VB Blog

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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Hide'n'Seek IoT botnet adds persistence

Posted by   Martijn Grooten on   May 9, 2018

The Hide'n'Seek IoT botnet has received an update to make its infection persist on infected devices beyond a restart.

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Search blog

Tor exit node found to turn downloaded binaries into malware

Tor provides anonymity, not security, hence using HTTPS is essential.
Tor provides anonymity, not security, hence using HTTPS is essential. A security researcher has discovered a Tor exit node that was modifying binaries downloaded through it on the… https://www.virusbulletin.com/blog/2014/10/tor-exit-node-found-turn-downloaded-binaries-malware/

VB2014 paper: Exposing Android white collar criminals

Luis Corrons dives into the world of shady Android apps.
Luis Corrons dives into the world of shady Android apps.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the presentations.… https://www.virusbulletin.com/blog/2014/10/paper-exposing-android-white-collar-criminals/

Black Hat Europe - day 2

IPv6 versus IDPS, XSS in WYSIWYG editors, and reflected file downloads.
IPv6 versus IDPS, XSS in WYSIWYG editors, and reflected file downloads. After a busy first day, I was somewhat glad that the talks on the second day of Black Hat Europe appealed… https://www.virusbulletin.com/blog/2014/10/black-hat-europe-day-2/

Black Hat Europe - day 1

Programme packed with interesting talks.
Programme packed with interesting talks. Though the prestige of Black Hat Europe doesn't compare to that of its American parent conference, and the event certainly doesn't dominate… https://www.virusbulletin.com/blog/2014/10/black-hat-europe-day-1/

VB2014 paper: DNSSEC - how far have we come?

Nick Sullivan describes how DNSSEC uses cryptography to add authentication and integrity to DNS responses.
Nick Sullivan describes how DNSSEC uses cryptography to add authentication and integrity to DNS responses.Over the next months, we will be sharing conference papers as well as… https://www.virusbulletin.com/blog/2014/10/paper-dnssec-how-far-have-we-come/

POODLE attack forces the Internet to move away from SSL 3.0

Users and administrators urged to stop supporting the protocol, or at least to prevent downgrade attacks.
Users and administrators urged to stop supporting the protocol, or at least to prevent downgrade attacks. After Heartbleed and Shellshock, or the SSL/TLS attacks CRIME and BEAST,… https://www.virusbulletin.com/blog/2014/10/poodle-attack-forces-internet-move-away-ssl-3-0/

Report: 15 solutions achieve VBSpam award

Surprisingly, the presence of more URLs doesn't necessarily make spam easier to block.
Surprisingly, the presence of more URLs doesn't necessarily make spam easier to block. Yet again, we have good news for those who need to run a spam filter (in other words:… https://www.virusbulletin.com/blog/2014/10/report-15-solutions-achieve-vbspam-award/

Windows zero-day used in targeted attacks

Vulnerability used to download BlackEnergy trojan - as discussed during VB2014.
Vulnerability used to download BlackEnergy trojan - as discussed during VB2014. Today is going to be a busy day for system administrators: they were already on high alert following… https://www.virusbulletin.com/blog/2014/10/windows-zero-day-used-targeted-attacks/

VB2014 paper: The evolution of webinjects

Jean-Ian Boutin looks at the increased commoditization of webinjects.
Jean-Ian Boutin looks at the increased commoditization of webinjects.Virus Bulletin has always been about sharing information, and the Virus Bulletin conference is an important… https://www.virusbulletin.com/blog/2014/10/paper-evolution-webinjects/

Paper: The Hulk

Raul Alvarez studies cavity file infector.
Raul Alvarez studies cavity file infector. Most file infectors increase the length of the infected file, as the malicious code is added as a new section of the host file, or to the… https://www.virusbulletin.com/blog/2014/10/paper-hulk/

Shellshock used to spread Mayhem

Malware switched to more effective Perl installer.
Malware switched to more effective Perl installer. One of the most prominent discussion topics during VB2014 was the 'Shellshock' vulnerability (CVE-2014-6271) in the popular Bash… https://www.virusbulletin.com/blog/2014/10/shellshock-used-spread-mayhem/

October

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2014/10/

VB2014: Slides day three

Thanks all for a fantastic conference and see you in Prague... or in Denver!
Thanks all for a fantastic conference and see you in Prague... or in Denver! Two days ago, a lively panel discussion closed what we can only describe as a fantastic conference. For… https://www.virusbulletin.com/blog/2014/09/slides-day-three/

'Windigo' research wins first annual Péter Szőr award

The first of many awards to commemorate brilliant researcher.
The first of many awards to commemorate brilliant researcher. When, in November last year, we heard of the passing of Péter Szőr, we wanted to do something to keep the memory of… https://www.virusbulletin.com/blog/2014/09/windigo-research-wins-first-annual-p-ter-sz-r-award/

VB2014: Slides day two

Another day of excellent presentations.
Another day of excellent presentations. The second day of VB2014 was just as successful as the first one, and saw 22 interesting presentations, divided over two parallel streams,… https://www.virusbulletin.com/blog/2014/09/slides-day-two/

VB2014: Slides day one

Almost £1,300 donated to WWF!
Almost £1,300 donated to WWF! The inaugural Virus Bulletin conference was held in 1991, making it one of the oldest security conferences in the world. It is also one of very few… https://www.virusbulletin.com/blog/2014/09/slides-day-one/

VB2014 previews: an overview

Fourteen blog posts look ahead at the 24th Virus Bulletin conference.
Fourteen blog posts look ahead at the 24th Virus Bulletin conference. In just a few more hours, delegates will be able to collect their VB2014 badges before the conference really… https://www.virusbulletin.com/blog/2014/09/previews-overview/

VB2014 preview: Tech Support Scams 2.0: an inside look into the evolution of the classic Microsoft tech support scam

Jérôme Segura looks at recent developments in malicious cold calls.
Jérôme Segura looks at recent developments in malicious cold calls.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we are looking at some of… https://www.virusbulletin.com/blog/2014/09/preview-tech-support-scams-2-0-inside-look-evolution-classic-microsoft-tech-support-scam/

VB2014 preview: Ubiquitous Flash, ubiquitous exploits and ubiquitous mitigation

Chun Feng and Elia Florio look at exploits targeting domain memory opcode in Adobe Flash.
Chun Feng and Elia Florio look at exploits targeting domain memory opcode in Adobe Flash.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we… https://www.virusbulletin.com/blog/2014/09/preview-ubiquitous-flash-ubiquitous-exploits-and-ubiquitous-mitigation/

VB2014: frequently asked questions

Some useful information for those attending VB2014 - or those interested in attending.
Some useful information for those attending VB2014 - or those interested in attending.I haven't registered yet, but I'd like to attend. Can I still register? Yes, you can. Use our… https://www.virusbulletin.com/blog/2014/09/frequently-asked-questions/

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