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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 144
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Some Zyxel devices can be hacked via DNS requests

Security Affairs

Experts at SEC Consult discovered several security issues in various Zyxel devices that allow to hack them via unauthenticated DNS requests. The first issue is an information disclosure flaw via unauthenticated external DNS requests that affect Zyxel devices from the USG, UAG, ATP, VPN and NXC series. ” reads the advisory.

DNS 77
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NAME:WRECK, a potential IoT trainwreck

Malwarebytes

A set of vulnerabilities has been found in the way a number of popular TCP/IP stacks handle DNS requests. Yes, the researchers found 9 DNS-related vulnerabilities that have the potential to allow attackers to take targeted devices offline or to gain control over them. Basically, you could say DNS is the phonebook of the internet.

IoT 68
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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 358
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Unauthenticated RCE can allow hacking DrayTek Vigor routers without user interaction

Security Affairs

“The attack can be performed without user interaction if the management interface of the device has been configured to be internet facing. All the affected models have a patched firmware available for download on the vendor’s website.” ” reads the advisory published by Trellix. ” continues the analysis.

Hacking 98
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StripedFly: Perennially flying under the radar

SecureList

If the PowerShell is not present, the malware generates a hidden file with MZ-PE loader with a randomized name located in % APPDATA % directory. If administrative rights are present, its ether executes a PowerShell script that creates two task scheduler entries with GUID-like names and with different triggers. 8, 10.0.0.0/8,

Malware 107
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Remotely Accessing Secure Kali Pi

Kali Linux

To enable wireless support, we need to find: The kernel Wi-Fi modules that need to be in the initramfs (Depends on hardware) The Wi-Fi firmware files that need to be in the initramfs (Depends on hardware) The Wireless interface name (Kali defaults to: wlan0 ) Additional packages to increase functionally. bin firmware: brcm/brcmfmac*-sdio.*.txt