[opt_count]
opt_count += 1
else
return [false, "The specified option (#{cmd_mod['options'].keys[opt_count]
}) for module (#{cmd_mod['name']}) does not exist"]
end
end
else
return [false, "The specified module name (#{cmd_mod['name']}) does not exist"]
end
end
exec_order.each{ |order| return [false, 'execution_order values must be Integers'] unless order.integer?}
exec_delay.each{ |delay| return [false, 'execution_delay values must be Integers'] unless delay.integer?}
return [false, 'execution_order and execution_delay values must be consistent with modules numbers'] unless
modules.size == exec_order.size && modules.size == exec_delay.size
success
rescue => e
print_error "#{e.message}"
print_debug "#{e.backtrace.join("\n")}"
return [false, 'Something went wrong.']
end
end
end
end
end
end