diff --git a/monkey/infection_monkey/monkey.py b/monkey/infection_monkey/monkey.py
index f621dc3ec..bfdbc5004 100644
--- a/monkey/infection_monkey/monkey.py
+++ b/monkey/infection_monkey/monkey.py
@@ -177,7 +177,7 @@ class InfectionMonkey:
         if firewall.is_enabled():
             firewall.add_firewall_rule()
 
-        _ = self._setup_agent_event_serializers()
+        self._agent_event_serializer_registry = self._setup_agent_event_serializers()
 
         control_channel = ControlChannel(
             self._control_client.server_address, GUID, self._control_client.proxies
@@ -221,7 +221,10 @@ class InfectionMonkey:
 
         event_queue = PyPubSubAgentEventQueue(Publisher())
         InfectionMonkey._subscribe_events(
-            event_queue, propagation_credentials_repository, self._control_client.server_address
+            event_queue,
+            propagation_credentials_repository,
+            self._control_client.server_address,
+            self._agent_event_serializer_registry,
         )
 
         puppet = self._build_puppet(propagation_credentials_repository, event_queue)
@@ -247,6 +250,7 @@ class InfectionMonkey:
         event_queue: IAgentEventQueue,
         propagation_credentials_repository: IPropagationCredentialsRepository,
         server_address: str,
+        agent_event_serializer_registry: EventSerializerRegistry,
     ):
         event_queue.subscribe_type(
             CredentialsStolenEvent,
@@ -254,7 +258,9 @@ class InfectionMonkey:
                 propagation_credentials_repository
             ),
         )
-        event_queue.subscribe_all_events(SendAllAgentEventsToIsland(server_address).send_event)
+        event_queue.subscribe_all_events(
+            SendAllAgentEventsToIsland(server_address, agent_event_serializer_registry).send_event
+        )
 
     @staticmethod
     def _get_local_network_interfaces() -> List[IPv4Interface]:
diff --git a/monkey/infection_monkey/send_all_events_to_island.py b/monkey/infection_monkey/send_all_events_to_island.py
index 4ae418d3f..3bdb08db9 100644
--- a/monkey/infection_monkey/send_all_events_to_island.py
+++ b/monkey/infection_monkey/send_all_events_to_island.py
@@ -6,6 +6,7 @@ from time import sleep
 import requests
 
 from common.common_consts.timeouts import MEDIUM_REQUEST_TIMEOUT
+from common.event_serializers import EventSerializerRegistry
 from common.event_serializers.i_event_serializer import JSONSerializable
 from common.events import AbstractAgentEvent
 
@@ -21,8 +22,11 @@ class SendAllAgentEventsToIsland:
     Sends information about the events carried out by the Agent to the Island in batches
     """
 
-    def __init__(self, server_address: str):
+    def __init__(
+        self, server_address: str, agent_event_serializer_registry: EventSerializerRegistry
+    ):
         self._server_address = server_address
+        self._agent_event_serializer_registry = agent_event_serializer_registry
 
         self._agent_events_to_island_sender = AgentEventsToIslandSender(self._server_address)
         self._agent_events_to_island_sender.start()
@@ -38,8 +42,8 @@ class SendAllAgentEventsToIsland:
         )
 
     def _serialize_event(self, event: AbstractAgentEvent):
-        # get serializer from registry and serialize
-        pass
+        serializer = self._agent_event_serializer_registry[event.__class__]
+        return serializer.serialize(event)
 
 
 class AgentEventsToIslandSender: