Threat analysts have discovered a new obfuscation technique used by the Hive ransomware gang, which involves IPv4 addresses and a series of conversions that eventually lead to downloading a Cobalt ...

A multi-stage malware loader known as OysterLoader has continued to evolve into early 2026, refining its command-and-control (C2) infrastructure and obfuscation methods. The C++-based threat, also ...

Since last fall, well-known backdoor malware SmokeLoader has been upgraded with a new second-stage payload dropper called CoffeeLoader that's tricked out with techniques to beat endpoint security ...

Hackers are impersonating IT staff in Microsoft Teams to trick employees into installing malware, giving attackers stealthy access to corporate networks.