Source code for plaso.parsers.sqlite_plugins.android_webview

"""SQLite parser plugin for Android WebView database files."""

from dfdatetime import java_time as dfdatetime_java_time
from dfdatetime import semantic_time as dfdatetime_semantic_time

from plaso.containers import events
from plaso.lib import cookie_plugins_helper
from plaso.parsers import sqlite
from plaso.parsers.sqlite_plugins import interface


[docs] class AndroidWebViewCookieEventData(events.EventData): """Android WebView cookie event data. Attributes: cookie_name (str): name of the cookie. data (str): data stored in the cookie. expiration_time (dfdatetime.DateTimeValues): date and time the cache entry expires. host (str): host that set the cookie. offset (str): identifier of the row, from which the event data was extracted. path (str): path for which the cookie was set. query (str): SQL query that was used to obtain the event data. secure (bool): True if the cookie should only be transmitted over a secure channel. url (str): URL of the cookie. """ DATA_TYPE = "android:webview:cookie"
[docs] def __init__(self): """Initializes event data.""" super().__init__(data_type=self.DATA_TYPE) self.cookie_name = None self.data = None self.expiration_time = None self.host = None self.offset = None self.path = None self.query = None self.secure = None self.url = None
[docs] class AndroidWebViewPlugin( interface.SQLitePlugin, cookie_plugins_helper.CookiePluginsHelper ): """SQLite parser plugin for Android WebView database files.""" NAME = "android_webview" DATA_FORMAT = "Android WebView SQLite database file" REQUIRED_STRUCTURE = { "android_metadata": frozenset([]), "cookies": frozenset( ["_id", "name", "value", "domain", "expires", "path", "secure"] ), } QUERIES = frozenset( [ ( "SELECT _id, name, value, domain, expires, path, secure FROM cookies", "ParseCookieRow", ) ] ) SCHEMAS = [ { "android_metadata": ("CREATE TABLE android_metadata (locale TEXT)"), "cookies": ( "CREATE TABLE cookies (_id INTEGER PRIMARY KEY, name TEXT, value " "TEXT, domain TEXT, path TEXT, expires INTEGER, secure INTEGER)" ), "formdata": ( "CREATE TABLE formdata (_id INTEGER PRIMARY KEY, urlid INTEGER, " "name TEXT, value TEXT, UNIQUE (urlid, name, value) ON CONFLICT " "IGNORE)" ), "formurl": ("CREATE TABLE formurl (_id INTEGER PRIMARY KEY, url TEXT)"), "httpauth": ( "CREATE TABLE httpauth (_id INTEGER PRIMARY KEY, host TEXT, realm " "TEXT, username TEXT, password TEXT, UNIQUE (host, realm) ON " "CONFLICT REPLACE)" ), "password": ( "CREATE TABLE password (_id INTEGER PRIMARY KEY, host TEXT, " "username TEXT, password TEXT, UNIQUE (host, username) ON CONFLICT " "REPLACE)" ), } ]
[docs] def ParseCookieRow(self, parser_mediator, query, row, **unused_kwargs): """Parses a row from the database. Args: parser_mediator (ParserMediator): mediates interactions between parsers and other components, such as storage and dfVFS. query (str): query that created the row. row (sqlite3.Row): row. """ query_hash = hash(query) cookie_name = self._GetRowValue(query_hash, row, "name") cookie_data = self._GetRowValue(query_hash, row, "value") path = self._GetRowValue(query_hash, row, "path") timestamp = self._GetRowValue(query_hash, row, "expires") if timestamp: date_time = dfdatetime_java_time.JavaTime(timestamp=timestamp) else: date_time = dfdatetime_semantic_time.SemanticTime("Infinity") hostname = self._GetRowValue(query_hash, row, "domain") if hostname.startswith("."): hostname = hostname[1:] secure = self._GetRowValue(query_hash, row, "secure") # The WebView database stores the secure flag as a integer type, # but we represent it as a boolean. secure = secure != 0 if secure: scheme = "https" else: scheme = "http" url = f"{scheme:s}://{hostname:s}{path:s}" event_data = AndroidWebViewCookieEventData() event_data.cookie_name = cookie_name event_data.data = cookie_data event_data.expiration_time = date_time event_data.host = hostname event_data.offset = self._GetRowValue(query_hash, row, "_id") event_data.path = path event_data.query = query event_data.secure = secure event_data.url = url parser_mediator.ProduceEventData(event_data) self._ParseCookie(parser_mediator, cookie_name, cookie_data, url)
sqlite.SQLiteParser.RegisterPlugin(AndroidWebViewPlugin)