diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1b5a0776a..142a9029c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,8 @@ Changelog](https://keepachangelog.com/en/1.0.0/).
   internet access checks. #1402
 - Disused traceroute binaries. #1397
 - "Back door user" post-breach action. #1410
+- Stale code in the Windows system info collector that collected installed
+  packages and WMI info. #1389
 
 ### Fixed
 - Misaligned buttons and input fields on exploiter and network configuration
diff --git a/monkey/common/utils/wmi_utils.py b/monkey/common/utils/wmi_utils.py
deleted file mode 100644
index 25a2962f4..000000000
--- a/monkey/common/utils/wmi_utils.py
+++ /dev/null
@@ -1,30 +0,0 @@
-import sys
-
-if sys.platform.startswith("win"):
-    import pythoncom
-
-    pythoncom.CoInitialize()
-    import wmi
-
-from .mongo_utils import MongoUtils
-
-
-class WMIUtils:
-    def __init__(self):
-        # Static class
-        pass
-
-    @staticmethod
-    def get_wmi_class(class_name, moniker="//./root/cimv2", properties=None):
-        _wmi = wmi.WMI(moniker=moniker)
-
-        try:
-            if not properties:
-                wmi_class = getattr(_wmi, class_name)()
-            else:
-                wmi_class = getattr(_wmi, class_name)(properties)
-
-        except wmi.x_wmi:
-            return
-
-        return MongoUtils.fix_obj_for_mongo(wmi_class)
diff --git a/monkey/infection_monkey/system_info/windows_info_collector.py b/monkey/infection_monkey/system_info/windows_info_collector.py
index 9fb30bab2..82b41ec84 100644
--- a/monkey/infection_monkey/system_info/windows_info_collector.py
+++ b/monkey/infection_monkey/system_info/windows_info_collector.py
@@ -1,6 +1,4 @@
 import logging
-import shlex
-import subprocess
 import sys
 
 from common.common_consts.system_info_collectors_names import MIMIKATZ_COLLECTOR
@@ -10,9 +8,7 @@ from infection_monkey.system_info.windows_cred_collector.mimikatz_cred_collector
 
 sys.coinit_flags = 0  # needed for proper destruction of the wmi python module
 import infection_monkey.config  # noqa: E402
-from common.utils.wmi_utils import WMIUtils  # noqa: E402
 from infection_monkey.system_info import InfoCollector  # noqa: E402
-from infection_monkey.system_info.wmi_consts import WMI_CLASSES  # noqa: E402
 
 LOG = logging.getLogger(__name__)
 LOG.info("started windows info collector")
@@ -26,8 +22,6 @@ class WindowsInfoCollector(InfoCollector):
     def __init__(self):
         super(WindowsInfoCollector, self).__init__()
         self._config = infection_monkey.config.WormConfiguration
-        self.info["reg"] = {}
-        self.info["wmi"] = {}
 
     def get_info(self):
         """
@@ -39,7 +33,6 @@ class WindowsInfoCollector(InfoCollector):
         LOG.debug("Running Windows collector")
         super(WindowsInfoCollector, self).get_info()
         # TODO: Think about returning self.get_wmi_info()
-        self.get_installed_packages()
         from infection_monkey.config import WormConfiguration
 
         if MIMIKATZ_COLLECTOR in WormConfiguration.system_info_collector_classes:
@@ -47,23 +40,6 @@ class WindowsInfoCollector(InfoCollector):
 
         return self.info
 
-    def get_installed_packages(self):
-        LOG.info("Getting installed packages")
-
-        packages = subprocess.check_output(shlex.split("dism /online /get-packages"))
-        self.info["installed_packages"] = packages.decode("utf-8", errors="ignore")
-
-        features = subprocess.check_output(shlex.split("dism /online /get-features"))
-        self.info["installed_features"] = features.decode("utf-8", errors="ignore")
-
-        LOG.debug("Got installed packages")
-
-    def get_wmi_info(self):
-        LOG.info("Getting wmi info")
-        for wmi_class_name in WMI_CLASSES:
-            self.info["wmi"][wmi_class_name] = WMIUtils.get_wmi_class(wmi_class_name)
-        LOG.debug("Finished get_wmi_info")
-
     def get_mimikatz_info(self):
         LOG.info("Gathering mimikatz info")
         try:
diff --git a/monkey/infection_monkey/system_info/wmi_consts.py b/monkey/infection_monkey/system_info/wmi_consts.py
deleted file mode 100644
index d9b212661..000000000
--- a/monkey/infection_monkey/system_info/wmi_consts.py
+++ /dev/null
@@ -1,12 +0,0 @@
-WMI_CLASSES = {
-    "Win32_OperatingSystem",
-    "Win32_ComputerSystem",
-    "Win32_LoggedOnUser",
-    "Win32_UserAccount",
-    "Win32_UserProfile",
-    "Win32_Group",
-    "Win32_GroupUser",
-    "Win32_Product",
-    "Win32_Service",
-    "Win32_OptionalFeature",
-}