* [Blog](https://www2.paloaltonetworks.com/blog) * [Palo Alto Networks](https://www2.paloaltonetworks.com/blog/corporate) * Threat Prevention # Palo Alto Networks ## Threat Prevention [![最新サイバー脅威を読み解く: ClickFix, Muddled Libra, Unit 42のアトリビューション フレームワーク](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2025/10/DSC03925.jpg)](https://www2.paloaltonetworks.com/blog/2025/10/decoding-cyberthreats/?lang=ja) [最新サイバー脅威を読み解く: ClickFix, Muddled Libra, Unit 42のアトリビューション フレームワーク \-----------------------------------------------------------------](https://www2.paloaltonetworks.com/blog/2025/10/decoding-cyberthreats/?lang=ja) 1. はじめに [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown) [Threat Intelligence](https://www.paloaltonetworks.com/blog/category/threat-intelligence-2/?lang=ja&ts=markdown) [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) Oct 08, 2025 By [Suguru Ishihara](https://www.paloaltonetworks.com/blog/author/suguru-ishihara/?lang=ja&ts=markdown "Posts by Suguru Ishihara"), [Takashi Asano](https://www.paloaltonetworks.com/blog/author/takashi-asano/?lang=ja&ts=markdown "Posts by Takashi Asano") and [Ken Sasaki](https://www.paloaltonetworks.com/blog/author/ken-sasaki/?lang=ja&ts=markdown "Posts by Ken Sasaki") ## Palo Alto Networks *** ** * ** *** [Announcements](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown) *** ** * ** *** [Company \& Culture](https://www.paloaltonetworks.com/blog/category/company-culture/?ts=markdown) *** ** * ** *** [Points of View](https://www.paloaltonetworks.com/blog/category/points-of-view/?ts=markdown) *** ** * ** *** [Public Sector](https://www.paloaltonetworks.com/blog/category/public-sector/?ts=markdown) *** ** * ** *** [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown) *** ** * ** *** [Partners](https://www.paloaltonetworks.com/blog/category/partners/?ts=markdown) *** ** * ** *** ![Unit 42が提供するセキュリティコンサルティングサービスとインシデントレスポンスサービスとは？](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2025/04/GettyImages-1181558020-edit-2-scaled.jpg) [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [Unit 42が提供するセキュリティコンサルティングサービスとインシデントレスポンスサービスとは？](https://www2.paloaltonetworks.com/blog/2025/04/unit-42-japan-services/?lang=ja) 先日の年末年始休暇シーズンに入り大手企業にサイバー攻撃が相次いでいて、一時的にシステムに不具合が起きたり、サイトが閲覧しづらくなったりするなどの影響がありました。サイバーセキュリティの業界で業務に従事... Apr 18, 2025 By [Takao Suematsu](https://www.paloaltonetworks.com/blog/author/takao-suematsu/?lang=ja&ts=markdown "Posts by Takao Suematsu") ![Incident Response Report 2024に見るセキュリティ侵害のトレンド](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2024/12/incident-report-2024-thumbnail-scaled.jpg) [Cloud Native Security Platform](https://www.paloaltonetworks.com/blog/cloud-security/category/cloud-native-security-platform-ja/?lang=ja&ts=markdown), [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Data Security](https://www.paloaltonetworks.com/blog/category/data-security-ja/?lang=ja&ts=markdown), [Endpoint](https://www.paloaltonetworks.com/blog/category/endpoint/?lang=ja&ts=markdown), [IoT](https://www.paloaltonetworks.com/blog/category/iot-ja/?lang=ja&ts=markdown), [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security-ja/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown), [Use Cases](https://www.paloaltonetworks.com/blog/security-operations/category/use-cases-ja/?lang=ja&ts=markdown), [Use-Cases](https://www.paloaltonetworks.com/blog/sase/category/use-cases-ja/?lang=ja&ts=markdown) ## [Incident Response Report 2024に見るセキュリティ侵害のトレンド](https://www2.paloaltonetworks.com/blog/2024/12/incident-response-report-2024/?lang=ja) 今回のブログでは、弊社でセキュリティコンサルティング、脅威インテリジェンスサービスならびにインシデントレスポンスに従事し... Dec 22, 2024 By [Shinichi Sato](https://www.paloaltonetworks.com/blog/author/shinichi-sato/?lang=ja&ts=markdown "Posts by Shinichi Sato") ![Precision AI™ と SASE](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2024/05/GettyImages-1340683419.jpg) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [Precision AI™ と SASE](https://www2.paloaltonetworks.com/blog/2024/06/precisionai-sase/?lang=ja) サイバーセキュリティという領域にAIが到来し、攻撃側、防御側それぞれに大きなインパクトがあることは既にご存知のトレンドかと思います。攻撃はより洗練され、迅速に、すべてがゼロデイであるかのように進化、大規模化しています。こ... Jun 25, 2024 By [Kazutoshi Wada](https://www.paloaltonetworks.com/blog/author/kazutoshi-wada/?lang=ja&ts=markdown "Posts by Kazutoshi Wada") ![分析・検知結果の情報粒度により大きく変わるインシデント対応時間](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2023/09/Coding.jpg) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Endpoint](https://www.paloaltonetworks.com/blog/category/endpoint/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [分析・検知結果の情報粒度により大きく変わるインシデント対応時間](https://www2.paloaltonetworks.com/blog/2024/04/bring-mttd-and-mttr-closer-to-zero/?lang=ja) こんにちは。SEバーチャルチームの今月の脅威インテリジェンスブログを担当する金住 庸示です。普段はエンタープライズ事業本部で、業界問わず様々なお客様のセキュリティ課題の解決をお手伝いするSEとして、日... Apr 29, 2024 By [Yoji Kanazumi](https://www.paloaltonetworks.com/blog/author/yoji-kanazumi/?lang=ja&ts=markdown "Posts by Yoji Kanazumi") ![脅威情報に関するアライアンスと個別収集の自動化](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2023/06/Looking-Closely.jpg) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [脅威情報に関するアライアンスと個別収集の自動化](https://www2.paloaltonetworks.com/blog/2023/07/threat-alliance-and-external-feeds/?lang=ja) よくある脅威情報の取得ソースは、ツールベンダー独自のソース、アライアンス参画組織間で共有された情報、サイバーセキュリティの専門家や関連コミュニティで収集された公開脅威情報などでしょう。よくある脅威情報の取得ソースは、ツールベンダー独自のソー... Jul 30, 2023 By [Yusuke Hattori](https://www.paloaltonetworks.com/blog/author/yusuke-hattori/?lang=ja&ts=markdown "Posts by Yusuke Hattori") ![ASMの必要性とその先のケア](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/06/CXOs_Guide_to_Managing_Your_Attack_Surface.png) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Secure the Cloud](https://www.paloaltonetworks.com/blog/category/secure-the-cloud-2/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [ASMの必要性とその先のケア](https://www2.paloaltonetworks.com/blog/2023/06/why-we-need-asm-and-what-should-be-considered/?lang=ja) この話をするとき、よく話題にのぼるのがペネトレーション テスト(PENテスト)との比較です。ただし、ペネトレーションテストとASMには、大きく分けて2つの観点から後述する明確な違いがあります。この話をするとき、よく話題に... Jun 14, 2023 By [Daisuke Terauchi](https://www.paloaltonetworks.com/blog/author/daisuke-terauchi/?lang=ja&ts=markdown "Posts by Daisuke Terauchi") ![LockBit 3.0への注意喚起とCortexによる対策](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2023/05/Serious-Man-2-3.jpg) [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [Product Features](https://www.paloaltonetworks.com/blog/security-operations/category/product-features-ja/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown), [Use Cases](https://www.paloaltonetworks.com/blog/security-operations/category/use-cases-ja/?lang=ja&ts=markdown) ## [LockBit 3.0への注意喚起とCortexによる対策](https://www2.paloaltonetworks.com/blog/security-operations/threat-alert-cortex-vs-lockbit-3-0/?lang=ja) 本稿ではLockBit 3.0 ランサムウェアのオペレーション形態と、Cortex XDRで同ランサムウェアを防止する方法を解説します。... Jun 06, 2023 By [Ayako Kimijima](https://www.paloaltonetworks.com/blog/author/ayako-kimijima/?lang=ja&ts=markdown "Posts by Ayako Kimijima") ![「戦術的脅威インテリジェンス」の効果的活用と強化](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2023/05/iStock-1081869166.jpg) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [「戦術的脅威インテリジェンス」の効果的活用と強化](https://www2.paloaltonetworks.com/blog/2023/05/threat-intelligence/?lang=ja) 脅威の分析過程で学習する「脅威インテリジェンス」は、システムの防御レベルを向上させる非常に重要な情報です。そこで今回は、「戦略」「戦術」「運用」と大きく3つに分類される「脅威インテリジェンス」のなかでも、とりわけ多くのセキュリティ製品で予防... May 30, 2023 By [Ken Kusunoki](https://www.paloaltonetworks.com/blog/author/kkusunoki/?lang=ja&ts=markdown "Posts by Ken Kusunoki") ![知る人ぞ知る！無料ツールで作成するセキュリティレポート](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/11/Double-Checking.jpg) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [知る人ぞ知る！無料ツールで作成するセキュリティレポート](https://www2.paloaltonetworks.com/blog/2023/05/pa-and-prisma-access-slr/?lang=ja) PA-Series(ハードウェア、仮想版)やPrisma Accessを導入後、最低限の設定追加のみで運用していませんか?もちろん、製品側でシグネチャを含むコンテンツ類などは最新のものに自動でアップデートされていますが、日々変化する攻撃やI... May 14, 2023 By [Yoji Kanazumi](https://www.paloaltonetworks.com/blog/author/yoji-kanazumi/?lang=ja&ts=markdown "Posts by Yoji Kanazumi") ![ネットワークセキュリティのゲームチェンジャーとなるシグネチャに頼らない新しい防御方法](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/10/image2.png) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [ネットワークセキュリティのゲームチェンジャーとなるシグネチャに頼らない新しい防御方法](https://www2.paloaltonetworks.com/blog/2022/10/game-changing-protection-for-network-security/?lang=ja) 具体的には、悪いHTTPリクエスト(IPSのシグネチャ)、悪いURL(フィッシングやマルウェアなどのカテゴリのURLリスト)、悪いファイル(アンチウイルスのパターンファイル)、悪い... Oct 16, 2022 By [Taku Maeda](https://www.paloaltonetworks.com/blog/author/taku-maeda/?lang=ja&ts=markdown "Posts by Taku Maeda") ![ファイルレスマルウェアから考えるセキュリティ対策のあり方](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2020/07/Enterprise_SOC.jpg) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ## [ファイルレスマルウェアから考えるセキュリティ対策のあり方](https://www2.paloaltonetworks.com/blog/2022/01/fileless-malware-ttp-and-3-counter-measures/?lang=ja) 「ファイルレス」は「ファイルがない(fileless)」ことを意味します。「ファイルレスマルウェア」といえば、一般にはEXEファイルなどの実行ファイル形式ではないマルウェアを指すことが多いでしょう。かつてはファイルを利用するマルウェアが多か... Jan 26, 2022 By [Kaoru Hayashi](https://www.paloaltonetworks.com/blog/author/khayashi/?lang=ja&ts=markdown "Posts by Kaoru Hayashi") [](https://www2.paloaltonetworks.com/blog/security-operations/cortex-xpanse-finding-apache-log4j/?lang=ja) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [News and Events](https://www.paloaltonetworks.com/blog/security-operations/category/news-and-events-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [Cortex Xpanseで自社攻撃対象領域内のApache Log4jを管理する方法](https://www2.paloaltonetworks.com/blog/security-operations/cortex-xpanse-finding-apache-log4j/?lang=ja) 2021年12月9日に緊急度の高いリモートコード実行の脆弱性がが発見されました。 これはApache Log4j 2のロギングライブラリに存在する脆弱性で、通称をLog4Shellといい、インターネッ... Dec 14, 2021 By [Richa Avasthi](https://www.paloaltonetworks.com/blog/author/richa-avasthi/?lang=ja&ts=markdown "Posts by Richa Avasthi"), [Greg Heon](https://www.paloaltonetworks.com/blog/author/greg-heon/?lang=ja&ts=markdown "Posts by Greg Heon") and [Kevan Dunsmore](https://www.paloaltonetworks.com/blog/author/kevan-dunsmore/?lang=ja&ts=markdown "Posts by Kevan Dunsmore") ![log4j の脆弱性への対応を自動化・迅速化する方法](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/12/NetSec-Adhoc-Updated-Blog-Image-Resize-143071328.png) [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [log4j の脆弱性への対応を自動化・迅速化する方法](https://www2.paloaltonetworks.com/blog/security-operations/automating-speeding-your-response-to-log4j-vulnerability/?lang=ja) Cortex XSOARは、レスポンス自動化・迅速化に役立つファーストレスポンダーキットを作成しました。本稿ではそのプレイブックからいくつかの手順を紹介します。Cortex XSOARは、レスポンス自動化・迅速化に役立つファーストレスポンダ... Dec 13, 2021 By [Jane Goh](https://www.paloaltonetworks.com/blog/author/jane-goh/?lang=ja&ts=markdown "Posts by Jane Goh") ![\[2021-12-16 09:15 JST 更新\] Prisma CloudでLog4Shellの脆弱性に対応する方法: CVE-2021-44228およびCVE-2021-45046の緩和策](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/10/GettyImages-1253211227.jpg) [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [Cloud Workload Protection Platform](https://www.paloaltonetworks.com/blog/cloud-security/category/cloud-workload-protection-platform-ja/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [\[2021-12-16 09:15 JST 更新\] Prisma CloudでLog4Shellの脆弱性に対応する方法: CVE-2021-44228...](https://www2.paloaltonetworks.com/blog/cloud-security/log-4-shell-vulnerability/?lang=ja) 2021年12月9日、汎用的なJavaパッケージApache Log4j 2にリ... Dec 13, 2021 By [Ariel Zelivansky](https://www.paloaltonetworks.com/blog/author/ariel-zelivansky/?lang=ja&ts=markdown "Posts by Ariel Zelivansky"), [Elad Shuster](https://www.paloaltonetworks.com/blog/author/elad-shuster/?lang=ja&ts=markdown "Posts by Elad Shuster"), [Eran Yanay](https://www.paloaltonetworks.com/blog/author/eran-yanay/?lang=ja&ts=markdown "Posts by Eran Yanay") and [Artur Avetisyan](https://www.paloaltonetworks.com/blog/author/artur-avetisyan/?lang=ja&ts=markdown "Posts by Artur Avetisyan") ![Palo Alto Networks WanaCrypt0r ランサムウェア攻撃に対するプロテクション](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2016/11/blog-generic-banner-1.jpg) [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [Palo Alto Networks WanaCrypt0r ランサムウェア攻撃に対するプロテクション](https://www2.paloaltonetworks.com/blog/2018/01/palo-alto-networks-protections-wanacrypt0r-attacks/?lang=ja) 2017年5月12日金曜日、ランサムウェア（身代金要求型マルウェア）WanaCrypt0rの最新亜種による一連の攻撃が広範囲に対して始まりました。これらの攻撃はWannaCrypt... Jan 25, 2018 By [Scott Simkin](https://www.paloaltonetworks.com/blog/author/scott-simkin/?lang=ja&ts=markdown "Posts by Scott Simkin") ![Palo Alto Networks Petya ランサムウェア攻撃に対するプロテクション](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2015/10/blog-generic-banner.jpg) [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention/?lang=ja&ts=markdown) ## [Palo Alto Networks Petya ランサムウェア攻撃に対するプロテクション](https://www2.paloaltonetworks.com/blog/2017/06/palo-alto-networks-protections-petya-ransomware/?lang=ja) 2017 年 6 月 27 日、Petya ランサムウェアは、政府や重要インフラストラクチャのオペレータを含む複数の組織に影響を与え始めました。この攻撃は、2017 年 5 月の WanaCrypt0r / WanaCr... Jun 27, 2017 By [Scott Simkin](https://www.paloaltonetworks.com/blog/author/scott-simkin/?lang=ja&ts=markdown "Posts by Scott Simkin") Load more blogs ### Subscribe to the Newsletter! 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