A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. BadCandy Webshell threatens unpatched Cisco IOS XE devices, warns Australian government China-linked UNC6384 exploits Windows zero-day […]
Ukrainian Oleksii Lytvynenko extradited from Ireland to US for alleged role in Conti ransomware after fleeing Ukraine in 2022. Ukrainian national Oleksii Lytvynenko (43) extradited from Ireland to the US, faces charges for alleged involvement in Conti ransomware attacks after fleeing Ukraine in 2022. The man appeared in a US court and was charged with […]
CISA warns ransomware gangs exploit CVE-2024-1086, a Linux kernel flaw in netfilter: nf_tables, introduced in 2014 and patched in Jan 2024. CISA warned that ransomware gangs are exploiting CVE-2024-1086, a high-severity Linux kernel flaw introduced in 2014 and patched in January 2024. CISA didn’t provide details about the ransomware attacks exploiting the flaw or name […]
Dentsu said its U.S. unit Merkle was hit by a cyberattack exposing staff and client data, forcing some systems offline to mitigate the security breach. Japanese multinational advertising and public relations company Dentsu, one of the largest marketing agencies in the world, announced that its U.S.-based subsidiary Merkle suffered from a cyber attack that exposed […]
Threat Fabric researchers spotted Herodotus Android malware mimicking human typing with random delays to evade detection. Threat Fabric found a new Android malware, named Herodotus, which mimics human typing by adding random delays to evade detection. Herodotus allows operators to takeover devices and bypass behaviour biometrics detection, it is offered as a malware-as-a-service (MaaS). The researchers […]
A new Mirai-based IoT botnet, dubbed Aisuru, was used to launch multiple high-impact DDoS attacks exceeding 20Tb/sec and/or 4gpps. In October 2025, the Aisuru Mirai-based IoT botnet launched massive DDoS attacks of over 20Tb/sec, mainly targeting online gaming, cybersecurity firm Netscout reports. The botnet uses residential proxies to reflect HTTPS DDoS attacks. Its nodes are […]
Hackers hit Sweden’s power grid operator Svenska kraftnät, stealing data via a file transfer tool. The power grid was not affected. Hackers breached Sweden’s state-owned power grid operator Svenska kraftnät, stealing data from an isolated file transfer system. The power grid operations were not impacted by the cyber incident. The Swedish company on Monday disclosed […]
Only 23% of ransomware victims paid in Q3 2025, the lowest ever, continuing a six-year decline in payment rates, Coveware reports. Cybersecurity firm Coveware reports that only 23% of ransomware victims paid attackers in Q3 2025, the lowest rate ever recorded. The researchers note this continues a six-year decline in payment rates. After 28% of […]
Safepay group claims the hack of professional video surveillance provider Xortec and added the company to its data leak site. The Safepay group claimed responsibility for hacking German video surveillance provider Xortec and listed the company on its data leak site. The ransomware payment deadline is October 27, 2025. Xortec GmbH, based in Frankfurt with […]
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter TikTok videos continue to push infostealers in ClickFix attacks 131 Spamware Extensions Targeting WhatsApp Flood Chrome Web Store Salty Much: Darktrace’s view on a recent Salt Typhoon intrusion Shifts in the Underground: The Impact […]