【ブログ】
◆Big Game Hunting with Ryuk: Another Lucrative Targeted Ransomware (Crowdstrike, 2019/01/10)
https://www.crowdstrike.com/blog/big-game-hunting-with-ryuk-another-lucrative-targeted-ransomware/
【関連まとめ記事】
◆Ryuk (まとめ)
http://malware-log.hatenablog.com/entry/Ryuk