diff --git a/clusters/rat.json b/clusters/rat.json
index d32547a..80a06ea 100644
--- a/clusters/rat.json
+++ b/clusters/rat.json
@@ -3348,7 +3348,18 @@
       },
       "uuid": "1b6a066c-50ba-4aa6-a49b-823e94e110fe",
       "value": "Caesar RAT"
+    },
+    {
+      "description": "Open-Source Remote Administration Tool For Windows C# (RAT)",
+      "meta": {
+        "refs": [
+          "https://github.com/NYAN-x-CAT/AsyncRAT-C-Sharp",
+          "https://malpedia.caad.fkie.fraunhofer.de/details/win.asyncrat"
+        ]
+      },
+      "uuid": "1b6a065c-40ba-4aa5-a46b-813e74e010fe",
+      "value": "AsyncRAT"
     }
   ],
-  "version": 28
+  "version": 29
 }