#!/usr/bin/env python # -*- coding: utf-8 -*- # NOTE: Reference on how this module is used: https://vvx7.io/posts/2020/05/misp-slack-bot/ from .abstractgenerator import AbstractMISPObjectGenerator import logging logger = logging.getLogger('pymisp') class MicroblogObject(AbstractMISPObjectGenerator): def __init__(self, parameters: dict, strict: bool = True, **kwargs): super().__init__('microblog', strict=strict, **kwargs) self._parameters = parameters self.generate_attributes() def generate_attributes(self): # Raw post. if 'post' in self._parameters: self.add_attribute('post', value=self._parameters['post']) # Title of the post. if 'title' in self._parameters: self.add_attribute('title', value=self._parameters['title']) # Original link into the microblog post (Supposed harmless). if 'link' in self._parameters: self.add_attribute('link', value=self._parameters['link']) # Original URL location of the microblog post (potentially malicious. if 'url' in self._parameters: if isinstance(self._parameters.get('url'), list): for i in self._parameters.get('url'): self.add_attribute('url', value=i) else: self.add_attribute('url', value=self._parameters['url']) # Archive of the original document (Internet Archive, Archive.is, etc). if 'archive' in self._parameters: if isinstance(self._parameters.get('archive'), list): for i in self._parameters.get('archive'): self.add_attribute('archive', value=i) else: self.add_attribute('archive', value=self._parameters['archive']) # Display name of the account who posted the microblog. if 'display-name' in self._parameters: self.add_attribute('display-name', value=self._parameters['display-name']) # The user ID of the microblog this post replies to. if 'in-reply-to-user-id' in self._parameters: self.add_attribute('in-reply-to-user-id', value=self._parameters['in-reply-to-user-id']) # The microblog ID of the microblog this post replies to. if 'in-reply-to-status-id' in self._parameters: self.add_attribute('in-reply-to-status-id', value=self._parameters['in-reply-to-status-id']) # The user display name of the microblog this post replies to. if 'in-reply-to-display-name' in self._parameters: self.add_attribute('in-reply-to-display-name', value=self._parameters['in-reply-to-display-name']) # The language of the post. if 'language' in self._parameters: self.add_attribute('language', value=self._parameters['language'], disable_correlation=True) # The microblog post file or screen capture. # if 'attachment' in self._parameters: # self.add_attribute('attachment', value=self._parameters['attachment']) # Type of the microblog post. type_allowed_values = ["Twitter", "Facebook", "LinkedIn", "Reddit", "Google+", "Instagram", "Forum", "Other"] if 'type' in self._parameters: if isinstance(self._parameters.get('type'), list): for i in self._parameters.get('type'): if i in type_allowed_values: self.add_attribute('type', value=i) else: if self._parameters['type'] in type_allowed_values: self.add_attribute('type', value=self._parameters['type']) # State of the microblog post. type_allowed_values = ["Informative", "Malicious", "Misinformation", "Disinformation", "Unknown"] if 'state' in self._parameters: if isinstance(self._parameters.get('state'), list): for i in self._parameters.get('state'): if i in type_allowed_values: self.add_attribute('state', value=i) else: if self._parameters['state'] in type_allowed_values: self.add_attribute('state', value=self._parameters['state']) # Username who posted the microblog post (without the @ prefix). if 'username' in self._parameters: self.add_attribute('username', value=self._parameters['username']) # == the username account verified by the operator of the microblog platform. type_allowed_values = ["Verified", "Unverified", "Unknown"] if 'verified-username' in self._parameters: if isinstance(self._parameters.get('verified-username'), list): for i in self._parameters.get('verified-username'): if i in type_allowed_values: self.add_attribute('verified-username', value=i) else: if self._parameters['verified-username'] in type_allowed_values: self.add_attribute('verified-username', value=self._parameters['verified-username']) # embedded-link. if 'embedded-link' in self._parameters: if isinstance(self._parameters.get('embedded-link'), list): for i in self._parameters.get('embedded-link'): self.add_attribute('embedded-link', value=i) else: self.add_attribute('embedded-link', value=self._parameters['embedded-link']) # embedded-safe-link if 'embedded-safe-link' in self._parameters: if isinstance(self._parameters.get('embedded-safe-link'), list): for i in self._parameters.get('embedded-safe-link'): self.add_attribute('embedded-safe-link', value=i) else: self.add_attribute('embedded-safe-link', value=self._parameters['embedded-safe-link']) # Hashtag into the microblog post. if 'hashtag' in self._parameters: if isinstance(self._parameters.get('hashtag'), list): for i in self._parameters.get('hashtag'): self.add_attribute('hashtag', value=i) else: self.add_attribute('hashtag', value=self._parameters['hashtag']) # username quoted if 'username-quoted' in self._parameters: if isinstance(self._parameters.get('username-quoted'), list): for i in self._parameters.get('username-quoted'): self.add_attribute('username-quoted', value=i) else: self.add_attribute('username-quoted', value=self._parameters['username-quoted']) # twitter post id if 'twitter-id' in self._parameters: self.add_attribute('twitter-id', value=self._parameters['twitter-id'])