Zarat https://blog.hatena.ne.jp/Zarat/ 4ensiX https://zarat.hatenablog.com/ LetsDefend 今回のアラート Start Playbook! Determine Suspicious Activity What Is Suspicious Activity? Who Performed the Activity? Add Artifacts End appendix 今回のアラート SOC164 - Suspicious Mshta Behavior Low reputation hta file executed via mshta.exe mshta.exeを使って怪しいhtaファイルが実行された． mshta.exe Microsoft(R) HTML アプリケーション ホスト … 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fzarat.hatenablog.com%2Fentry%2F2023%2F01%2F17%2F144003" title="LetsDefend level 1 alert SOC164 - Suspicious Mshta Behavior event-id 114 - 4ensiX" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/Z/Zarat/20230117/20230117132107.png Hatena Blog https://hatena.blog 2023-01-17 14:40:03 rich https://zarat.hatenablog.com/entry/2023/01/17/144003 1.0 100%