Securelist

• BeatBanker: A dual‑mode Android Trojan
• Exploits and vulnerabilities in Q4 2025
• Mobile malware evolution in 2025
• Arkanix Stealer: a C++ & Python infostealer
• Divide and conquer: how the new Keenadu backdoor exposed links between major Android botnets
• The game is over: when “free” comes at too high a price. What we know about RenEngine
• Spam and phishing in 2025
• Stan Ghouls targeting Russia and Uzbekistan with NetSupport RAT
• The Notepad++ supply chain attack — unnoticed execution chains and new IoCs
• Supply chain attack on eScan antivirus: detecting and remediating malicious updates