Source code for synapse.models.telco

import logging

import synapse.exc as s_exc

import synapse.lib.types as s_types
import synapse.lib.module as s_module

import synapse.lookup.phonenum as s_l_phone

logger = logging.getLogger(__name__)


[docs] def digits(text): return ''.join([c for c in text if c.isdigit()])
[docs] def chop_imei(imei): valu = int(imei) tac = int(imei[0:8]) snr = int(imei[8:14]) cd = int(imei[14:15]) return valu, {'subs': {'tac': tac, 'serial': snr, 'cd': cd}}
[docs] class Phone(s_types.Str):
[docs] def postTypeInit(self): s_types.Str.postTypeInit(self) self.opts['globsuffix'] = True self.setNormFunc(str, self._normPyStr) self.setNormFunc(int, self._normPyInt)
def _normPyStr(self, valu): digs = digits(valu) if not digs: raise s_exc.BadTypeValu(valu=valu, name=self.name, mesg='requires a digit string') subs = {} try: info = s_l_phone.getPhoneInfo(int(digs)) except Exception as e: # pragma: no cover raise s_exc.BadTypeValu(valu=valu, name=self.name, mesg='Failed to get phone info') from None cc = info.get('cc') if cc is not None: subs['loc'] = cc # TODO prefix based validation? return digs, {'subs': subs} def _normPyInt(self, valu): if valu < 1: raise s_exc.BadTypeValu(valu=valu, name=self.name, mesg='phone int must be greater than 0') return self._normPyStr(str(valu))
[docs] def repr(self, valu): # XXX geo-aware reprs are practically a function of cc which # XXX the raw value may only have after doing a s_l_phone lookup if valu[0] == '1' and len(valu) == 11: area = valu[1:4] pref = valu[4:7] numb = valu[7:11] return '+1 (%s) %s-%s' % (area, pref, numb) return '+' + valu
[docs] def imeicsum(text): ''' Calculate the imei check byte. ''' digs = [] for i in range(14): v = int(text[i]) if i % 2: v *= 2 [digs.append(int(x)) for x in str(v)] chek = 0 valu = sum(digs) remd = valu % 10 if remd != 0: chek = 10 - remd return str(chek)
[docs] class Imsi(s_types.Int):
[docs] def postTypeInit(self): self.opts['size'] = 8 self.opts['signed'] = False return s_types.Int.postTypeInit(self)
def _normPyInt(self, valu): imsi = str(valu) ilen = len(imsi) if ilen > 15: raise s_exc.BadTypeValu(valu=valu, name=self.name, mesg='invalid imsi len: %d' % (ilen,)) mcc = imsi[0:3] # TODO full imsi analysis tree return valu, {'subs': {'mcc': mcc}}
# TODO: support pre 2004 "old" imei format
[docs] class Imei(s_types.Int):
[docs] def postTypeInit(self): self.opts['size'] = 8 self.opts['signed'] = False return s_types.Int.postTypeInit(self)
def _normPyInt(self, valu): imei = str(valu) ilen = len(imei) # we are missing our optional check digit # lets add it for consistency... if ilen == 14: imei += imeicsum(imei) return chop_imei(imei) # if we *have* our check digit, lets check it elif ilen == 15: if imeicsum(imei) != imei[-1]: raise s_exc.BadTypeValu(valu=valu, name=self.name, mesg='invalid imei checksum byte') return chop_imei(imei) raise s_exc.BadTypeValu(valu=valu, name=self.name, mesg='Failed to norm IMEI')
[docs] class TelcoModule(s_module.CoreModule):
[docs] def getModelDefs(self): modl = { 'ctors': ( ('tel:mob:imei', 'synapse.models.telco.Imei', {}, { 'ex': '490154203237518', 'doc': 'An International Mobile Equipment Id.'}), ('tel:mob:imsi', 'synapse.models.telco.Imsi', {}, { 'ex': '310150123456789', 'doc': 'An International Mobile Subscriber Id.'}), ('tel:phone', 'synapse.models.telco.Phone', {}, { 'ex': '+15558675309', 'doc': 'A phone number.'}), ), 'types': ( ('tel:call', ('guid', {}), { 'doc': 'A guid for a telephone call record.'}), ('tel:txtmesg', ('guid', {}), { 'doc': 'A guid for an individual text message.'}), ('tel:mob:tac', ('int', {}), { 'ex': '49015420', 'doc': 'A mobile Type Allocation Code.'}), ('tel:mob:imid', ('comp', {'fields': (('imei', 'tel:mob:imei'), ('imsi', 'tel:mob:imsi'))}), { 'ex': '(490154203237518, 310150123456789)', 'doc': 'Fused knowledge of an IMEI/IMSI used together.'}), ('tel:mob:imsiphone', ('comp', {'fields': (('imsi', 'tel:mob:imsi'), ('phone', 'tel:phone'))}), { 'ex': '(310150123456789, "+7(495) 124-59-83")', 'doc': 'Fused knowledge of an IMSI assigned phone number.'}), ('tel:mob:telem', ('guid', {}), { 'doc': 'A single mobile telemetry measurement.'}), ('tel:mob:mcc', ('str', {'regex': '^[0-9]{3}$', 'strip': 1}), { 'doc': 'ITU Mobile Country Code.', }), ('tel:mob:mnc', ('str', {'regex': '^[0-9]{2,3}$', 'strip': 1}), { 'doc': 'ITU Mobile Network Code.', }), ('tel:mob:carrier', ('comp', {'fields': (('mcc', 'tel:mob:mcc'), ('mnc', 'tel:mob:mnc'))}), { 'doc': 'The fusion of a MCC/MNC.' }), ('tel:mob:cell', ('comp', {'fields': (('carrier', 'tel:mob:carrier'), ('lac', ('int', {})), ('cid', ('int', {})))}), { 'doc': 'A mobile cell site which a phone may connect to.' }), ), 'forms': ( ('tel:phone', {}, ( ('loc', ('loc', {}), { 'doc': 'The location associated with the number.', }), )), ('tel:call', {}, ( ('src', ('tel:phone', {}), { 'doc': 'The source phone number for a call.' }), ('dst', ('tel:phone', {}), { 'doc': 'The destination phone number for a call.' }), ('time', ('time', {}), { 'doc': 'The time the call was initiated.' }), ('duration', ('int', {}), { 'doc': 'The duration of the call in seconds.' }), ('connected', ('bool', {}), { 'doc': 'Indicator of whether the call was connected.', }), ('text', ('str', {}), { 'doc': 'The text transcription of the call.', 'disp': {'hint': 'text'}, }), ('file', ('file:bytes', {}), { 'doc': 'A file containing related media.', }), )), ('tel:txtmesg', {}, ( ('from', ('tel:phone', {}), { 'doc': 'The phone number assigned to the sender.' }), ('to', ('tel:phone', {}), { 'doc': 'The phone number assigned to the primary recipient.' }), ('recipients', ('array', {'type': 'tel:phone', 'uniq': True, 'sorted': True}), { 'doc': 'An array of phone numbers for additional recipients of the message.', }), ('svctype', ('str', {'enums': 'sms,mms,rcs', 'strip': 1, 'lower': 1}), { 'doc': 'The message service type (sms, mms, rcs).', }), ('time', ('time', {}), { 'doc': 'The time the message was sent.' }), ('text', ('str', {}), { 'doc': 'The text of the message.', 'disp': {'hint': 'text'}, }), ('file', ('file:bytes', {}), { 'doc': 'A file containing related media.', }), )), ('tel:mob:tac', {}, ( ('org', ('ou:org', {}), { 'doc': 'The org guid for the manufacturer.', }), ('manu', ('str', {'lower': 1}), { 'doc': 'The TAC manufacturer name.', }), ('model', ('str', {'lower': 1}), { 'doc': 'The TAC model name.', }), ('internal', ('str', {'lower': 1}), { 'doc': 'The TAC internal model name.', }), )), ('tel:mob:imei', {}, ( ('tac', ('tel:mob:tac', {}), { 'ro': True, 'doc': 'The Type Allocate Code within the IMEI.' }), ('serial', ('int', {}), { 'ro': True, 'doc': 'The serial number within the IMEI.', }) )), ('tel:mob:imsi', {}, ( ('mcc', ('tel:mob:mcc', {}), { 'ro': True, 'doc': 'The Mobile Country Code.', }), )), ('tel:mob:imid', {}, ( ('imei', ('tel:mob:imei', {}), { 'ro': True, 'doc': 'The IMEI for the phone hardware.' }), ('imsi', ('tel:mob:imsi', {}), { 'ro': True, 'doc': 'The IMSI for the phone subscriber.' }), )), ('tel:mob:imsiphone', {}, ( ('phone', ('tel:phone', {}), { 'ro': True, 'doc': 'The phone number assigned to the IMSI.' }), ('imsi', ('tel:mob:imsi', {}), { 'ro': True, 'doc': 'The IMSI with the assigned phone number.' }), )), ('tel:mob:mcc', {}, ( ('loc', ('loc', {}), {'doc': 'Location assigned to the MCC.'}), )), ('tel:mob:carrier', {}, ( ('mcc', ('tel:mob:mcc', {}), { 'ro': True, }), ('mnc', ('tel:mob:mnc', {}), { 'ro': True, }), ('org', ('ou:org', {}), { 'doc': 'Organization operating the carrier.' }), ('loc', ('loc', {}), { 'doc': 'Location the carrier operates from.' }), )), ('tel:mob:cell', {}, ( ('carrier', ('tel:mob:carrier', {}), {'doc': 'Mobile carrier.', 'ro': True, }), ('carrier:mcc', ('tel:mob:mcc', {}), {'doc': 'Mobile Country Code.', 'ro': True, }), ('carrier:mnc', ('tel:mob:mnc', {}), {'doc': 'Mobile Network Code.', 'ro': True, }), ('lac', ('int', {}), {'doc': 'Location Area Code. LTE networks may call this a TAC.', 'ro': True, }), ('cid', ('int', {}), {'doc': 'The Cell ID.', 'ro': True, }), ('radio', ('str', {'lower': 1, 'onespace': 1}), {'doc': 'Cell radio type.'}), ('latlong', ('geo:latlong', {}), {'doc': 'Last known location of the cell site.'}), ('loc', ('loc', {}), { 'doc': 'Location at which the cell is operated.'}), ('place', ('geo:place', {}), { 'doc': 'The place associated with the latlong property.'}), )), ('tel:mob:telem', {}, ( ('time', ('time', {}), {}), ('latlong', ('geo:latlong', {}), {}), ('http:request', ('inet:http:request', {}), { 'doc': 'The HTTP request that the telemetry was extracted from.', }), ('host', ('it:host', {}), { 'doc': 'The host that generated the mobile telemetry data.'}), ('place', ('geo:place', {}), { 'doc': 'The place representing the location of the mobile telemetry sample.'}), ('loc', ('loc', {}), { 'doc': 'The geo-political location of the mobile telemetry sample.', }), ('accuracy', ('geo:dist', {}), { 'doc': 'The reported accuracy of the latlong telemetry reading.', }), # telco specific data ('cell', ('tel:mob:cell', {}), {}), ('cell:carrier', ('tel:mob:carrier', {}), {}), ('imsi', ('tel:mob:imsi', {}), {}), ('imei', ('tel:mob:imei', {}), {}), ('phone', ('tel:phone', {}), {}), # inet protocol addresses ('mac', ('inet:mac', {}), {}), ('ipv4', ('inet:ipv4', {}), {}), ('ipv6', ('inet:ipv6', {}), {}), ('wifi', ('inet:wifi:ap', {}), {}), ('wifi:ssid', ('inet:wifi:ssid', {}), {}), ('wifi:bssid', ('inet:mac', {}), {}), # host specific data ('adid', ('it:adid', {}), {}), ('aaid', ('it:os:android:aaid', {}), {}), ('idfa', ('it:os:ios:idfa', {}), {}), # User related data ('name', ('ps:name', {}), {}), ('email', ('inet:email', {}), {}), ('acct', ('inet:web:acct', {}), { 'doc': 'Deprecated, use :account.', 'deprecated': True}), ('account', ('inet:service:account', {}), { 'doc': 'The service account which is associated with the tracked device.'}), # reporting related data ('app', ('it:prod:softver', {}), {}), ('data', ('data', {}), {}), # any other fields may be refs... )), ) } name = 'tel' return ((name, modl),)