add operation soft cell

clusters/threat-actor.json

@@ -7744,7 +7744,17 @@
       },
       "uuid": "5cd95926-0098-435e-892d-9c9f61763ad7",
       "value": "LookBack"
+    },
+    {
+      "description": "In 2018, the Cybereason Nocturnus team identified an advanced, persistent attack targeting global telecommunications providers carried out by a threat actor using tools and techniques commonly associated with Chinese-affiliated threat actors, such as APT10.  This multi-wave attacks focused on obtaining data of specific, high-value targets and resulted in a complete takeover of the network.",
+      "meta": {
+        "refs": [
+          "https://www.cybereason.com/blog/operation-soft-cell-a-worldwide-campaign-against-telecommunications-providers"
+        ]
+      },
+      "uuid": "8dda51ef-9a30-48f7-b0fd-5b6f0a62262d",
+      "value": "Operation Soft Cell"
     }
   ],
-  "version": 135
+  "version": 136
 }