VB Blog

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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VB2016 paper: Debugging and monitoring malware network activities with Haka

Posted by   Martijn Grooten on   Apr 24, 2017

In their VB2016 paper, Stormshield researchers Benoît Ancel and Mehdi Talbi introduced Haka, an open-source language to monitor, debug and control malicious network traffic. Both their paper and the video recording of their presentation are now available to read/view on www.virusbulletin.com.

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VB2016 call for last-minute papers opened, discounts announced

Announcing the VB2016 call for last-minute papers and a number of discounts on the conference registration rate.
Today, we opened the call for last-minute papers for VB2016. The VB2016 conference programme is already chock-a-block with more than 40 talks on a wide range of security… https://www.virusbulletin.com/blog/2016/08/vb2016-call-last-minute-papers-opened-discounts-announced/

Guest Blog: Malicious Scripts Gaining Prevalence in Brazil

In the run up to VB2016, we invited the conference sponsors to write guest posts for our blog. In the second of this series, ESET's Matías Porolli writes about malicious Visual Basic and JavaScript gaining prevalence in Brazil.
In the run up to VB2016, we invited the conference sponsors to write guest posts for our blog. In the second of this series, ESET's Matías Porolli writes about malicious Visual… https://www.virusbulletin.com/blog/2016/07/malicious-scripts-gaining-prevalence-brazil/

Romanian university website compromised to serve Neutrino exploit kit

The website of the Carol Davila University of Medicine and Pharmacy has been compromised to inject a hidden iframe into the site's source code that serves the Neutrino exploit kit and may infect visitors with ransomware.
This blog post was written by Martijn Grooten and Adrian Luca. Like every summer, millions of prospective students around the world have been taking entry exams for the… https://www.virusbulletin.com/blog/2016/07/romanian-university-website-compromised-serve-neutrino-exploit-kit/

It's 2016. Can we stop using MD5 in malware analyses?

While there are no actually risks involved in using MD5s in malware analyses, it reinforces bad habits and we should all start using SHA-256 instead.
When a security researcher comes across a new piece of malware, the first thing he (or she) does is check the file hash to see if it has been seen, or maybe even analysed, before.… https://www.virusbulletin.com/blog/2016/07/its-2016-can-we-stop-using-md5-malware-analyses/

Throwback Thursday: Holding the Bady

In 2001, ‘Code Red’ caused White House administrators to change the IP address of the official White House website, and even penetrated Microsoft’s own IIS servers.
Last week saw the 15th anniversary of the appearance of 'Code Red' (also known as 'Bady') - the first fileless worm, which spread by exploiting a vulnerability in Microsoft IIS,… https://www.virusbulletin.com/blog/2016/07/throwback-thursday-holding-bady/

Paper: The Journey of Evasion Enters Behavioural Phase

A new paper by FireEye researcher Ankit Anubhav provides an overview of evasion techniques applied by recently discovered malware.
Anti-detection techniques are almost as old as malware itself and have developed well beyond hash busting techniques. As security products adapt their detection tools, malware… https://www.virusbulletin.com/blog/2016/07/paper-journey-evasion-enters-behavioural-phase/

Guest blog: Espionage toolkit uncovered targeting Central and Eastern Europe

Recently, ESET researchers uncovered a new espionage toolkit targeting targeting Central and Eastern Europe. They provide some details in a guest post.
In the run up to VB2016, we invited the conference sponsors to write guest posts for our blog. In the first of this series, ESET writes about the SBDH toolkit. Over the course… https://www.virusbulletin.com/blog/2016/07/guest-blog-espionage-toolkit-targeting-central-and-eastern-europe-uncovered/

Avast acquires AVG for $1.3bn

Anti-virus vendor Avast has announced the acquisition of its rival AVG for 1.3 billion US dollars.
There was interesting news in the anti-virus world yesterday, as Avast announced the acquisition of its competitor AVG. Both companies were founded in the Czech Republic and… https://www.virusbulletin.com/blog/2016/07/avast-acquires-avg-13bn/

Throwback Thursday: You Are the Weakest Link, Goodbye!

Passwords have long been a weak point in the security chain, despite efforts to encourage users to pick strong ones. 13 years ago, Martin Overton wrote an article highlighting the weakness and explaining why it is the human element that presents the bigge…
A recent survey by mobile ID provider TeleSign revealed that 72% of security professionals believe that passwords will be phased out by 2025 - in favour of behavioural biometrics… https://www.virusbulletin.com/blog/2016/07/throwback-thursday-you-are-weakest-link-goodbye/

Paper: New Keylogger on the Block

In a new paper published by Virus Bulletin, Sophos researcher Gabor Szappanos takes a look at the KeyBase keylogger, sold as a commercial product and popular among cybercriminals who use it in Office exploit kits.
Keyloggers have long been a popular tool for cybercriminals, something made worse by the fact that many of them are sold commercially. Today, we publish a paper (here as a PDF)… https://www.virusbulletin.com/blog/2016/07/paper-new-keylogger-block/

BSides Denver to take place the day after VB2016

VB2016, the 26th International Virus Bulletin conference, is an excellent reason to go to Denver, Colorado in the first week of October. But there is another reason to come to Denver: BSides Denver, which will take place the day after VB2016, on Saturday …
VB2016, the 26th International Virus Bulletin conference, is an excellent reason to visit Denver, Colorado in the first week of October this year. Of course, we are biased, but a… https://www.virusbulletin.com/blog/2016/06/bsides-denver-take-place-day-after-vb2016/

VB2015 paper: DDoS Trojan: A Malicious Concept that Conquered the ELF Format

In their VB2015 paper, Peter Kálnai and Jaromír Hořejší look at the current state of DDoS trojans forming covert botnets on unsuspecting systems. The paper provides a technical analysis of the most important malware families, focusing on infection methods…
Recently, a new trend has emerged in non-Windows DDoS attacks. Malware has evolved into complex and relatively sophisticated pieces of code, employing compression, advanced… https://www.virusbulletin.com/blog/2016/06/vb2015-paper-ddos-trojan-malicious-concept-conquered-elf-format1/

Throwback Thursday: Hyppönen, that Data Fellow / Finnish Sprayer

This week, well known and universally respected industry guru Mikko Hyppönen celebrates his 25th anniversary of working at F-Secure (formerly known as Data Fellows). VB takes a look back in the archives at two articles published in 1994: an "insight" into…
This week, well known and universally respected industry guru Mikko Hyppönen celebrates his 25th anniversary of working at F-Secure (formerly known as Data Fellows). In… https://www.virusbulletin.com/blog/2016/06/throwback-thursday-hypponen-data-fellow-finnish-sprayer/

VB2015 paper: Economic Sanctions on Malware

Financial pressure can be a proactive and potentially very effective tool in making our computer ecosystems safer. By cleverly employing various trust metrics and technologies such as digital signing, watermarking, and public-key infrastructure in strateg…
Financial pressure can be a proactive and potentially very effective tool in making our computer ecosystems safer: making attackers spend real money before they can deploy malware… https://www.virusbulletin.com/blog/2016/06/economic-sanctions-malware/

Virus Bulletin's job site for recruiters and job seekers

Virus Bulletin has relaunched its security job vacancy service and added a new section, in which job seekers can advertise their skills and experience.
Security is doing well. Not necessarily the security of your personal devices, corporate networks and critical infrastructure, but as an area to work in, IT security seems to be a… https://www.virusbulletin.com/blog/2016/05/looking-job-or-fill-vacancy-virus-bulletin-here-help/

Throwback Thursday: One_Half: The Lieutenant Commander?

In October 1994, a new multi-partite virus appeared, using some of the techniques developed by the Dark Avenger in Commander_Bomber. As if this were not enough, the One_Half virus could also encrypt vital parts of the fixed disk. Eugene Kaspersky provided…
The recently encountered Petya trojan comes as something of a blast from the past: it infects the Master Boot Record (MBR) and encrypts the Master File Table (MFT). Kaspersky… https://www.virusbulletin.com/blog/2016/05/throwback-thursday-one-half-lieutenant-commander/

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/

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