Hackers Spied on a Stock Exchange Executive's Outlook Mailbox for Five Months

Unknown attackers spent at least five months inside the Outlook mailbox of a senior executive at a major global stock exchange, copying the inbox out in small, repeated batches and routing it through Dropbox and OneDrive so the traffic blended into normal cloud activity. Symantec and Carbon Black...

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 nine countries on four continents in the first quarter of 2026. The activity targeted industrial and electronics manufacturing, education and public-sector bodies, financia...

Government Backed Hackers Abuse Cloudflare in Malaysian Espionage Campaign

Government Backed Hackers abused Cloudflare storage services in a Malaysian espionage campaign involving hidden C2 systems and data exfiltration...

Turla Turns Kazuar Backdoor Into Modular P2P Botnet for Persistent Access

The Russian state-sponsored hacking group known as Turla has transformed its custom backdoor Kazuar into a modular peer-to-peer P2P botnet that's engineered for stealth and persistent access to compromised hosts. Turla, per the U.S. Cybersecurity and Infrastructure Security Agency CISA, is assess...

Kazuar: Anatomy of a nation-state botnet

In this article 1. Delivery 2. Module types 3. Botnet operations 4. Who is Secret Blizzard? 5. Mitigation and protection guidance 6. Microsoft Defender detections Kazuar, a sophisticated malware family attributed to the Russian state actor Secret Blizzard, has been under constant development for...

China-Linked Twill Typhoon Uses Fake Apple and Yahoo Sites for Espionage

A new Darktrace report reveals how Chinese hackers use fake Apple and Yahoo sites and the FDMTP malware framework to spy on organisations...

State-sponsored actors, better known as the friends you don’t want

State-sponsored actors don't break in. They log in, and they use your own tools to stay invisible for months. Responding to a state-sponsored threat is nothing like responding to ransomware, and the differences can make or break the outcome. From logging and baselines to OT segmentation and suppl...

China-Linked Hackers Target Asian Governments, NATO State, Journalists, and Activists

Cybersecurity researchers have disclosed details of a new China-aligned espionage campaign targeting government and defense sectors across South, East, and Southeast Asia, along with one European government belonging to NATO. Trend Micro has attributed the activity to a threat activity cluster it...

Mustang Panda’s New LOTUSLITE Variant Targets India Banks, South Korea Policy Circles

Cybersecurity researchers have discovered a new variant of a known malware called LOTUSLITE that's distributed via a theme related to India's banking sector. "The backdoor communicates with a dynamic DNS-based command-and-control server over HTTPS and supports remote shell access, file operations...

Threat actor abuse of AI accelerates from tool to cyberattack surface

For the last year, one word has represented the conversation living at the intersection of AI and cybersecurity: speed. Speed matters, but it’s not the most important shift we are observing across the threat landscape today. Now, threat actors from nation states to cybercrime groups are embedding...

China-Linked Red Menshen Uses Stealthy BPFDoor Implants to Spy via Telecom Networks

A long-term and ongoing campaign attributed to a China-nexus threat actor has embedded itself in telecom networks to conduct espionage against government networks. The strategic positioning activity, which involves implanting and maintaining stealthy access mechanisms within critical environments...

BPFdoor in Telecom Networks: Sleeper Cells in the Backbone

Executive overview The strategic positioning of covert access within the world’s telecommunication networks A months-long investigation by Rapid7 Labs has uncovered evidence of an advanced China-nexus threat actor, Red Menshen, placing some of the stealthiest digital sleeper cells the team has ev...

The Kill Chain Is Obsolete When Your AI Agent Is the Threat

In September 2025, Anthropic disclosed that a state-sponsored threat actor used an AI coding agent to execute an autonomous cyber espionage campaign against 30 global targets. The AI handled 80-90% of tactical operations on its own, performing reconnaissance, writing exploit code, and attempting...

Chinese Hackers Target Southeast Asian Militaries with AppleChris and MemFun Malware

A suspected China-based cyber espionage operation has targeted Southeast Asian military organizations as part of a state-sponsored campaign that dates back to at least 2020. Palo Alto Networks Unit 42 is tracking the threat activity under the moniker CL-STA-1087 , where CL refers to cluster, and...

Web Server Exploits and Mimikatz Used in Attacks Targeting Asian Critical Infrastructure

High-value organizations located in South, Southeast, and East Asia have been targeted by a Chinese threat actor as part of a years-long campaign. The activity, which has targeted aviation, energy, government, law enforcement, pharmaceutical, technology, and telecommunications sectors, has been...

Pakistan-Linked APT36 Floods Indian Govt Networks With AI-Made ‘Vibeware’

Bitdefender research reveals Pakistani group APT36 is using AI-generated vibeware and trusted cloud services like Google Sheets to target Indian officials...

Google Disrupts UNC2814 GRIDTIDE Campaign After 53 Breaches Across 42 Countries

Google on Wednesday disclosed that it worked with industry partners to disrupt the infrastructure of a suspected China-nexus cyber espionage group tracked as UNC2814 that breached at least 53 organizations across 42 countries. "This prolific, elusive actor has a long history of targeting...

China-Linked UNC3886 Targets Singapore Telecom Sector in Cyber Espionage Campaign

The Cyber Security Agency CSA of Singapore on Monday revealed that the China-nexus cyber espionage group known as UNC3886 targeted its telecommunications sector. "UNC3886 had launched a deliberate, targeted, and well-planned campaign against Singapore's telecommunications sector," CSA said. "All...

Bloody Wolf Targets Uzbekistan, Russia Using NetSupport RAT in Spear-Phishing Campaign

The threat actor known as Bloody Wolf has been linked to a campaign targeting Uzbekistan and Russia to infect systems with a remote access trojan known as NetSupport RAT. Cybersecurity vendor Kaspersky is tracking the activity under the moniker Stan Ghouls. The threat actor is known to be active...

Asian State-Backed Group TGR-STA-1030 Breaches 70 Government, Infrastructure Entities

A previously undocumented cyber espionage group operating from Asia broke into the networks of at least 70 government and critical infrastructure organizations across 37 countries over the past year, according to new findings from Palo Alto Networks Unit 42. In addition, the hacking crew has been...