Endpoint Security

Cybersecurity
Leaked DarkSword Kit Deploys GHOSTBLADE Stealer on iOS Devices
Censys found a Chinese-speaking actor using the leaked DarkSword exploit kit to deploy the GHOSTBLADE info-stealer on iOS devices and steal credentials.
Cybersecurity
DOUBLECUP ClickFix Loader Hides Malware in Browser Cache Images
The DOUBLECUP Russian loader-as-a-service uses ClickFix prompts and PNG steganography in browser cache to deliver CountLoader and the DeviceManager RAT.
Cybersecurity
Fake Roblox Xeno Executor Installers Deliver Info-Stealer RAT
Bitdefender found fake Roblox Xeno Executor installers pushing a Java RAT that steals browser data, crypto wallets, game tokens, and payment data from players.
Cybersecurity
Coldcard Firmware Flaw Linked to $88.6M Bitcoin Sweep
A Coldcard firmware flaw that sent seed generation to a software PRNG is tied to an $88.6 million Bitcoin sweep across 4,585 drained wallet addresses.
CVE Vulnerability Alerts
N-able Warns Attackers Reached Managed Endpoints via N-central Flaw
N-able warns attackers exploited CVE-2026-18577 to take over N-central servers and reach managed endpoints, planting Cloudflare tunnels for persistent access.
Cybersecurity
DPRK macOS Malvertising Uses ClickFix to Steal Wallets and Cloud Keys
North Korea-linked actors use fake macOS update pages and ClickFix prompts to deploy malware that drains crypto wallets and steals SSH, AWS, and Azure keys.
Application Security
AnySign4PC Zero-Day Watering Holes Hit 72 South Korean Organizations
A state-sponsored campaign used hacked South Korean websites to exploit an AnySign4PC zero-day and infect visitors with SIGNBT and COPPERHEDGE backdoors.
Cybersecurity
Silver Fox BYOVD Chain Deploys ValleyRAT at Japanese Manufacturer
Silver Fox used a new three-driver BYOVD attack chain and dual watchdog persistence to deliver ValleyRAT at a Japanese manufacturer through invoice lures.
Cybersecurity
Fengwo Group Ad-Fraud Uses TV Sticks That Spoof as Phones
Bitsight found generic TV streaming sticks spoofing as phones and clicking ads on AI-generated sites in a Fengwo Group ad-fraud network worth $50,000 a day.
Cybersecurity
Nimbus Manticore Deploys NightLedger Backdoor Across Three Regions
Iran-linked Nimbus Manticore deployed the new NightLedger backdoor and WebSocket tunnelers against targets in the Middle East, Africa, and South Asia.