Endpoint Security

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.
Cybersecurity
Tengu Botnet Reboots Devices via Hardware Watchdog to Evade Removal
Tengu, a new Mirai-derived Linux IoT botnet, triggers device reboots via hardware watchdog when defenders kill its process, supporting 25 DDoS methods.
Cybersecurity
Flying Eagle Android RAT Leaks on Telegram, 170 C2 Servers Active
Flying Eagle Android RAT source code is on Telegram; researchers traced matching panels to 170 servers targeting Chinese users via a fake government app.
Application Security
@joyfill npm Beta Packages Deploy DEV#POPPER RAT on Import
Two @joyfill npm beta packages were compromised to deliver DEV#POPPER RAT on import, risking credential theft and persistent access on developers' machines.
Cybersecurity
ENCFORGE Ransomware Targets PyTorch, SafeTensors Model Files
Sysdig documented ENCFORGE, a Go ransomware targeting 180 AI file formats including PyTorch, SafeTensors, and GGUF, deployed by the JADEPUFFER threat operator.
CVE Vulnerability Alerts
AI-Assisted Linux Kernel CVE-2026-53264 Root Exploit Released
Lee Jia Jie used AI assistance to discover CVE-2026-53264, a Linux kernel use-after-free enabling local root escalation. A public exploit is now available.
Cybersecurity
Operation BlueDash Delivers RMM Tools via Fake Teams Lures
Operation BlueDash deploys Level RMM and ScreenConnect against enterprises through fake Microsoft Teams and Zoom pages linked to a Nigerian threat actor.
Cybersecurity
Cruciferra Crypter Combines BYOVD and Process Ghosting to Kill EDR
Cruciferra, a MaaS crypter active since fall 2025, bypasses EDR via BYOVD and Process Ghosting. TA4922, Silver Fox, and 11 malware families are linked to ...
Cybersecurity
MedusaHVNC Hides Covert Browser Sessions in Windows Desktops
BlackFog exposed MedusaHVNC, a MaaS RAT that runs browsers on a hidden Windows virtual desktop to commit banking fraud without the victim's awareness.
Cybersecurity
TELESHIM Backdoor Hits Middle East Governments via Telegram C2
Zscaler ThreatLabz uncovered TELESHIM, MIXEDKEY, and BINDCLOAK — three new malware families an East Asia-linked APT used against Middle Eastern governments.