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'''
passwordProfiling.py
Copyright 2006 Andres Riancho
This file is part of w3af, w3af.sourceforge.net .
w3af is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation version 2 of the License.
w3af is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with w3af; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
'''
from __future__ import with_statement
import core.controllers.outputManager as om
# options
from core.data.options.option import option
from core.data.options.optionList import optionList
from core.controllers.basePlugin.baseGrepPlugin import baseGrepPlugin
import core.data.kb.knowledgeBase as kb
from core.controllers.coreHelpers.fingerprint_404 import is_404
from core.controllers.misc.factory import factory
class passwordProfiling(baseGrepPlugin):
'''
Create a list of possible passwords by reading HTTP response bodies.
@author: Andres Riancho ( andres.riancho@gmail.com )
'''
def __init__(self):
baseGrepPlugin.__init__(self)
# This is nicer, but htmlParser inherits from SGMLParser that IS NOT
# thread safe, So i have to create an instance of htmlParser for every
# call to testResponse
#self._htmlParser = htmlParser.htmlParser()
kb.kb.save( self, 'passwordProfiling', {} )
# names of plugins to run
### TODO: develop more plugins, there is a nice ( all python ) metadata reader named hachoir-metadata
### it will be usefull for doing A LOT of plugins
self._plugin_name_list = ['html', 'pdf']
# plugin instances, they are created in the first call to self._run_plugins
self._plugins = []
# This are common words I dont want to use as passwords
self._commonWords = {}
self._commonWords['en'] = [ 'type', 'that', 'from', 'this', 'been', 'there', 'which',
'line', 'error', 'warning', 'file', 'fatal', 'failed', 'open', 'such', 'required',
'directory', 'valid', 'result', 'argument', 'there', 'some']
self._commonWords['es'] = [ 'otro', 'otra', 'para', 'pero', 'hacia', 'algo', 'poder',
'error']
self._commonWords['unknown'] = self._commonWords['en']
# Some words that are banned
self._banned_words = [ 'forbidden', 'browsing', 'index' ]
def grep(self, request, response):
'''
Plugin entry point. Get responses, analyze words, create dictionary.
@parameter request: The HTTP request object.
@parameter response: The HTTP response object
@return: None.
'''
# Initial setup
lang = kb.kb.getData( 'lang', 'lang' )
if lang == []:
lang = 'unknown'
# I added the 404 code here to avoid doing some is_404 lookups
if response.getCode() not in [500, 401, 403, 404]\
and not is_404( response )\
and request.getMethod() in ['POST', 'GET']:
# Run the plugins
data = self._run_plugins( response )
with self._plugin_lock:
old_data = kb.kb.getData( 'passwordProfiling', 'passwordProfiling' )
# "merge" both maps and update the repetitions
for d in data:
if len(d) >= 4\
and d.isalnum()\
and not d.isdigit()\
and d.lower() not in self._banned_words\
and d.lower() not in self._commonWords[ lang ] \
and not self._wasSent( request, d ):
if d in old_data:
old_data[ d ] += data[ d ]
else:
old_data[ d ] = data[ d ]
# If the dict grows a lot, I want to trim it. Basically, if it grows to a length of
# more than 2000 keys, I'll trim it to 1000 keys.
if len( old_data ) > 2000:
def sortfunc(x_obj, y_obj):
return cmp(y_obj[1], x_obj[1])
items = old_data.items()
items.sort(sortfunc)
items = items[:1000]
new_data = {}
for key, value in items:
new_data[key] = value
else:
new_data = old_data
# save the updated map
kb.kb.save( self, 'passwordProfiling', new_data )
def _run_plugins( self, response ):
'''
Runs password profiling plugins to collect data from HTML, TXT, PDF, etc files.
@parameter response: A httpResponse object
@return: A map with word:repetitions
'''
# Create plugin instances only once
if len(self._plugins)==0:
for plugin_name in self._plugin_name_list:
plugin_instance = factory( 'plugins.grep.passwordProfilingPlugins.' + plugin_name )
self._plugins.append( plugin_instance )
res = {}
for plugin in self._plugins:
wordMap = plugin.getWords( response )
if wordMap != None:
# If a plugin returned something thats not None, then we are done.
# this plugins only return a something different of None of they found something
res = wordMap
break
return res
def setOptions( self, OptionList ):
pass
def getOptions( self ):
'''
@return: A list of option objects for this plugin.
'''
ol = optionList()
return ol
def end(self):
'''
This method is called when the plugin wont be used anymore.
'''
def sortfunc(x_obj, y_obj):
return cmp(y_obj[1], x_obj[1])
items = kb.kb.getData( 'passwordProfiling', 'passwordProfiling' ).items()
if len( items ) != 0:
items.sort(sortfunc)
om.out.information('Password profiling TOP 100:')
list_length = len(items)
if list_length > 100:
xLen = 100
else:
xLen = list_length
for i in xrange(xLen):
msg = '- [' + str(i + 1) + '] ' + items[i][0] + ' with ' + str(items[i][1])
msg += ' repetitions.'
om.out.information( msg )
def getPluginDeps( self ):
'''
@return: A list with the names of the plugins that should be runned before the
current one.
'''
return ['grep.lang']
def getLongDesc( self ):
'''
@return: A DETAILED description of the plugin functions and features.
'''
return '''
This plugin creates a list of possible passwords by reading responses and counting the most
common words.
'''
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