mirror of https://github.com/CIRCL/AIL-framework
chg: [Cryptocurrency] add new Cryptocurrency module
Terrtia
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8612d89275
commit
3a9d0157e4
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#!/usr/bin/env python3
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# -*-coding:UTF-8 -*
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"""
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The Cryptocurrency Module
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============================
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It trying to extract Bitcoin address and secret key from paste
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..seealso:: Paste method (get_regex)
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Requirements
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------------
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*Need running Redis instances. (Redis).
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"""
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from Helper import Process
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from pubsublogger import publisher
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import os
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import re
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import sys
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import time
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import redis
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import signal
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sys.path.append(os.path.join(os.environ['AIL_BIN'], 'packages'))
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import Cryptocurrency
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import Item
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class TimeoutException(Exception):
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pass
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def timeout_handler(signum, frame):
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raise TimeoutException
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signal.signal(signal.SIGALRM, timeout_handler)
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def search_crytocurrency(item_id, item_content):
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# bitcoin_private_key = re.findall(regex_bitcoin_private_key, content)
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is_cryptocurrency_found = False
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for crypto_name in cryptocurrency_dict:
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crypto_dict = cryptocurrency_dict[crypto_name]
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signal.alarm(crypto_dict['max_execution_time'])
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try:
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crypto_addr = re.findall(crypto_dict['regex'], item_content)
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except TimeoutException:
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crypto_addr = []
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p.incr_module_timeout_statistic() # add encoder type
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print ("{0} processing timeout".format(item_id))
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continue
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else:
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signal.alarm(0)
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if crypto_addr:
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is_valid_crypto_addr = False
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# validate cryptocurrency address
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for address in crypto_addr:
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if(Cryptocurrency.verify_cryptocurrency_address(crypto_name, address)):
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is_valid_crypto_addr = True
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print('{} address found : {}'.format(crypto_name, address))
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# build bitcoin correlation
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Cryptocurrency.save_cryptocurrency_data(crypto_name, Item.get_item_date(item_id), item_id, address)
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# # TODO: add private key validation
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#if(len(bitcoin_private_key) > 0):
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# for private_key in bitcoin_private_key:
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# print('Bitcoin private key found : {}'.format(private_key))
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# to_print = 'Bitcoin found: {} address and {} private Keys'.format(len(bitcoin_address), len(bitcoin_private_key))
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# print(to_print)
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# publisher.warning(to_print)
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# msg = 'infoleak:automatic-detection="bitcoin-private-key";{}'.format(message)
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# p.populate_set_out(msg, 'Tags')
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# to_print = 'Bitcoin;{};{};{};'.format(paste.p_source, paste.p_date,
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# paste.p_name)
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# publisher.warning('{}Detected {} Bitcoin private key;{}'.format(
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# to_print, len(bitcoin_private_key),paste.p_rel_path))
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if(is_valid_crypto_addr):
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# valid cryptocurrency found in this item
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is_cryptocurrency_found = True
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# Tag Item
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msg = '{};{}'.format(crypto_dict['tag'], item_id)
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p.populate_set_out(msg, 'Tags')
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if is_cryptocurrency_found:
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# send to duplicate module
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p.populate_set_out(item_id, 'Duplicate')
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default_max_execution_time = 30
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regex_bitcoin_public_address = r'(?<![a-km-zA-HJ-NP-Z0-9])[13][a-km-zA-HJ-NP-Z0-9]{26,33}(?![a-km-zA-HJ-NP-Z0-9])'
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cryptocurrency_dict = {'bitcoin': {
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'name': 'bitcoin',
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'regex': regex_bitcoin_public_address,
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'max_execution_time': default_max_execution_time,
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'tag': 'infoleak:automatic-detection="bitcoin-address"',
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}
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}
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if __name__ == "__main__":
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publisher.port = 6380
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publisher.channel = "Script"
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config_section = 'Bitcoin'
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# Setup the I/O queues
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p = Process(config_section)
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# Sent to the logging a description of the module
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publisher.info("Run Cryptocurrency module ")
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regex_bitcoin_private_key = re.compile(r'[5KL][1-9A-HJ-NP-Za-km-z]{50,51}')
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# Endless loop getting messages from the input queue
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while True:
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# Get one message from the input queue
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item_id = p.get_from_set()
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if item_id is None:
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publisher.debug("{} queue is empty, waiting".format(config_section))
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time.sleep(1)
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continue
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# Do something with the message from the queue
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item_content = Item.get_item_content(item_id)
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search_crytocurrency(item_id, item_content)
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@ -2,10 +2,12 @@
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# -*-coding:UTF-8 -*
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import os
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import sys
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import redis
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from hashlib import sha256
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sys.path.append(os.path.join(os.environ['AIL_FLASK'], 'modules'))
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import Flask_config
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from Correlation import Correlation
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@ -15,12 +17,14 @@ digits58 = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'
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cryptocurrency = Correlation('cryptocurrency')
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# http://rosettacode.org/wiki/Bitcoin/address_validation#Python
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def decode_base58(bc, length):
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n = 0
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for char in bc:
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n = n * 58 + digits58.index(char)
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return n.to_bytes(length, 'big')
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# http://rosettacode.org/wiki/Bitcoin/address_validation#Python
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def check_bitcoin_address(bc):
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try:
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bcbytes = decode_base58(bc, 25)
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@ -46,3 +50,28 @@ def get_cryptocurrency(request_dict, cryptocurrency_type):
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return ( {'status': 'error', 'reason': 'Invalid Cryptocurrency address'}, 400 )
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return cryptocurrency.get_correlation(request_dict, cryptocurrency_type, field_name)
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def save_cryptocurrency_data(cryptocurrency_name, date, item_path, cryptocurrency_address):
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# create basic medata
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if not r_serv_metadata.exists('cryptocurrency_metadata_{}:{}'.format(cryptocurrency_name, cryptocurrency_address)):
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r_serv_metadata.hset('cryptocurrency_metadata_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), 'first_seen', date)
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r_serv_metadata.hset('cryptocurrency_metadata_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), 'last_seen', date)
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else:
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last_seen = r_serv_metadata.hget('cryptocurrency_metadata_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), 'last_seen')
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if not last_seen:
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r_serv_metadata.hset('cryptocurrency_metadata_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), 'last_seen', date)
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else:
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if int(last_seen) < int(date):
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r_serv_metadata.hset('cryptocurrency_metadata_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), 'last_seen', date)
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# global set
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r_serv_metadata.sadd('set_cryptocurrency_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), item_path)
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# daily
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r_serv_metadata.hincrby('cryptocurrency:{}:{}'.format(cryptocurrency_name, date), cryptocurrency_address, 1)
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# all type
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r_serv_metadata.zincrby('cryptocurrency_all:{}'.format(cryptocurrency_name), cryptocurrency_address, 1)
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# item_metadata
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r_serv_metadata.sadd('item_cryptocurrency_{}:{}'.format(cryptocurrency_name, item_path), cryptocurrency_address)
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