Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Agenda Ransomware Deploys Linux Variant on Windows Systems Through Remote Management Tools and BYOVD Techniques Uncovering Qilin attack methods exposed through multiple cases Mem3nt0 mori – The Hacking Team is back! Insider Threats Loom […]
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 […]
Australia warns of attacks on unpatched Cisco IOS XE devices exploiting CVE-2023-20198, allowing BadCandy webshell install. The Australian Signals Directorate (ASD) warns of ongoing attacks on unpatched Cisco IOS XE devices exploiting CVE-2023-20198, allowing BadCandy webshell infections and admin takeover. “Cyber actors are installing an implant dubbed ‘BADCANDY’ on Cisco IOS XE devices that are vulnerable […]
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 […]
Russian actors, likely linked to Sandworm, targeted Ukrainian firms using LotL tactics and dual-use tools to steal data and stay hidden, says Symantec and Carbon Black. Russian threat actors, likely linked to the APT Sandworm, targeted Ukrainian organizations to steal sensitive data and maintain long-term network access, Symantec Threat Hunter Team and Carbon Black report. […]
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 […]
Kaspersky links the first Chrome zero-day of 2025 to tools used in attacks attributed to Memento Labs, formerly known as the Hacking Team. The actor behind Operation ForumTroll used the same tools seen in Dante spyware attacks. Kaspersky researchers linked the first Chrome zero-day of 2025 (CVE-2025-2783), a sandbox escape flaw, to the arsenal of […]