Purpose and Scope This report summarizes the quantity of new ransomware samples collected, the number of compromised systems, and statistics on targeted businesses during the month of September 2026, as well as major Korean & global ransomware issues. The analysis is based on data collected through ATIP (AhnLab Threat Intelligence Platform) and AhnLab Smart Defense, […]

Purpose and Scope APT cases disclosed in September 2026 demonstrate that attacks have evolved to exploit the developer ecosystem, cloud services, and network management infrastructure as trust layers. Legitimate software installers, GitHub repositories, Microsoft 365, OneDrive, Telegram, Nostr, routers, and authentication servers were all included in the attack chain. Key Trends Supply chain attacks have […]

Purpose and Scope This report summarizes statistics on new ransomware samples, affected systems, and statistics on targeted businesses collected during the month of August 2026, as well as major Korean & Global ransomware issues. Statistics on targeted businesses were compiled based on the time when publicly available information from ransomware groups’ DLS (Dedicated Leak Sites, […]

ASEC Blog publishes Ransom & Dark Web Issues Week 4, September 2026           Metaencryptor Ransomware Attack on a South Korean Camera Module and Equipment Manufacturer Metaencryptor Ransomware Attack on a Japanese Automotive Parts Manufacturer ShinyHunters Claims Breach of a U.S. Federal Law Enforcement Agency and Theft of Sensitive Data

Note The August 2026 Dark Web Threat Actor Trend Report focuses on trends among threat actors—including hacktivists—active on the deep web and dark web. It is noted that the accuracy of some information could not be verified. Major Issues NoName057(16), BD Anonymous, and Dark Storm Team claimed responsibility for repeated DDoS attacks targeting websites of […]

The AhnLab SEcurity intelligence Center (ASEC) recently identified a phishing email campaign that disguised itself as a request to review a quote. The threat actor impersonated a sales team member at a specific overseas company and, by claiming that a previous quote needed to be revised and product versions verified, tricked recipients into opening the […]