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CosmicStrand: the discovery of a sophisticated UEFI firmware rootkit

SecureList

One of the main draws towards malware nested in such low levels of the operating system is that it is extremely difficult to detect and, in the case of firmware rootkits, will ensure a computer remains in an infected state even if the operating system is reinstalled or the user replaces the machine’s hard drive entirely.

Firmware 145
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IoT Unravelled Part 3: Security

Troy Hunt

I also looked at custom firmware and soldering and why, to my mind, that was a path I didn't need to go down at this time. Back to the bit about risks impacting data collected by IoT devices and back again to CloudPets, Context Security's piece aligned with my own story about kids' CloudPets messages being left exposed to the internet.

IoT 357
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Cr1ptT0r Ransomware targets D-Link NAS Devices and embedded systems

Security Affairs

A user reported that its D-Link DNS-320 device was infected by malicious code. The D-Link DNS-320 model is no more available for sale, one of the members of the forum explained that the firmware of its NAS was never updated and its device was exposed to WAN through ports 8080, FTP port 21, and a range of ports for port forwarding.

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StripedFly: Perennially flying under the radar

SecureList

This archive is discreetly hosted on legitimate websites, cleverly disguised as firmware binaries for enigmatic devices labeled “m100” The Bitbucket repository was created on June 21, 2018, under the account of Julie Heilman, and it remains the sole repository associated with this profile. 8, 10.0.0.0/8, 8, 100.64.0.0/10,

Malware 112
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Overview of IoT threats in 2023

SecureList

DNS changer Malicious actors may use IoT devices to target users who connect to them. A 2022 campaign known as Roaming Mantis, or Shaoye, spread an Android app whose capabilities included modifying DNS settings on Wi-Fi routers through the administration interface. The practice has not become widespread due to relative inefficiency.

IoT 91
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Types of Malware & Best Malware Protection Practices

eSecurity Planet

In 2016, the Mirai botnet attack left most of the eastern U.S. with no internet. Targeting victims over the phone, vishing is the use of Voice over Internet Protocol (VoIP), technical jargon, and ID spoofing to trick a caller into revealing sensitive information. Firmware rootkit. RAM Scraper. Rootkit Type. Description.

Malware 104
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DDoS attacks in Q4 2020

SecureList

The DTLS (Datagram Transport Layer Security) protocol is used to establish secure connections over UDP, through which most DNS queries, as well as audio and video traffic, are sent. After the attacks came to light, the manufacturer promptly released a firmware update for configuring verification of incoming requests.

DDOS 132