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3 ways DNS filtering can save SMBs from cyberattacks

Malwarebytes

That’s where DNS filtering comes in. But first, DNS in a nutshell. So normally, every time your customer types in your web address, their computer makes a request to a DNS server. The DNS server, in turn, tells the computer where to go. But which web-based cyberthreats in particular does DNS filtering stop, you ask?

DNS 81
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Malvertising Is a Cybercrime Heavyweight, Not an Underdog

SecureWorld News

To set such a stratagem in motion, cybercriminals poison legitimate websites with ads that lead to shady URLs or download malicious code camouflaged as something harmless. If a user gets on the hook, they are redirected to a landing page or prompted to download an ostensibly innocuous file.

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InvisiMole group targets military sector and diplomatic missions in Eastern Europe

Security Affairs

The group was first spotted by ESET in 2018, when the experts detected a sophisticated piece of spyware, tracked as InvisiMole, used in targeted attacks in Russia and Ukraine in the previous five years. The attack chain begins with the deployment of a TCP downloader that fetches the next stage payload.

DNS 82
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IT threat evolution Q3 2023

SecureList

For most implants, the threat actor uses similar implementations of DLL hijacking (often associated with ShadowPad malware) and memory injection techniques, along with the use of RC4 encryption to hide the payload and evade detection. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications.

Malware 91
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Security Affairs newsletter Round 418 by Pierluigi Paganini – International edition

Security Affairs

Twitter confirmed that a security incident publicly exposed Circle tweets FBI seized other domains used by the shadow eBook library Z-Library WordPress Advanced Custom Fields plugin XSS exposes +2M sites to attacks Fortinet fixed two severe issues in FortiADC and FortiOS Pro-Russia group NoName took down multiple France sites, including the French (..)

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The Zero Click, Zero Day iMessage Attack Against Journalists

SecureWorld News

Pegasus spyware is a phone surveillance solution that enables customers to remotely exploit and monitor devices. From these communications, there was a total of 270.16MB of upload, and 15.15MB of download, and each IP returned a valid TLS certificate for bananakick.net. Spyware attacks becoming harder to detect.

Spyware 52
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IT threat evolution in Q2 2023

SecureList

The attackers were able to embed malicious code into the libffmpeg media processing library to download a payload from their servers. If the target opened the document and enabled the macros, a malicious script would extract the embedded downloader and load it with specific parameters.

Malware 73