Update threat-actor.json

TA542

clusters/threat-actor.json

@@ -7055,6 +7055,7 @@
           "https://www.crowdstrike.com/blog/big-game-hunting-with-ryuk-another-lucrative-targeted-ransomware/",
           "https://www.crowdstrike.com/blog/meet-crowdstrikes-adversary-of-the-month-for-february-mummy-spider/",
           "https://www.proofpoint.com/us/threat-insight/post/threat-actor-profile-ta542-banker-malware-distribution-service",
+          "https://www.proofpoint.com/us/blog/threat-insight/comprehensive-look-emotets-summer-2020-return",
           "https://www.secureworks.com/research/threat-profiles/gold-crestwood"
         ],
         "synonyms": [
@@ -8335,5 +8336,5 @@
       "value": "GALLIUM"
     }
   ],
-  "version": 173
+  "version": 174
 }