Mirai Botnet Targeting Routers and Home Devices

Alert 17, Jan 2025

The Mirai botnet has returned, this time targeting vulnerabilities in industrial routers, smart home 
devices, and DVRs. It spreads using known flaws in internet-exposed devices.

Targeted Devices: 

  • ASUS, Huawei, Neterbit, LB-Link, and Four-Faith industrial routers
  • PZT cameras
  • Kguard and Lilin DVRs, as well as generic DVRs
  • Vimar smart home devices
  • 5G/LTE devices

Recommendations: 

  • Regularly update software to patch security vulnerabilities.
  • Disable remote access to devices where possible.
  • Change default passwords to strong ones with at least 12 characters, using uppercase, lowercase, numbers, and symbols.
  • Scan your network for security gaps.

Note: You can find steps to protect your router here: 
https://www.secureverifyconnect.info/securing-your-home-wi-fi-network

References: 

https://www.csa.gov.sg/alerts-advisories/alerts/2025/al-2025-002 

https://www.bleepingcomputer.com/news/security/new-mirai-botnet-targets-industrial
routers-with-zero-day-exploits/?fbclid=IwZXh0bgNhZW0CMTEAAR3xqEgQYdW5kVB5dxsoS30gMnbBiVAXP0c6mC
KrqzQY-Q90bEiMXrtQVVo_aem_W0Wxytlx2XRUFvTt6b9ryw

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Brunei Computer Emergency Response Team (BruCERT) was established in 2004 as the national and government CERT to deal with computer-related and internet-related security incidents in Negara Brunei Darussalam.