chg: [add MISP import](no correlations) import item + pgp(incomplete) + screenshot(incomplete)

bin/export/MispExport.py

@@ -112,9 +112,9 @@ def export_cryptocurrency(crypto_type, crypto_address):
 
     l_obj_attr = []
     l_obj_attr.append( obj.add_attribute('address', value=crypto_address) )
-    #l_obj_attr.append( obj.add_attribute('symbol', value=Cryptocurrency.get_cryptocurrency_symbol(crypto_type)) )
-    l_obj_attr.append( obj.add_attribute('first-seen', value=dict_metadata['first_seen']) )
-    l_obj_attr.append( obj.add_attribute('last-seen', value=dict_metadata['last_seen']) )
+    crypto_symbol = Cryptocurrency.get_cryptocurrency_symbol(crypto_type)
+    if crypto_symbol:
+        l_obj_attr.append( obj.add_attribute('symbol', value=crypto_symbol) )
 
     return obj
 
@@ -319,7 +319,9 @@ if __name__ == '__main__':
     l_obj = [#{'id': 'crawled/2019/11/08/6d3zimnpbwbzdgnp.onionf58258c8-c990-4707-b236-762a2b881183', 'type': 'item', 'lvl': 3},
                 #{'id': '6d3zimnpbwbzdgnp.onion', 'type': 'domain', 'lvl': 0},
                 #{'id': 'a92d459f70c4dea8a14688f585a5e2364be8b91fbf924290ead361d9b909dcf1', 'type': 'image', 'lvl': 3},
-                {'id': '15efuhpw5V9B1opHAgNXKPBPqdYALXP4hc', 'type': 'cryptocurrency', 'subtype': 'bitcoin', 'lvl': 1}]
+                #{'id': 'archive/pastebin.com_pro/2020/01/27/iHjcWhkD.gz', 'type': 'item', 'lvl': 3},
+                {'id': '15efuhpw5V9B1opHAgNXKPBPqdYALXP4hc', 'type': 'cryptocurrency', 'subtype': 'bitcoin', 'lvl': 0}
+            ]
     create_list_of_objs_to_export(l_obj, mode='union')
 
 

bin/export/MispImport.py

@@ -0,0 +1,158 @@
+#!/usr/bin/env python3
+# -*-coding:UTF-8 -*
+
+import os
+import sys
+import uuid
+import redis
+
+sys.path.append(os.path.join(os.environ['AIL_BIN'], 'lib'))
+sys.path.append(os.path.join(os.environ['AIL_BIN'], 'packages'))
+import Cryptocurrency
+import Pgp
+import Decoded
+import Domain
+import Item
+import Screenshot
+import Correlate_object
+
+import Import
+
+# MISP
+from pymisp import MISPEvent, MISPObject, PyMISP
+
+# # TODO: deplace me in another fil
+def get_global_id(obj_type, obj_id, obj_subtype=None):
+    if obj_subtype:
+        return '{}:{}:{}'.format(obj_type, obj_subtype, obj_id)
+    else:
+        return '{}:{}'.format(obj_type, obj_id)
+
+# sub type
+# obj type
+# obj value
+def get_global_id_from_misp_obj(misp_obj):
+    pass
+
+def get_misp_obj_tag(misp_obj):
+    if misp_obj.attributes:
+        misp_tags = misp_obj.attributes[0].tags
+        tags = []
+        for misp_tag in misp_tags:
+            tags.append(misp_tag.name)
+        return tags
+    else:
+        return []
+
+def get_object_metadata(misp_obj):
+    obj_meta = {}
+    if 'first_seen' in misp_obj.keys():
+        obj_meta['first_seen'] = misp_obj.first_seen
+    if 'last_seen' in misp_obj.keys():
+        obj_meta['last_seen'] = misp_obj.first_seen
+    obj_meta['tags'] = get_misp_obj_tag(misp_obj)
+    return obj_meta
+
+def unpack_item_obj(map_uuid_global_id, misp_obj):
+    obj_meta = get_object_metadata(misp_obj)
+    obj_id = None
+    io_content = None
+
+    for attribute in misp_obj.attributes:
+        if attribute.object_relation == 'raw-data':
+            obj_id = attribute.value               # # TODO: sanitize
+            io_content = attribute.data             # # TODO: check if type == io
+
+    if obj_id and io_content:
+        res = Item.create_item(obj_id, obj_meta, io_content)
+        print(res)
+
+    map_uuid_global_id[misp_obj.uuid] = get_global_id('item', obj_id, io_content)
+
+def get_obj_relationship(misp_obj):
+    for item in misp_obj.ObjectReference:
+        print(item.to_json())
+
+
+
+## TODO: handle multiple pgp in the same object
+def unpack_obj_pgp(map_uuid_global_id, misp_obj):
+    # get obj sub type
+    obj_attr = misp_obj.attributes[0]
+    obj_id = obj_attr.value
+    if obj_attr.object_relation == 'key-id':
+        obj_subtype = 'key'
+    elif obj_attr.object_relation == 'user-id-name':
+        obj_subtype = 'name'
+    elif obj_attr.object_relation == 'user-id-email':
+        obj_subtype = 'mail'
+
+    obj_meta = get_object_metadata(misp_obj)
+    if obj_id and io_content:
+        res = Pgp.pgp.create_item(obj_subtype, obj_id, obj_meta)
+        print(res)
+
+    map_uuid_global_id[misp_obj.uuid] = get_global_id('pgp', obj_id, obj_subtype=obj_subtype)
+
+    get_obj_relationship(misp_obj)
+
+def unpack_obj_cryptocurrency(map_uuid_global_id, misp_obj):
+    obj_id = None
+    crypto_symbol = None
+    for attribute in misp_obj.attributes:
+        if attribute.object_relation == 'address':
+            obj_id = attribute.value
+        elif attribute.object_relation == 'symbol':
+            pass
+
+
+
+        obj_meta = get_object_metadata(misp_obj)
+        if obj_id and io_content:
+            res = Pgp.pgp.create_item(obj_subtype, obj_id, obj_meta)
+            print(res)
+
+        map_uuid_global_id[misp_obj.uuid] = get_global_id('pgp', obj_id, obj_subtype=obj_subtype)
+
+        get_obj_relationship(misp_obj)
+
+def get_misp_import_fct(map_uuid_global_id, misp_obj):
+    #print(misp_obj.ObjectReference)
+    #for item in misp_obj.ObjectReference:
+    #    print(item.to_json())
+    #obj_meta = get_object_metadata(misp_obj)
+
+    #print(misp_obj.name)
+
+    if misp_obj.name == 'ail-leak':
+        unpack_item_obj(map_uuid_global_id, misp_obj)
+        #print(misp_obj.to_json())
+        pass
+    elif misp_obj.name == 'domain-ip':
+        pass
+    elif misp_obj.name == 'pgp-meta':
+        unpack_obj_pgp(map_uuid_global_id, misp_obj)
+    elif misp_obj.name == 'coin-address':
+        pass
+    elif misp_obj.name == 'file':
+
+        #unpack_item_obj(map_uuid_global_id, misp_obj)
+        pass
+
+def import_objs_from_file(filepath):
+    event_to_import = MISPEvent()
+    event_to_import.load_file(filepath)
+
+    map_uuid_global_id = {}
+
+    for misp_obj in event_to_import.objects:
+        get_misp_import_fct(map_uuid_global_id, misp_obj)
+
+    print(map_uuid_global_id)
+
+
+if __name__ == '__main__':
+
+    # misp = PyMISP('https://127.0.0.1:8443/', 'uXgcN42b7xuL88XqK5hubwD8Q8596VrrBvkHQzB0', False)
+
+    import_objs_from_file('test_import_item.json')

bin/lib/Screenshot.py

@@ -29,7 +29,8 @@ def get_screenshot_rel_path(sha256_string, add_extension=False):
     return screenshot_path
 
 def get_screenshot_filepath(sha256_string):
-    return os.path.join(SCREENSHOT_FOLDER, get_screenshot_rel_path(sha256_string, add_extension=True))
+    filename = os.path.join(SCREENSHOT_FOLDER, get_screenshot_rel_path(sha256_string, add_extension=True))
+    return os.path.realpath(filename)
 
 def exist_screenshot(sha256_string):
     screenshot_path = get_screenshot_filepath(sha256_string)
@@ -133,3 +134,25 @@ def get_screenshot_file_content(sha256_string):
     with open(filepath, 'rb') as f:
         file_content = BytesIO(f.read())
     return file_content
+
+def save_screenshot_file(sha256_string, io_content):
+    filepath = get_screenshot_filepath(sha256_string)
+    if os.path.isfile(filepath):
+        print('File already exist')
+        return False
+    # # TODO: check if is IO file
+    with open(filepath, 'wb') as f:
+        f.write(io_content.getvalue())
+    return True
+
+def create_screenshot(sha256_string, io_content):
+    # check if sha256
+    res = save_screenshot_file(sha256_string, io_content)
+    if res:
+        # creata tags
+        if 'tags' in obj_metadata:
+            # # TODO: handle mixed tags: taxonomies and Galaxies
+            Tag.api_add_obj_tags(tags=obj_metadata['tags'], object_id=obj_id, object_type="image")
+        return True
+
+    return False

bin/packages/Cryptocurrency.py

@@ -91,7 +91,35 @@ def save_cryptocurrency_data(cryptocurrency_name, date, item_path, cryptocurrenc
         r_serv_metadata.sadd('set_domain_cryptocurrency_{}:{}'.format(cryptocurrency_name, cryptocurrency_address), domain)
 
 def get_cryptocurrency_symbol(crypto_type):
-    if type=='bitcoin':
+    if crypto_type=='bitcoin':
         return 'BTC'
-    else:
-        return ''
+    elif crypto_type=='ethereum':
+        return 'ETH'
+    elif crypto_type=='bitcoin-cash':
+        return 'BCH'
+    elif crypto_type=='litecoin':
+        return 'LTC'
+    elif crypto_type=='monero':
+        return 'XMR'
+    elif crypto_type=='zcash':
+        return 'ZEC'
+    elif crypto_type=='dash':
+        return 'DASH'
+    return None
+
+def get_cryptocurrency_type(crypto_symbol):
+    if crypto_type=='BTC':
+        return 'bitcoin'
+    elif crypto_type=='ETH':
+        return 'ethereum'
+    elif crypto_type=='BCH':
+        return 'bitcoin-cash'
+    elif crypto_type=='LTC':
+        return 'litecoin'
+    elif crypto_type=='XMR':
+        return 'monero'
+    elif crypto_type=='ZEC':
+        return 'zcash'
+    elif crypto_type=='DASH':
+        return 'dash'
+    return None

bin/packages/Item.py

@@ -21,14 +21,18 @@ import Decoded
 import Screenshot
 
 config_loader = ConfigLoader.ConfigLoader()
+# get and sanityze PASTE DIRECTORY
 PASTES_FOLDER = os.path.join(os.environ['AIL_HOME'], config_loader.get_config_str("Directories", "pastes")) + '/'
+PASTES_FOLDER = os.path.join(os.path.realpath(PASTES_FOLDER), '')
+
 r_cache = config_loader.get_redis_conn("Redis_Cache")
 r_serv_metadata = config_loader.get_redis_conn("ARDB_Metadata")
 screenshot_directory = os.path.join(os.environ['AIL_HOME'], config_loader.get_config_str("Directories", "crawled_screenshot"))
 config_loader = None
 
 def exist_item(item_id):
-    if os.path.isfile(os.path.join(PASTES_FOLDER, item_id)):
+    filename = get_item_filepath(item_id)
+    if os.path.isfile(filename):
         return True
     else:
         return False
@@ -37,7 +41,8 @@ def get_item_id(full_path):
     return full_path.replace(PASTES_FOLDER, '', 1)
 
 def get_item_filepath(item_id):
-    return os.path.join(PASTES_FOLDER, item_id)
+    filename = os.path.join(PASTES_FOLDER, item_id)
+    return os.path.realpath(filename)
 
 def get_item_date(item_id, add_separator=False):
     l_directory = item_id.split('/')
@@ -302,8 +307,102 @@ def get_item_har_name(item_id):
 def get_item_har(har_path):
     pass
 
+
+def get_item_filename(item_id):
+    # Creating the full filepath
+    filename = os.path.join(PASTES_FOLDER, item_id)
+    filename = os.path.realpath(filename)
+
+    # incorrect filename
+    if not os.path.commonprefix([filename, PASTES_FOLDER]) == PASTES_FOLDER:
+        return None
+    else:
+        return filename
+
+def get_item_duplicate(item_id, r_list=True):
+    res = r_serv_metadata.smembers('dup:{}'.format(item_id))
+    if r_list:
+        if res:
+            return list(res)
+        else:
+            return []
+    return res
+
+def add_item_duplicate(item_id, l_dup):
+    for item_dup in l_dup:
+        r_serv_metadata.sadd('dup:{}'.format(item_dup), item_id)
+        r_serv_metadata.sadd('dup:{}'.format(item_id), item_dup)
+
+def delete_item_duplicate(item_id):
+    item_dup = get_item_duplicate(item_id)
+    for item_dup in get_item_duplicate(item_id):
+        r_serv_metadata.srem('dup:{}'.format(item_dup), item_id)
+    r_serv_metadata.delete('dup:{}'.format(item_id))
+
 def get_raw_content(item_id):
     filepath = get_item_filepath(item_id)
     with open(filepath, 'rb') as f:
         file_content = BytesIO(f.read())
     return file_content
+
+def save_raw_content(item_id, io_content):
+    filepath = get_item_filename(item_id)
+    if os.path.isfile(filepath):
+        print('File already exist')
+        return False
+    # # TODO: check if is IO file
+    with open(filepath, 'wb') as f:
+        f.write(io_content.getvalue())
+    return True
+
+# IDEA: send item to duplicate ?
+def create_item(obj_id, obj_metadata, io_content):
+    '''
+    Create a new Item (Import or Test only).
+
+    :param obj_id: item id
+    :type obj_metadata: dict - 'first_seen', 'tags'
+
+    :return: is item created
+    :rtype: boolean
+    '''
+    # check if datetime match ??
+
+
+    # # TODO: validate obj_id
+
+    res = save_raw_content(obj_id, io_content)
+    # item saved
+    if res:
+        # creata tags
+        if 'tags' in obj_metadata:
+            # # TODO: handle mixed tags: taxonomies and Galaxies
+            Tag.api_add_obj_tags(tags=obj_metadata['tags'], object_id=obj_id, object_type="item")
+        return True
+
+    # Item not created
+    return False
+
+def delete_item(obj_id):
+    # check if item exists
+    if not exist_item(obj_id):
+        return False
+    else:
+        Tag.delete_obj_tags(obj_id, 'item', Tag.get_obj_tag(obj_id))
+        delete_item_duplicate(obj_id)
+        # delete MISP event
+        r_serv_metadata.delete('misp_events:{}'.format(obj_id))
+        r_serv_metadata.delete('hive_cases:{}'.format(obj_id))
+
+        os.remove(get_item_filename(obj_id))
+        return True
+
+    # get all correlation
+        # delete them
+
+    ### REQUIRE MORE WORK
+    # delete child/son !!!
+    # delete from tracked items
+    # delete from queue
+    ###
+    return False

bin/packages/Paste.py

@@ -377,6 +377,7 @@ class Paste(object):
         Save an attribute as a field
         """
         for tuple in value:
+            tuple = tuple.replace(PASTES_FOLDER, '', 1)
             self.store_metadata.sadd('dup:'+self.p_path, tuple)
 
     def save_others_pastes_attribute_duplicate(self, list_value):
@@ -384,6 +385,7 @@ class Paste(object):
         Save a new duplicate on others pastes
         """
         for hash_type, path, percent, date in list_value:
+            path = path.replace(PASTES_FOLDER, '', 1)
             to_add = (hash_type, self.p_path, percent, date)
             self.store_metadata.sadd('dup:'+path,to_add)
 

bin/packages/correlation.py

@@ -33,6 +33,13 @@ class Correlation(object):
         else:
             return r_serv_metadata.exists('set_domain_{}_{}:{}'.format(self.correlation_name, correlation_type, field_name))
 
+    def exist_correlation(self, subtype, obj_id):
+        res = r_serv_metadata.zscore('{}_all:{}'.format(self.correlation_name, subtype), obj_id)
+        if res:
+            return True
+        else:
+            return False
+
     def _get_items(self, correlation_type, field_name):
         res =  r_serv_metadata.smembers('set_{}_{}:{}'.format(self.correlation_name, correlation_type, field_name))
         if res:
@@ -104,7 +111,13 @@ class Correlation(object):
         '''
         return self.all_correlation_types
 
-    def sanythise_correlation_types(self, correlation_types):
+    def get_correlation_obj_type(self):
+        if self.correlation_name=='pgpdump':
+            return 'pgp'
+        else:
+            return 'cryptocurrency'
+
+    def sanythise_correlation_types(self, correlation_types, r_boolean=False):
         '''
         Check if all correlation types in the list are valid.
 
@@ -115,10 +128,19 @@ class Correlation(object):
         :rtype: list
         '''
         if correlation_types is None:
+            if r_boolean:
+                return False
+            else:
                 return self.get_all_correlation_types()
         for correl in correlation_types: # # TODO: # OPTIMIZE:
             if correl not in self.get_all_correlation_types():
+                if r_boolean:
+                    return False
+                else:
                     return self.get_all_correlation_types()
+        if r_boolean:
+            return True
+        else:
             return correlation_types
 
 
@@ -254,11 +276,57 @@ class Correlation(object):
                 correlation_obj[correlation_object] = res
         return correlation_obj
 
+    def update_correlation_daterange(self, subtype, obj_id, date): # # TODO:  update fisrt_seen
+        # obj_id don't exit
+        if not r_serv_metadata.exists('{}_metadata_{}:{}'.format(self.correlation_name, subtype, obj_id)):
+            r_serv_metadata.hset('{}_metadata_{}:{}'.format(self.correlation_name, subtype, obj_id), 'first_seen', date)
+            r_serv_metadata.hset('{}_metadata_{}:{}'.format(self.correlation_name, subtype, obj_id), 'last_seen', date)
+        else:
+            last_seen = r_serv_metadata.hget('{}_metadata_{}:{}'.format(self.correlation_name, subtype, obj_id), 'last_seen')
+            if not last_seen:
+                r_serv_metadata.hset('{}_metadata_{}:{}'.format(self.correlation_name, subtype, obj_id), 'last_seen', date)
+            else:
+                if int(last_seen) < int(date):
+                    r_serv_metadata.hset('{}_metadata_{}:{}'.format(self.correlation_name, subtype, obj_id), 'last_seen', date)
+
+    def save_item_correlation(self, subtype, date, obj_id, item_id, item_date):
+        update_correlation_daterange(subtype, obj_id, item_date)
+
+        # global set
+        r_serv_metadata.sadd('set_{}_{}:{}'.format(self.correlation_name, subtype, obj_id), item_id)
+
+        # daily
+        r_serv_metadata.hincrby('{}:{}:{}'.format(self.correlation_name, subtype, item_date), obj_id, 1)
+
+        # all type
+        r_serv_metadata.zincrby('{}_all:{}'.format(self.correlation_name, subtype), obj_id, 1)
+
+        ## object_metadata
+        # item
+        r_serv_metadata.sadd('item_{}_{}:{}'.format(self.correlation_name, subtype, item_id), obj_id)
+
     def save_domain_correlation(self, domain, correlation_type, correlation_value):
         r_serv_metadata.sadd('domain_{}_{}:{}'.format(self.correlation_name, correlation_type, domain), correlation_value)
         r_serv_metadata.sadd('set_domain_{}_{}:{}'.format(self.correlation_name, correlation_type, correlation_value), domain)
 
 
+    def save_correlation(self, subtype, obj_id): # # TODO: add first_seen/last_seen
+        r_serv_metadata.zincrby('{}_all:{}'.format(self.correlation_name, subtype), obj_id, 0)
+
+    def create_correlation(self, subtype, obj_id, obj_meta):
+        res = self.sanythise_correlation_types(correlation_type, r_boolean=True)
+        if not res:
+            print('invalid subtype')
+            return False
+
+        if not exist_correlation(subtype, obj_id):
+            res = save_correlation(subtype, obj_id)
+            if res:
+                if 'tags' in obj_metadata:
+                    # # TODO: handle mixed tags: taxonomies and Galaxies
+                    Tag.api_add_obj_tags(tags=obj_metadata['tags'], object_id=obj_id, object_type=self.get_correlation_obj_type())
+                return True
+        return False
 
 ######## API EXPOSED ########