adding "Ragnarok" ransomware and updating version

clusters/ransomware.json

@@ -14150,7 +14150,17 @@
       ],
       "uuid": "6fb1ea9e-5389-4932-8b22-c691b74b75a8",
       "value": "Sekhmet"
+    },{
+      "description": "Ragnarok is is a ransomware that targetscorporate networks in Big Game Huntingtargeted attacks. The ransomware is associated with 'double-extortion' tactic, stealing and publishing files on a data leak site (DLS).",
+      "meta": {
+        "refs": [
+          "https://malpedia.caad.fkie.fraunhofer.de/details/win.ragnarok",
+          "https://borncity.com/win/2021/03/27/tu-darmstadt-opfer-der-ragnarok-ransomware/"
+        ]
+      },
+      "uuid": "37f9b9d8-9212-11eb-a8b3-0242ac130003",
+      "value": "Ragnarok"
     }
   ],
-  "version": 94
+  "version": 95
 }