def testMemoryImageLiteralMatchConditionWithSendToSocketAction(self): literal_condition = rdfvalue.MemoryCollectorCondition( condition_type=rdfvalue.MemoryCollectorCondition.Type.LITERAL_MATCH, literal_match=rdfvalue.FileFinderContentsLiteralMatchCondition( mode=rdfvalue.FileFinderContentsLiteralMatchCondition.Mode.ALL_HITS, literal="session opened for user dearjohn")) dump_option = rdfvalue.MemoryCollectorDumpOption( option_type=rdfvalue.MemoryCollectorDumpOption.Option.WITH_LOCAL_COPY, with_local_copy=rdfvalue.MemoryCollectorWithLocalCopyDumpOption( gzip=False)) flow_urn, encrypted, decrypted = self.RunWithSendToSocket( dump_option, conditions=[literal_condition]) # Check that matches are in the collection output = aff4.FACTORY.Open(self.client_id.Add(self.output_path), aff4_type="RDFValueCollection", token=self.token) self.assertEqual(len(output), 1) self.assertEqual(output[0].offset, 350) self.assertEqual(output[0].length, 52) self.assertEqual(output[0].data, "session): session opened for user " "dearjohn by (uid=0") flow_obj = aff4.FACTORY.Open(flow_urn, token=self.token) # There was a local file, so dest_path should not be empty self.assertTrue(flow_obj.state.memory_src_path is not None) # Data should be encrypted, so they're not equal self.assertNotEqual(encrypted, self.memory_dump) # Decrypted data should be equal to the memory dump self.assertEqual(decrypted, self.memory_dump)
def testMemoryImageLiteralMatchConditionWithDownloadAction(self): literal_condition = rdfvalue.MemoryCollectorCondition( condition_type=rdfvalue.MemoryCollectorCondition.Type.LITERAL_MATCH, literal_match=rdfvalue.FileFinderContentsLiteralMatchCondition( mode=rdfvalue.FileFinderContentsLiteralMatchCondition.Mode.ALL_HITS, literal="session opened for user dearjohn")) dump_option = rdfvalue.MemoryCollectorDumpOption( option_type=rdfvalue.MemoryCollectorDumpOption.Option.WITH_LOCAL_COPY, with_local_copy=rdfvalue.MemoryCollectorWithLocalCopyDumpOption( gzip=False)) flow_obj = self.RunWithDownload(dump_option, conditions=[literal_condition]) # Check that matches are in the collection output = aff4.FACTORY.Open(self.client_id.Add(self.output_path), aff4_type="RDFValueCollection", token=self.token) # First item of the collection is the BufferReference, second is the # path of the downloaded self.assertEqual(len(output), 2) self.assertEqual(output[0].offset, 350) self.assertEqual(output[0].length, 52) self.assertEqual(output[0].data, "session): session opened for user " "dearjohn by (uid=0") self.assertTrue(isinstance(output[1], rdfvalue.StatEntry)) self.assertTrue(flow_obj.state.memory_src_path is not None) self.assertEqual( flow_obj.state.downloaded_file, self.client_id.Add("fs/os").Add(flow_obj.state.memory_src_path.path)) fd = aff4.FACTORY.Open(flow_obj.state.downloaded_file, token=self.token) self.assertEqual(fd.Read(1024 * 1024), self.memory_dump)
def testDoesNothingWhenConditionDoesNotMatch(self): literal_condition = rdfvalue.MemoryCollectorCondition( condition_type=rdfvalue.MemoryCollectorCondition.Type. LITERAL_MATCH, literal_match=rdfvalue.FileFinderContentsLiteralMatchCondition( mode=rdfvalue.FileFinderContentsLiteralMatchCondition.Mode. ALL_HITS, literal="session opened for user foobar")) dump_option = rdfvalue.MemoryCollectorDumpOption( option_type=rdfvalue.MemoryCollectorDumpOption.Option. WITH_LOCAL_COPY, with_local_copy=rdfvalue.MemoryCollectorWithLocalCopyDumpOption( gzip=False)) flow_obj = self.RunWithDownload(dump_option, conditions=[literal_condition]) # Check that there are no matches with self.assertRaises(aff4.InstantiationError): aff4.FACTORY.Open(self.client_id.Add(self.output_path), aff4_type="RDFValueCollection", token=self.token) # Assert nothing got downloaded self.assertTrue("dest_path" not in flow_obj.state) self.assertTrue("downloaded_file" not in flow_obj.state)
def testMemoryImageRegexMatchConditionWithNoAction(self): regex_condition = rdfvalue.MemoryCollectorCondition( condition_type=rdfvalue.MemoryCollectorCondition.Type.REGEX_MATCH, regex_match=rdfvalue.FileFinderContentsRegexMatchCondition( mode=rdfvalue.FileFinderContentsLiteralMatchCondition.Mode.ALL_HITS, regex="session opened for user .*?john")) self.RunWithNoAction(conditions=[regex_condition]) output = aff4.FACTORY.Open(self.client_id.Add(self.output_path), aff4_type="RDFValueCollection", token=self.token) self.assertEqual(len(output), 1) self.assertEqual(output[0].offset, 350) self.assertEqual(output[0].length, 52) self.assertEqual(output[0].data, "session): session opened for user " "dearjohn by (uid=0")