Gamaredon Exploits WinRAR to Deliver GammaWorm and GammaSteel Against Ukraine
Ravie LakshmananJun 02, 2026Threat Intelligence / Malware The Russian hacking group known as Gamaredon has been attributed to the continued...
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MuddyWater Uses DLL Side-Loading in Espionage Campaign Targeting 9 Countries
The Iranian hacking group known as MuddyWater has been linked to a new campaign affecting at least nine organizations across...
Webworm: New burrowing techniques
ESET researchers analyzed the 2025 activity of Webworm, a China-aligned APT group that started out targeting organizations in Asia, but...
Webworm: New burrowing techniques
ESET researchers analyzed the 2025 activity of Webworm, a China-aligned APT group that started out targeting organizations in Asia, but...
macOS Kernel Memory Corruption Exploit
macOS Kernel Memory Corruption Exploit A group used Anthropic’s Mythos AI model to help find a kernel memory corruption vulnerability...
AdvancedHEALTH Ransomware Claim Includes 2.3M Patient Data Lines
A ransomware gang is trying to turn a Tennessee healthcare group into a public pressure campaign. DragonForce claims it stole...
Turla Turns Kazuar Backdoor Into Modular P2P Botnet for Persistent Access
Ravie LakshmananMay 15, 2026Botnet / Threat Intelligence The Russian state-sponsored hacking group known as Turla has transformed its custom backdoor...
Ghostwriter Targets Ukrainian Government With Geofenced PDF Phishing, Cobalt Strike
The Belarus-aligned threat group known as Ghostwriter has been attributed to a fresh set of attacks targeting governmental organizations in...
MuddyWater Uses Microsoft Teams to Steal Credentials in False Flag Ransomware Attack
The Iranian state-sponsored hacking group known as MuddyWater (aka Mango Sandstorm, Seedworm, and Static Kitten) has been attributed to a...
ScarCruft Hacks Gaming Platform to Deploy BirdCall Malware on Android and Windows
Ravie LakshmananMay 05, 2026Cyber Espionage / Surveillance The North Korea-aligned state-sponsored hacking group known as ScarCruft has compromised a video...
Silver Fox Deploys ABCDoor Malware via Tax-Themed Phishing in India and Russia
Ravie LakshmananMay 04, 2026Malware / Network Security The China-based cybercrime group known as Silver Fox has been linked to a...
GopherWhisper: A burrow full of malware
ESET Research ESET Research has discovered a new China-aligned APT group that we’ve named GopherWhisper, which targets Mongolian governmental institutions...
GopherWhisper: A burrow full of malware
ESET Research ESET Research has discovered a new China-aligned APT group that we’ve named GopherWhisper, which targets Mongolian governmental institutions...
Smashing Security podcast #463: This AI company leaked its own code. It’s also built something terrifying
A hacking group claims to have broken into the flood defence system protecting Venice’s Piazza San Marco – and is...
Smashing Security podcast #463: This AI company leaked its own code. It’s also built something terrifying
A hacking group claims to have broken into the flood defence system protecting Venice’s Piazza San Marco – and is...
