diff --git a/clusters/rat.json b/clusters/rat.json
index 71e6b7f..d32547a 100644
--- a/clusters/rat.json
+++ b/clusters/rat.json
@@ -3338,7 +3338,17 @@
       },
       "uuid": "1b6a067c-50ba-4aa7-a59b-824e94e210fe",
       "value": "Parasite-HTTP-RAT"
+    },
+    {
+      "description": "Caesar is an HTTP-based RAT that allows you to remotely control devices directly from your browser.",
+      "meta": {
+        "refs": [
+          "https://securityonline.info/caesarrat-http-based-rat/"
+        ]
+      },
+      "uuid": "1b6a066c-50ba-4aa6-a49b-823e94e110fe",
+      "value": "Caesar RAT"
     }
   ],
-  "version": 27
+  "version": 28
 }