Dec 17, 2025Ravie LakshmananVulnerability / Malware The threat actor linked to Operation ForumTroll has been attributed to a fresh set of phishing attacks targeting individuals within Russia, according to Kaspersky. The Russian cybersecurity vendor said it detected the new activity in October 2025. The origins of the threat actor are presently unknown. “While the spring…
Nov 05, 2025Ravie LakshmananCybersecurity / Cyber Espionage A never-before-seen threat activity cluster codenamed UNK_SmudgedSerpent has been attributed as behind a set of cyber attacks targeting academics and foreign policy experts between June and August 2025, coinciding with heightened geopolitical tensions between Iran and Israel. “UNK_SmudgedSerpent leveraged domestic political lures, including societal change in Iran and…
Organizations in Ukraine have been targeted by threat actors of Russian origin with an aim to siphon sensitive data and maintain persistent access to compromised networks. The activity, according to a new report from the Symantec and Carbon Black Threat Hunter Team, targeted a large business services organization for two months and a local government…
Oct 06, 2025Ravie LakshmananEmail Security / Zero-Day A now patched security vulnerability in Zimbra Collaboration was exploited as a zero-day earlier this year in cyber attacks targeting the Brazilian military. Tracked as CVE-2025-27915 (CVSS score: 5.4), the vulnerability is a stored cross-site scripting (XSS) vulnerability in the Classic Web Client that arises as a result…
The North Korea-linked threat actors associated with the Contagious Interview campaign have been attributed to a previously undocumented backdoor called AkdoorTea, along with tools like TsunamiKit and Tropidoor. Slovak cybersecurity firm ESET, which is tracking the activity under the name DeceptiveDevelopment, said the campaign targets software developers across all operating systems, Windows, Linux, and macOS,…
The latest Gcore Radar report analyzing attack data from Q1–Q2 2025, reveals a 41% year-on-year increase in total attack volume. The largest attack peaked at 2.2 Tbps, surpassing the 2 Tbps record in late 2024. Attacks are growing not only in scale but in sophistication, with longer durations, multi-layered strategies, and a shift in target…
