VB Blog

Virus Bulletin to sponsor BSides London

Posted by   Martijn Grooten on   Jun 1, 2017

Virus Bulletin is proud to be a Silver sponsor of BSides London next week; we look forward to the event and to meeting many security professionals.

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VB2016 video: Last-minute paper: Malicious proxy auto-configs: an easy way to harvest banking credentials

Posted by   Martijn Grooten on   May 30, 2017

In a VB2016 last-minute presentation, Jaromír Horejší and Jan Širmer looked at Retefe, a trojan that has targeted banks in several European countries and used malicious proxy auto-config filesto redirect users' traffic to a server controlled by the attackers. A recording of their presentation is now available to view on our YouTube channel.

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WannaCry shows we need to understand why organizations don't patch

Posted by   Martijn Grooten on   May 17, 2017

Perhaps the question we should be asking about WannaCry is not "why do so many organizations allow unpatched machines to exist on their networks?" but "why doesn't patching work reasonably well most of the time?"

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Modern security software is not necessarily powerless against threats like WannaCry

Posted by   Martijn Grooten on   May 15, 2017

The WannaCry ransomware has affected many organisations around the world, making it probably the worst and most damaging of its kind. But modern security is not necessarily powerless against such threats.

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Throwback Thursday: CARO: A personal view

Posted by   Helen Martin on   May 11, 2017

This week sees the 11th International CARO Workshop taking place in Krakow, Poland – a prestigious annual meeting of anti-malware and security experts. As a founding member of CARO, Fridrik Skulason was well placed, in August 1994, to shed some light on the organization, to explain in detail CARO's main activities and functions, as well as the reasons behind its strict membership regulations.

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VB2016 paper: Uncovering the secrets of malvertising

Posted by   Martijn Grooten on   May 10, 2017

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 with infinite precision and deliver such payloads as ransomware. Today, we publish a paper presented at VB2016 in Denver by Malwarebytes researchers Jérôme Segura and Chris Boyd, in which they look at the advertising ecosystem, how it is used, and at what techniques are being utilised to spread malware

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Throwback Thursday: Tools of the DDoS Trade

Posted by   Helen Martin on   May 4, 2017

As DDoS attacks become costlier to fix and continue to increase in both number and diversity, we turn back the clock to 2000, when Aleksander Czarnowski took a look at the DDoS tools of the day.

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VB2016 paper: Building a local passiveDNS capability for malware incident response

Posted by   Martijn Grooten on   May 4, 2017

At VB2016, Splunk researchers Kathy Wang and Steve Brant presented a Splunk app that can be used to locally collect passive DNS data. A recording of their presentation is now available to view on our YouTube channel.

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VB2016 video: Last-minute paper: A malicious OS X cocktail served from a tainted bottle

Posted by   Martijn Grooten on   Apr 28, 2017

In a VB2016 last-minute presentation, ESET researchers Peter Kalnai and Martin Jirkal looked at the OS X malware threats KeRanger and Keydnap, that both spread through a compromised BitTorrent client. A recording of their presentation is now available to view on our YouTube channel.

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Consumer spyware: a serious threat with a different threat model

Posted by   Martijn Grooten on   Apr 25, 2017

Consumer spyware is a growing issue and one that can have serious consequences: its use is increasingly common in domestic violence. But do our threat models consider the attacker with physical access to, and inside knowledge of the victim?

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Search blog

VB2014 paper: Quantifying maliciousness in Alexa top-ranked domains

Paul Royal looks at malware served through the most popular websites.
Paul Royal looks at malware served through the most popular websites. Though VB2014 took place nine months ago, most of the papers presented during the conference remain very… https://www.virusbulletin.com/blog/2015/06/paper-quantifying-maliciousness-alexa-top-ranked-domains/

VB2014 paper: Swipe away, we're watching you

Hong Kei Chan and Liang Huang describe the various aspects and the evolution of point-of-sale malware.
Hong Kei Chan and Liang Huang describe the various aspects and the evolution of point-of-sale malware.Since the close of the VB2014 conference in Seattle in October, we have been… https://www.virusbulletin.com/blog/2015/04/paper-swipe-away-we-re-watching-you/

Paper: a timeline of mobile botnets

Ruchna Nigam provides an overview of more than 60 mobile malware families.
Ruchna Nigam provides an overview of more than 60 mobile malware families. The rise of mobile malware is still a relatively recent thing, with the first actual mobile botnets not… https://www.virusbulletin.com/blog/2015/03/paper-timeline-mobile-botnets/

Facebook launches platform for sharing of threat intelligence

Twitter, Yahoo! amongst early participants in 'ThreatExchange'.
Twitter, Yahoo! amongst early participants in 'ThreatExchange'. When I took my first steps in the security industry, I was surprised by just how much information was shared between… https://www.virusbulletin.com/blog/2015/02/facebook-launches-platform-sharing-threat-intelligence/

VB2014 paper: P0wned by a barcode: stealing money from offline users

Fabio Assolini explains how cybercriminals are targeting boletos.
Fabio Assolini explains how cybercriminals are targeting boletos.Since the close of the VB2014 conference in Seattle in October, we have been sharing VB2014 conference papers as… https://www.virusbulletin.com/blog/2015/02/paper-p0wned-barcode-stealing-money-offline-users/

Conference review: Botconf 2014

Second edition of 'botnet fighting conference' another great success.
Second edition of 'botnet fighting conference' another great success. I had been looking forward to the second edition of the Botconf conference ever since I came back from the… https://www.virusbulletin.com/blog/2014/12/conference-review-botconf-2014/

Macro malware on the rise again

Users taught that having to enable enhanced security features is no big deal.
Users taught that having to enable enhanced security features is no big deal. When I joined Virus Bulletin almost eight years ago, macro viruses were already a thing of the past,… https://www.virusbulletin.com/blog/2014/11/macro-malware-rise-again/

VB2014 paper: Methods of malware persistence on Mac OS X

'KnockKnock' tool made available to the public.
'KnockKnock' tool made available to the public.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the presentations. Today, we… https://www.virusbulletin.com/blog/2014/10/paper-methods-malware-persistence-mac-os-x/

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/

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/

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/

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/

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: P0wned by a barcode

Fabio Assolini to speak about malware targeting boletos.
Fabio Assolini to speak about malware targeting boletos.In the weeks running up to VB2014, we will look at some of the research that will be presented at the conference. In the… https://www.virusbulletin.com/blog/2014/08/preview-p0wned-barcode/

Paper: Inside the iOS/AdThief malware

75,000 jailbroken iOS devices infected with malware that steals ad revenues.
75,000 jailbroken iOS devices infected with malware that steals ad revenues. Believing that the device or operating system you use reduces your chance of being affected by malware… https://www.virusbulletin.com/blog/2014/08/paper-inside-ios-adthief-malware/

Paper: Mayhem - a hidden threat for *nix web servers

New kind of malware has the functions of a traditional Windows bot, but can act under restricted privileges in the system.
New kind of malware has the functions of a traditional Windows bot, but can act under restricted privileges in the system. One of the main trends in malware in recent years is a… https://www.virusbulletin.com/blog/2014/07/paper-mayhem-hidden-threat-nix-web-servers/

Paper: VBA is not dead!

Gabor Szappanos looks at the resurgence of malicious VBA macros that use social engineering to activate.
Gabor Szappanos looks at the resurgence of malicious VBA macros that use social engineering to activate.Macro malware had long been assumed dead. After all, macros are disabled by… https://www.virusbulletin.com/blog/2014/07/paper-vba-not-dead/

NCA issues alert on CryptoLocker ransomware

Malware demands $1,000 ransom to decrypt files.
Malware demands $1,000 ransom to decrypt files. This weekend, the UK's National Crime Agency (NCA) issued an alert about the 'CryptoLocker' ransomware - following a similar alert… https://www.virusbulletin.com/blog/2013/11/nca-issues-alert-cryptolocker-ransomware/

Open letter asks AV companies for openness on surveillance malware

Old issue has become hot topic again following Snowden revelations.
Old issue has become hot topic again following Snowden revelations. A group of experts in privacy and digital rights has sent an open letter (pdf) to a number of anti-virus… https://www.virusbulletin.com/blog/2013/10/open-letter-asks-av-companies-openness-surveillance-malware/

Thousands of websites affected by nameserver hijack redirecting visitors to malware

DNS caching causes attack to have a long tail.
DNS caching causes attack to have a long tail. Yesterday, visitors to thousands of Dutch websites were served an 'under construction' page that, through a hidden iframe, was… https://www.virusbulletin.com/blog/2013/08/thousands-websites-affected-nameserver-hijack-redirecting-visitors-malware/

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