diff --git a/clusters/threat-actor.json b/clusters/threat-actor.json
index 7c75955..8057870 100644
--- a/clusters/threat-actor.json
+++ b/clusters/threat-actor.json
@@ -890,7 +890,6 @@
         "synonyms": [
           "Spring Dragon",
           "ST Group",
-          "Esile",
           "DRAGONFISH",
           "BRONZE ELGIN",
           "ATK1",
diff --git a/clusters/tool.json b/clusters/tool.json
index 6360346..1a4bfc1 100644
--- a/clusters/tool.json
+++ b/clusters/tool.json
@@ -8484,6 +8484,29 @@
       },
       "uuid": "f43a3828-a3b6-11ec-80e1-55a8e5815c2c",
       "value": "BadPotato"
+    },
+    {
+      "description": "The Esile campaign was named after certain strings found in the unpacked malware file that it sends out. All of the malware related to this campaign are detected as BKDR_ESILE variants.",
+      "meta": {
+        "refs": [
+          "https://www.trendmicro.com/vinfo/de/security/news/cyber-attacks/esile-targeted-attack-campaign-hits-apac-governments",
+          "https://www.trendmicro.com/vinfo/us/threat-encyclopedia/malware/esile"
+        ],
+        "synonyms": [
+          "BKDR_ESILE"
+        ]
+      },
+      "related": [
+        {
+          "dest-uuid": "32fafa69-fe3c-49db-afd4-aac2664bcf0d",
+          "tags": [
+            "estimative-language:likelihood-probability=\"likely\""
+          ],
+          "type": "used-by"
+        }
+      ],
+      "uuid": "7d34ca56-ce69-465f-b8c8-ffd02c4b619d",
+      "value": "Esile"
     }
   ],
   "version": 150