VB Blog

VB2019 paper: A vine climbing over the Great Firewall: a long-term attack against China

Posted by   Martijn Grooten on   Nov 28, 2019

Today we publish a VB2019 paper from Lion Gu and Bowen Pan from the Qi An Xin Threat Intelligence Center in China in which they analysed an APT group dubbed 'Poison Vine', which targeted various government, military and research institutes in China.

Read more  

VB2019 paper: Fantastic Information and Where to Find it: A guidebook to open-source OT reconnaissance

Posted by   Martijn Grooten on   Nov 22, 2019

A VB2019 paper by FireEye researcher Daniel Kapellmann Zafra explained how open source intelligence (OSINT) can be used to learn crucial details of the inner workings of many a system. Today we publish Daniel's paper and the recording of his presentation.

Read more  

VB2019 paper: Different ways to cook a crab: GandCrab Ransomware-as-a-Service (RaaS) analysed in depth

Posted by   Martijn Grooten on   Nov 21, 2019

Though active for not much longer than a year, GandCrab had been one of the most successful ransomware operations. In a paper presented at VB2019 in London, McAfee researchers John Fokker and Alexandre Mundo looked at the malware code, its evolution and the affiliate scheme behind it. Today we publish both their paper and the recording of their presentation.

Read more  

VB2019 paper: Domestic Kitten: an Iranian surveillance program

Posted by   Martijn Grooten on   Nov 18, 2019

At VB2019 in London, Check Point researchers Aseel Kayal and Lotem Finkelstein presented a paper detailing an Iranian operation they named 'Domestic Kitten' that used Android apps for targeted surveillance. Today we publish their paper and the video of their presentation.

Read more  

VB2019 video: Discretion in APT: recent APT attack on crypto exchange employees

Posted by   Martijn Grooten on   Nov 18, 2019

At VB2019 in London, LINE's HeungSoo Kang explained how cryptocurrency exchanges had been attacked using Firefox zero-days. Today, we publish the video of his presentation.

Read more  

VB2019 paper: DNS on fire

Posted by   Martijn Grooten on   Nov 7, 2019

In a paper presented at VB2019, Cisco Talos researchers Warren Mercer and Paul Rascagneres looked at two recent attacks against DNS infrastructure: DNSpionage and Sea Turtle. Today we publish their paper and the recording of their presentation.

Read more  

German Dridex spam campaign is unfashionably large

Posted by   Martijn Grooten on   Nov 6, 2019

VB has analysed a malicious spam campaign targeting German-speaking users with obfuscated Excel malware that would likely download Dridex but that mostly stood out through its size.

Read more  

Paper: Dexofuzzy: Android malware similarity clustering method using opcode sequence

Posted by   Martijn Grooten on   Nov 5, 2019

We publish a paper by researchers from ESTsecurity in South Korea, who describe a fuzzy hashing algorithm for clustering Android malware datasets.

Read more  

Emotet continues to bypass many email security products

Posted by   Martijn Grooten on   Nov 4, 2019

Having returned from a summer hiatus, Emotet is back targeting inboxes and, as seen in the VBSpam test lab, doing a better job than most other malicious campaigns at bypassing email security products.

Read more  

VB2019 paper: We need to talk - opening a discussion about ethics in infosec

Posted by   Martijn Grooten on   Nov 1, 2019

Those working in the field of infosec are often faced with ethical dilemmas that are impossible to avoid. Today, we publish a VB2019 paper by Kaspersky researcher Ivan Kwiatkowski looking at ethics in infosec as well as the recording of Ivan's presentation.

Read more  

Search blog

Conference review: AVAR 2017

Martijn Grooten reports on the 20th AVAR conference, which took place earlier in December in Beijing, China.
The first week of December was packed with security conferences, and VB2017 speakers were busy presenting their research at no fewer than four different events: FIRST in Prague,… https://www.virusbulletin.com/blog/2017/12/conference-review-avar-2017/

Conference review: Botconf 2017

Virus Bulletin researchers report back from a very interesting fifth edition of Botconf, the botnet fighting conference.
Since its first edition in 2013, the Virus Bulletin team have been big fans of Botconf, the botnet fighting conference held every year in France. This year, Virus Bulletin sent… https://www.virusbulletin.com/blog/2017/12/conference-review-botconf-2017/

VB2017 videos on attacks against Ukraine

(In)security is a global issue that affects countries around the world, but in recent years none has been so badly hit as Ukraine. Today, we publish the videos of two VB2017 talks about attacks that hit Ukraine particularly badly: a talk by Alexander Adam…
(In)security is a global problem that affects every country in the world, but in recent years, none has been as badly hit as Ukraine. The most well known malware that… https://www.virusbulletin.com/blog/2017/12/vb2017-videos-attacks-against-ukraine/

Facebook helps you determine whether emails really came from its servers

On its website, Facebook now shows which emails it has sent you recently, thus helping you to determine which emails are real, and which should be discarded as phishing.
There are many good reasons to criticize Facebook for its collecting of our personal data, but the company also deserves credit for being at the forefront when it comes to online… https://www.virusbulletin.com/blog/2017/12/facebook-helps-you-determine-whether-emails-really-came-them/

Vulnerability disclosure and botnet takedown not to be hindered by Wassenaar Arrangement

Clarification in the language of the Wassenaar Arrangement, a multilateral export control regime for conventional arms and dual-use goods and technologies, means those involved in vulnerability disclosure or botnet takedown won't have to worry about acqui…
I have never been too keen on making comparisons between (advanced) cyber attacks and conventional war, as such comparisons tend to ignore the enormous human cost that comes with… https://www.virusbulletin.com/blog/2017/12/vulnerability-disclosure-and-botnet-takedown-not-be-hindered-wassenaar-arrangement/

VB2017 paper: Nine circles of Cerber

Cerber is one of the major names in the world of ransomware, and last year, Check Point released a decryption service for the malware. Today, we publish a VB2017 paper by Check Point's Stanislav Skuratovich describing how the Cerber decryption tool worked…
Earlier this week, we published the video of a VB2017 presentation on the Spora ransomware. Spora is hardly alone in this prominent threat type though, and one of the other major… https://www.virusbulletin.com/blog/2017/12/vb2017-paper-nine-circles-cerber/

Attack on Fox-IT shows how a DNS hijack can break multiple layers of security

Dutch security firm Fox-IT deserves praise for being open about an attack on its client network. There are some important lessons to be learned about DNS security from its post-mortem.
Every company will, sooner or later, get hacked and we should judge them by how they respond. With that in mind, Fox-IT, which writes in great detail about how a DNS hijack was… https://www.virusbulletin.com/blog/2017/12/attack-fox-it-shows-how-dns-hijack-can-break-multiple-layers-security/

Throwback Thursday: BGP - from route hijacking to RPKI: how vulnerable is the Internet?

For this week's Throwback Thursday, we look back at the video of a talk Level 3's Mike Benjamin gave at VB2016 in Denver, on BGP and BGP hijacks.
Yesterday, a 'mysterious event' involving BGP, the Internet's border gateway protocol, led to the traffic to many popular websites being routed for around six minutes. BGP… https://www.virusbulletin.com/blog/2017/12/throwback-thursday-bgp-route-hijacking-rpki-how-vulnerable-internet/

Security Planner gives security advice based on your threat model

Citizen Lab's Security Planner helps you improve your online safety, based on the specific threats you are facing.
During the upcoming holiday season, many security professionals will be visiting relatives and, during their visit, being asked to fulfil the role of ad-hoc tech support. Apart… https://www.virusbulletin.com/blog/2017/12/security-planner-gives-security-advice-based-your-threat-model/

VB2017 video: Spora: the saga continues a.k.a. how to ruin your research in a week

Today, we publish the video of the VB2017 presentation by Avast researcher Jakub Kroustek and his former colleague Előd Kironský, now at ESET, who told the story of Spora, one of of the most prominent ransomware families of 2017.
First discovered at the beginning of the year, the Spora ransomware has become one of of the most prominent ransomware families of 2017, especially in Russia, a region it appears… https://www.virusbulletin.com/blog/2017/12/vb2017-video-spora-saga-continues-k-how-ruin-your-research-week/

VB2017 paper: Modern reconnaissance phase on APT – protection layer

During recent research, Cisco Talos researchers observed the ways in which APT actors are evolving and how a reconnaissance phase is included in the infection vector in order to protect valuable zero-day exploits or malware frameworks. At VB2017 in Madrid…
Targeted attack campaigns involve multiple stages, the first of which consists of collecting information about the target: the reconnaissance phase. It's an essential part of any… https://www.virusbulletin.com/blog/2017/12/vb2017-paper-modern-reconnaissance-phase-apt-protection-layer/

VB2017 paper: Peering into spam botnets

At VB2017 in Madrid, CERT Poland researchers Maciej Kotowicz and Jarosław Jedynak presented a paper detailing their low-level analysis of five spam botnets. Today we publish their full paper.
Spam continues to be an important infection vector for many malware campaigns, but while a lot of attention is paid to the payloads delivered by these campaigns – Andrew Brandt's… https://www.virusbulletin.com/blog/2017/12/vb2017-paper-peering-spam-botnets/

Throwback Thursday: Anti-malware testing undercover

We look back at the VB2016 presentation by Righard Zwienenberg (ESET) and Luis Corrons (Panda Security), in which they discussed various issues relating to anti-malware testing.
The testing of security products has been a hotly debated topic in the industry for at least the past two decades. It was, for instance, the topic of a popular VB2017 paper by… https://www.virusbulletin.com/blog/2017/11/throwback-thursdayanti-malware-testing-undercover/

Virus Bulletin relaunches VB Security Jobs Market for both employers and job seekers

As an independent body in the IT security industry, Virus Bulletin is in an ideal position to act as a global source of information both about jobs currently available in the field and about those candidates currently seeking to start or progress their ca…
We don't like dramatic headlines here at Virus Bulletin, and whether there really are one million security job openings, as is often claimed, we don't know (there probably… https://www.virusbulletin.com/blog/2017/11/virus-bulletin-relaunches-vb-security-jobs-market-both-employers-and-job-seekers/

VB2017 paper: Offensive malware analysis: dissecting OSX/FruitFly.B via a custom C&C server

At VB2017 in Madrid, macOS malware researcher Patrick Wardle presented the details of a specific piece of Mac malware, FruitFly, which he analysed through a custom C&C server - a technique that will also be of interest for researchers of malware on other …
Few readers of this blog will believe that there aren't any security issues with Apple's macOS operating system, a point made rather unsubtly by yesterday's discovery of a flaw… https://www.virusbulletin.com/blog/2017/11/vb2017-paper-offensive-malware-analysis-dissecting-osxfruitflyb-custom-cc-server/

Tizi Android malware highlights the importance of security patches for high-risk users

Researchers from Google have taken down 'Tizi', an Android malware family, that used nine already patched vulnerabilities to obtain root on infected devices.
A well-known security researcher once said: "if you purposely choose Android you are either Poor, Cheap, or really hate Apple." Android has a bad reputation in security… https://www.virusbulletin.com/blog/2017/11/tizi-android-malware-highlights-importance-security-patches-high-risk-users/

Virus Bulletin to attend AMTSO, AVAR and Botconf

Next week, Virus Bulletin researchers will be attending the AMTSO meeting and AVAR conference in Beijing, China, as well as the 5th edition of the Botconf conference in Montpellier, France.
Next week, Virus Bulletin will attend a number of important security conferences in Beijing, China and Montpellier, France.     In Beijing, security… https://www.virusbulletin.com/blog/2017/11/virus-bulletin-attend-amtso-avar-and-botconf/

VB2017 video: FinFisher: New techniques and infection vectors revealed

Today, we publish the video of the VB2017 presentation by ESET researcher Filip Kafka, who looked at recent changes in the FinFisher government malware, including its infection vectors.
Over the last few years, the infamous FinFisher government spyware (already the subject of a VB2013 paper) has done a good job of staying under the radar. Recently, however, it… https://www.virusbulletin.com/blog/2017/11/vb2017-video-finfisher-new-techniques-and-infection-vectors-revealed/

Throwback Thursday: The beginning of the end(point): where we are now and where we'll be in five years

We look back at the VB2016 presentation by Adrian Sanabria on the state of endpoint security, both now and in the future.
Over the coming weeks and months, we plan to use the Throwback Thursday slot to look back at and publish some great VB conference presentations from our archives. We start… https://www.virusbulletin.com/blog/2017/11/vb2017-video-beginning-endpoint-where-we-are-now-and-where-well-be-five-years/

We have placed cookies on your device in order to improve the functionality of this site, as outlined in our cookies policy. However, you may delete and block all cookies from this site and your use of the site will be unaffected. By continuing to browse this site, you are agreeing to Virus Bulletin's use of data as outlined in our privacy policy.