diff --git a/monkey/infection_monkey/exploit/HostExploiter.py b/monkey/infection_monkey/exploit/HostExploiter.py
index 54766d4b2..032a0564c 100644
--- a/monkey/infection_monkey/exploit/HostExploiter.py
+++ b/monkey/infection_monkey/exploit/HostExploiter.py
@@ -100,6 +100,7 @@ class HostExploiter:
         # Ideally the user should only do "check_for_interrupt()"
         if self.interrupt.is_set():
             logger.info("Exploiter has been interrupted by a stop signal from the Island")
+            self.exploit_result["error_message"] = "Exploiter has been interrupted by a stop signal from the Island"
         return self.interrupt.is_set()
 
     def post_exploit(self):
diff --git a/monkey/infection_monkey/exploit/wmiexec.py b/monkey/infection_monkey/exploit/wmiexec.py
index 1371ae9f2..a428a4759 100644
--- a/monkey/infection_monkey/exploit/wmiexec.py
+++ b/monkey/infection_monkey/exploit/wmiexec.py
@@ -15,6 +15,7 @@ from infection_monkey.utils.brute_force import (
     get_credential_string,
 )
 from infection_monkey.utils.commands import build_monkey_commandline
+from infection_monkey.utils.threading import interruptable_iter
 
 logger = logging.getLogger(__name__)
 
@@ -28,10 +29,12 @@ class WmiExploiter(HostExploiter):
     def _exploit_host(self) -> ExploiterResultData:
 
         creds = generate_brute_force_combinations(self.options["credentials"])
+        intp_creds = interruptable_iter(creds,
+                                        self.interrupt,
+                                        "WMI exploiter has been interrupted by a stop signal from the Island",
+                                        logging.INFO)
 
-        for user, password, lm_hash, ntlm_hash in creds:
-            if self.is_interrupted():
-                return self.exploit_result
+        for user, password, lm_hash, ntlm_hash in intp_creds:
 
             creds_for_log = get_credential_string([user, password, lm_hash, ntlm_hash])
             logger.debug(f"Attempting to connect to {self.host} using WMI with {creds_for_log}")
diff --git a/monkey/monkey_island/cc/ui/src/components/pages/MapPage.js b/monkey/monkey_island/cc/ui/src/components/pages/MapPage.js
index 9b4b09f4c..fa782eac7 100644
--- a/monkey/monkey_island/cc/ui/src/components/pages/MapPage.js
+++ b/monkey/monkey_island/cc/ui/src/components/pages/MapPage.js
@@ -88,8 +88,8 @@ class MapPageComponent extends AuthComponent {
       {
         method: 'POST',
         headers: {'Content-Type': 'application/json'},
-        // Python uses seconds, Date.now uses milliseconds, so convert
-        body: JSON.stringify({kill_time: Date.now() / 1000})
+        // Python uses floating point seconds, Date.now uses milliseconds, so convert
+        body: JSON.stringify({kill_time: Date.now() / 1000.0})
       })
       .then(res => res.json())
       .then(res => {this.setState({killPressed: true})});