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APT Groups. From Our Analysts.

Profiles and analysis of APT groups and state-linked threat actors: who they target, which tools and techniques they use, and how to defend against them.

All471 APT Groups94 Dark Web28 Digital Risk Protection122 Fraud14 Ransomware48 Sector Analysis34 VIP Security7
Warlock Group ransomware APT card showing China attribution and SharePoint ToolShell exploitation activityAPT Groups Warlock Group: The Rise of GOLD SALEM (Storm-2603) in the Ransomware Landscape Warlock Group (GOLD SALEM / Storm-2603) is an emerging ransomware actor exploiting SharePoint ToolShell vulnerabilities to target global enterprises with double extortion tactics. Mar 18, 20266 Min DarkHotel APT group illustration representing cyber espionage targeting business travelers and enterprisesAPT Groups DarkHotel (APT-C-06 / ATK52 / DUBNIUM): The Global Espionage Network Behind Elite Cyber Intrusions DarkHotel is a South Korea-linked APT group known for evolving from hotel Wi-Fi attacks to sophisticated supply chain and cloud-based espionage operations. Mar 16, 20267 Min Kasablanka APT cyber threat actor visual card representing espionage and phishing operations targeting government and energy sectorsAPT Groups Kasablanka: The Emerging North African Cyber Threat Actor Kasablanka is an emerging cyber threat actor suspected to originate from North Africa. Active since 2021, the group evolved from hacktivism to phishing-driven espionage campaigns targeting… Mar 12, 20267 Min Cybersecurity concept showing a hacker observing a corporate building representing an attacker’s perspective of external attack surface exposure.APT Groups Looking at Your Company Through the Eyes of an Attacker: What Is an Attacker’s-Eye View? What does your organization look like from the outside? An Attacker’s-Eye View reveals exposed assets, forgotten subdomains, misconfigurations, and threat intelligence signals attackers exploit first. Mar 11, 202610 Min Turla APT group profile image representing a Russia-linked cyber espionage threat actor known for Snake malware and long-term attacks against NATO and government networks.APT Groups Turla APT: Russia’s Longstanding Cyber Espionage Powerhouse Turla is one of the most sophisticated Russian APT groups linked to the FSB. Active since the early 2000s, it conducts long-term cyber espionage campaigns using… Mar 10, 20266 Min APT19 Deep Panda China-aligned advanced persistent threat group cyber espionage illustrationAPT Groups APT19 (DEEP PANDA): A Persistent China-Aligned Espionage and Credential Theft Actor APT19 (Deep Panda) is a China-aligned advanced persistent threat group focused on credential harvesting, phishing campaigns, and long-term espionage operations targeting government, telecom, and technology organizations… Mar 09, 20267 Min HAFNIUM Silk Typhoon APT group profile card showing China-aligned cyber espionage actor targeting enterprise infrastructureAPT Groups HAFNIUM APT Group (Silk Typhoon): Exploiting the Global Attack Surface for Strategic Espionage HAFNIUM (Silk Typhoon) is a China-aligned cyber espionage group known for exploiting internet-facing enterprise infrastructure, including the large-scale Microsoft Exchange attacks that impacted organizations worldwide. Mar 06, 20267 Min Tick APT Group Bronze Butler China aligned cyber espionage threat profile APT cardAPT Groups Tick APT Group (BRONZE BUTLER): A Long-Running East Asian Cyber Espionage Actor Tick (Bronze Butler) is a long-running China-aligned APT group known for stealthy cyber espionage campaigns targeting government, defense, and technology sectors in East Asia. Mar 05, 20268 Min FishMonger APT Group card showing China-aligned cyber espionage threat actor profileAPT Groups FishMonger APT Group: A Persistent China-Aligned Cyber Espionage Actor FishMonger (AQUATIC PANDA) is a China-aligned advanced persistent threat group conducting long-term cyber espionage against government, academic, and technology sectors worldwide. Feb 28, 20268 Min Dark Caracal (G0070) APT group profile card highlighting mobile-centric espionage operations in the Middle East and North Africa.APT Groups Dark Caracal APT Group (G0070): Mobile-Centric Espionage and Regional Surveillance Dark Caracal (G0070) is a Lebanon-linked APT conducting long-term mobile surveillance operations targeting government, military, journalists, and activists across MENA. Feb 27, 20268 Min Liminal Panda China-linked cyber espionage APT group profile targeting semiconductor and AI sectorsAPT Groups LIMINAL PANDA: China’s Emerging Espionage Threat in the Semiconductor and Technology Sectors Liminal Panda is an emerging China-linked cyber-espionage actor targeting semiconductor, AI, and defense sectors through cloud-native intrusion and identity abuse techniques. Feb 26, 20268 Min Winter Vivern APT (TAG-70 / TA473) cyber espionage threat profile targeting NATO and EU governmentsAPT Groups Winter Vivern (TAG-70 / UAC-0114 / TA473): A Persistent Eastern European Cyber-Espionage Threat Targeting NATO and EU Governments Winter Vivern (TAG-70 / UAC-0114 / TA473) is a state-aligned cyber-espionage group targeting NATO and EU entities via credential harvesting, Zimbra exploitation, and persistent phishing operations. Feb 20, 20266 Min
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FAQ

About The Blog.

Last updated June 9, 2026

  • Articles on ransomware, APT groups, the dark web, digital risk protection, fraud, sector analysis and VIP security, written for security teams.

  • New articles are added several times a month. The newest come first, and every article shows its publish date.

  • Use the topic chips above the list to open one topic, or type a word in the search box. Each topic has its own page.

  • Articles draw on public sources such as CISA advisories, MITRE ATT&CK and ENISA reports. Sources are listed at the end of an article when it cites them.

  • The site feed at brandefense.io/feed/ lists new posts. The email sign-up box is on the All Resources and Reports pages.

  • Brandefense is an AI-driven threat intelligence company. Its platform covers cyber threat intelligence, digital risk protection and external attack surface management. You can request a demo on your own domain from the Request A Demo page.

  • The blog page shows 470 articles. You can open all of them or pick one topic, such as APT Groups, Dark Web, Ransomware or Fraud. Each article shows its publish date.

  • The blog describes its articles as explained by the analysts who track threats. They cover threat actors, dark web activity, ransomware and digital risk. The newest articles appear first.

  • Yes. APT Groups is one of the topic chips above the list, and it opens only the articles on that topic. The Knowledge Hub also holds profiles of threat groups.

  • The surface web is the part of the internet that search engines list. The deep web is content that search engines do not list, such as pages behind a login. The dark web needs special software to reach. The blog has an article that explains the three layers in plain words.