diff --git a/clusters/ransomware.json b/clusters/ransomware.json
index 8331c35..d1f599c 100644
--- a/clusters/ransomware.json
+++ b/clusters/ransomware.json
@@ -24381,7 +24381,8 @@
           "https://www.varonis.com/blog/alphv-blackcat-ransomware",
           "https://www.intrinsec.com/alphv-ransomware-gang-analysis",
           "https://unit42.paloaltonetworks.com/blackcat-ransomware/",
-          "https://www.cyber.gov.au/acsc/view-all-content/advisories/2022-004-acsc-ransomware-profile-alphv-aka-blackcat"
+          "https://www.cyber.gov.au/acsc/view-all-content/advisories/2022-004-acsc-ransomware-profile-alphv-aka-blackcat",
+          "https://www.microsoft.com/en-us/security/blog/2022/06/13/the-many-lives-of-blackcat-ransomware/"
         ],
         "synonyms": [
           "ALPHV",
@@ -24724,7 +24725,7 @@
         "ransomnotes": [
           "Your data are stolen and encrypted\nThe data will be published on TOR website if you do not pay the ransom\nYou can contact us and decrypt one file for free on this TOR site (you should download and install TOR browser first https://torproject.org) https://aazsbsgya565y1u2c6Lay6yfiebkcbtvvcytyolt33s77xypi7nypxyd.onion/ \n\nYour company id for log in: [REDACTED]"
         ],
-        "ransomnotes-files": [
+        "ransomnotes-filenames": [
           "readme.txt"
         ],
         "ransomnotes-refs": [
diff --git a/clusters/threat-actor.json b/clusters/threat-actor.json
index c5d73f0..3aa75c7 100644
--- a/clusters/threat-actor.json
+++ b/clusters/threat-actor.json
@@ -9943,7 +9943,28 @@
       },
       "uuid": "171d0590-be92-443f-addb-af5dc2a8034d",
       "value": "Evasive Panda"
+    },
+    {
+      "description": "A Russia-linked threat actor tracked as TAG-53 is running phishing campaigns impersonating various defense, aerospace, and logistic companies, according to The Record by Recorded Future. Recorded Future’s Insikt Group identified overlaps with a threat actor tracked by other companies as Callisto Group, COLDRIVER, and SEABORGIUM.",
+      "meta": {
+        "refs": [
+          "https://blog.knowbe4.com/russian-threat-actor-impersonates-aerospace-and-defense-companies",
+          "https://www.recordedfuture.com/exposing-tag-53-credential-harvesting-infrastructure-for-russia-aligned-espionage-operations?utm_campaign=PostBeyond&utm_source=Twitter&utm_medium=359877&utm_term=Exposing+TAG-53%E2%80%99s+Credential+Harvesting+Infrastructure+Used+for+Russia-Aligned+Espionage+Operations",
+          "https://go.recordedfuture.com/hubfs/reports/cta-2022-1205.pdf"
+        ]
+      },
+      "related": [
+        {
+          "dest-uuid": "fbd279ab-c095-48dc-ba48-4bece3dd5b0f",
+          "tags": [
+            "estimative-language:likelihood-probability=\"likely\""
+          ],
+          "type": "overlaps"
+        }
+      ],
+      "uuid": "e5865ca1-ec95-43e2-954a-d0f3507a9747",
+      "value": "TAG-53"
     }
   ],
-  "version": 255
+  "version": 256
 }