VB Blog

We are more ready for IPv6 email than we may think

Posted by   Martijn Grooten on   Jun 21, 2018

Though IPv6 is gradually replacing IPv4 on the Internet's network layer, email is lagging behind, the difficulty in blocking spam sent over IPv6 cited as a reason not to move. But would we really have such a hard time blocking spam sent over IPv6?

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Subtle change could see a reduction in installation of malicious Chrome extensions

Posted by   Martijn Grooten on   Jun 13, 2018

Google has made a subtle change to its Chrome browser, banning the inline installation of new extensions, thus making it harder for malware authors to trick users into unwittingly installing malicious extensions.

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Paper: EternalBlue: a prominent threat actor of 2017–2018

Posted by   Martijn Grooten on   Jun 11, 2018

We publish a paper by researchers from Quick Heal Security Labs in India, who study the EternalBlue and DoublePulsar exploits in full detail.

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'North Korea' a hot subject among VB2018 talks

Posted by   Virus Bulletin on   Jun 1, 2018

Several VB2018 papers deal explicitly or implicitly with threats that have been attributed to North Korean actors.

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Expired domain led to SpamCannibal's blacklist eating the whole world

Posted by   Martijn Grooten on   May 31, 2018

The domain of the little-used SpamCannibal DNS blacklist had expired, resulting in it effectively listing every single IP address.

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MnuBot banking trojan communicates via SQL server

Posted by   Martijn Grooten on   May 30, 2018

Researchers at IBM X-Force have discovered MnuBot, a banking trojan targeting users in Brazil, which is noteworthy for using SQL Server for command and control communication.

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Throwback Thursday: Giving the EICAR test file some teeth

Posted by   Martijn Grooten on   May 24, 2018

The 68-byte EICAR test file plays as important a role today as it did 19 years ago. In this week's Throwback Thursday we look back at a VB99 conference paper in which Randy Abrams described how this 'miracle tool' worked and how it could be used.

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XMRig used in new macOS cryptominer

Posted by   Martijn Grooten on   May 23, 2018

A new piece of cryptocurrency-mining malware on macOS has been found to use the popular XMRig miner.

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Tendency for DDoS attacks to become less volumetric fits in a wider trend

Posted by   Martijn Grooten on   May 22, 2018

CDN provider Cloudflare reports an increase in DDoS attacks targeting layer 7 and focusing on exhausting server resources rather than sending large volumes of data. This fits in a wider trend.

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Turkish Twitter users targeted with mobile FinFisher spyware

Posted by   Martijn Grooten on   May 15, 2018

Through fake social media accounts, users were tricked into installing an Android application that was actually a mobile version of the FinFisher spyware.

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Search blog

VB2017 paper: Exploring the virtual worlds of advergaming

At VB2017 in Madrid, Malwarebytes' Chris Boyd presented a paper in which he looked at various aspects of advergaming, from unreadable EULAs to fake programs that promise to block ads. Today, we publish both the paper and the recording of Chris's presentat…
At VB2016 in Denver, Malwarebytes researchers Jérôme Segura and Chris Boyd presented a paper on malicious advertising, or malvertising. At the end of the paper, as they looked at… https://www.virusbulletin.com/blog/2018/04/vb2017-paper-exploring-virtual-worlds-advergaming/

VB2016 paper: Uncovering the secrets of malvertising

Malicious advertising, a.k.a. malvertising, has evolved tremendously over the past few years to take a central place in some of today’s largest web-based attacks. It is by far the tool of choice for attackers to reach the masses but also to target them wi…
In his VB2014 paper, Bromium researcher Vadim Kotov sketched the possibilities for malicious actors to use web ads to spread exploit kits. Unsurprisingly, malicious actors also… https://www.virusbulletin.com/blog/2017/may/vb2016-paper-uncovering-secrets-malvertising/

VB2016 preview: Uncovering the Secrets of Malvertising

Malvertising, in which legitimate ad networks are abused to silently infect users with malware, has become a real plague in recent years. A VB2016 paper by Malwarebytes researchers Jérôme Segura and Chris Boyd will look at the issue.
Two years ago, at VB2014, Bromium researcher Vadim Kotov presented a paper in which he looked at various possibilities for cybercriminals to leverage ad networks to spread… https://www.virusbulletin.com/blog/2016/september/vb2016-preview-uncovering-secrets-malvertising/

Advertisements on Blogspot sites lead to support scam

Support scam pop-ups presented through malicious advertisements show that, next to vulnerable end points, gullible users remain an easy source of money for online criminals.
In our research for the VBWeb tests, in which we measure the ability of security products to block malicious web traffic, we recently noticed some sites hosted on Google's… https://www.virusbulletin.com/blog/2016/05/advertisements-blogspot-sites-lead-support-scam/

Let's Encrypt certificate used in malversiting

We'd better get used to a world where malicious traffic is encrypted too.
We'd better get used to a world where malicious traffic is encrypted too. According to some people, myself included, Let's Encrypt was one of the best things that happened to the… https://www.virusbulletin.com/blog/2016/01/let-s-encrypt-certificate-used-malversiting/

Adobe to patch Flash Player zero-day next week

Patch due next week as malvertising leads to Bedep trojan downloader.
Patch due next week as malvertising leads to Bedep trojan downloader. As the news of a zero-day vulnerability in Adobe's Flash Player actively being exploited reached the security… https://www.virusbulletin.com/blog/2015/01/adobe-patch-flash-player-zero-day-next-week/

VB2014 paper: Optimized mal-ops. Hack the ad network like a boss

Why buying ad space makes perfect sense for those wanting to spread malware.
Why buying ad space makes perfect sense for those wanting to spread malware.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the… https://www.virusbulletin.com/blog/2014/11/paper-optimized-mal-ops-hack-ad-network-boss/

Malicious ads served on java.com

If you do need to run plug-ins, make sure you enable click-to-play.
If you do need to run plug-ins, make sure you enable click-to-play. Last week, we published a blog previewing the VB2014 paper 'Optimized mal-ops. Hack the ad network like a boss'… https://www.virusbulletin.com/blog/2014/08/malicious-ads-served-java-com/

VB2014 preview: Optimized mal-ops. Hack the ad network like a boss

Researchers Vadim Kotov and Rahul Kashyap to discuss how advertisements are the new exploit kits.
Researchers Vadim Kotov and Rahul Kashyap to discuss how advertisements are the new exploit kits.In the weeks running up to VB2014 (the 24th Virus Bulletin International… https://www.virusbulletin.com/blog/2014/08/preview-optimized-mal-ops-hack-ad-network-boss/

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