VB Blog

We need to continue the debate on the ethics and perils of publishing security research

Posted by   Martijn Grooten on   Feb 9, 2018

An article by security researcher Collin Anderson reopens the debate on whether publishing threat analyses is always in the public interest.

Read more  

WordPress users urged to manually update to fix bug that prevents automatic updating

Posted by   Martijn Grooten on   Feb 8, 2018

Users of the popular WordPress content management system are urged to manually update their installation to version 4.9.4, as a bug in the previous version broke the ability to automatically install updates.

Read more  

New paper: A review of the evolution of Andromeda over the years

Posted by   Martijn Grooten on   Feb 7, 2018

The Andromeda botnet (aka Gamarue or Wauchos) has plagued Internet users for more than half a decade but, following a takedown effort and the arrest of the suspected botnet owner in December 2017, it is likely we have seen the end of it. In a new paper by Fortinet researchers Bahare Sabouri and He Xu, we look back at the evolution of Andromeda from version 2.06 to 2.10 and demonstrate both how it improved its loader to evade automatic analysis/detection and how the payload varied among the different versions.

Read more  

There is no evidence in-the-wild malware is using Meltdown or Spectre

Posted by   Martijn Grooten on   Feb 2, 2018

Reports of malware using the Meltdown or Spectre attacks are likely based on proof-of-concept code rather than files written for a malicious purpose.

Read more  

Throwback Thursday: Malware taking a bit(coin) more than we bargained for

Posted by   Martijn Grooten on   Feb 1, 2018

This Throwback Thursday, we republish the VB2012 paper by Microsoft researcher Amir Fouda, one of the earliest papers to look at malware targeting Bitcoin.

Read more  

First time speaker? Don't be afraid of submitting to the VB2018 CFP

Posted by   Martijn Grooten on   Jan 31, 2018

We especially encourage those less experienced in speaking in public to submit to the call for papers for VB2018, where we aim to provide a friendly and welcoming environment in which people can both present their own research and learn from what others have been working on.

Read more  

VB2017 paper: VirusTotal tips, tricks and myths

Posted by   Martijn Grooten on   Jan 25, 2018

At VB2017 in Madrid, security researcher Randy Abrams presented an overview of the VirusTotal service and then went on to bust several of the persistent myths that surround it. Today we publish both Randy's paper and the recording of his presentation.

Read more  

Healthcare CERTs highlight the need for security guidance for specific sectors

Posted by   Martijn Grooten on   Jan 24, 2018

A new computer emergency response team has been launched in the Netherlands to provide guidance specifically tailored to the healthcare sector. Martijn Grooten welcomes the development.

Read more  

VB2018 call for papers now open!

Posted by   Martijn Grooten on   Jan 23, 2018

Have you analysed a new online threat? Do you know a new way to defend against such threats? Are you tasked with securing systems and fending off attacks? The call for papers for VB2018 is now open and we want to hear from you!

Read more  

Book review: Serious Cryptography

Posted by   Martijn Grooten on   Jan 22, 2018

VB Editor Martijn Grooten recommends Jean-Philippe Aumasson's 'Serious Cryptography' as a very solid but practically focused introduction to cryptography.

Read more  

Search blog

VB2021 localhost call for last-minute papers

The call for last-minute papers for VB2021 localhost is now open. Submit before 20 August to have your paper considered for one of the slots reserved for 'hot' research!
Have you analysed a brand new online threat? Are you involved in cutting edge security research? Are you tasked with securing systems and fending off attacks and developing new… https://www.virusbulletin.com/blog/2021/08/vb2021-localhost-call-last-minute-papers/

New article: Run your malicious VBA macros anywhere!

Kurt Natvig explains how he recompiled malicious VBA macro code to valid harmless Python 3.x code.
Office documents have over many decades been used to launch malware, often through macros, embedded content or exploits. Researcher Kurt Natvig wanted to understand whether… https://www.virusbulletin.com/blog/2021/04/new-article-run-your-malicious-vba-macros-anywhere/

New article: Dissecting the design and vulnerabilities in AZORult C&C panels

In a new article, Aditya K Sood looks at the command-and-control (C&C) design of the AZORult malware, discussing his team's findings related to the C&C design and some security issues they identified.
Dissecting the Design and Vulnerabilities in AZORult C&C Panels Read the paper (HTML) Download the paper (PDF)   If you have some research you'd like to share with the… https://www.virusbulletin.com/blog/2021/04/new-article-dissecting-design-and-vulnerabilities-azorult-cc-panels/

VB2021 localhost call for papers: a great opportunity

VB2021 localhost presents an exciting opportunity to share your research with an even wider cross section of the IT security community around the world than usual, without having to take time out of your work schedule (or budget) to travel.
Earlier this week VB took the tough decision to cancel the in-person version of VB2021 in Prague. We had really hoped to be able to host an in-person event this year, but with… https://www.virusbulletin.com/blog/2021/03/vb2021-localhost-call-papers-great-opportunity/

New article: Excel Formula/Macro in .xlsb?

In a follow-up to an article published last week, Kurt Natvig takes us through the analysis of a new malicious sample using the .xlsb file format.
Excel Formula/Macro in .xlsb? Read the paper (HTML) Download the paper (PDF)   Excel Formula, or XLM – does it ever stop giving pain to researchers? So asks Forcepoint… https://www.virusbulletin.com/blog/2021/02/new-article-excel-formulamacro-xlsb/

New article: Decompiling Excel Formula (XF) 4.0 malware

In a new article, researcher Kurt Natvig takes a close look at XF 4.0 malware.
Decompiling Excel Formula (XF) 4.0 malware Read the paper (HTML) Download the paper (PDF)   Office malware has been around for a long time, but until recently Excel Formula… https://www.virusbulletin.com/blog/2021/02/new-article-decompiling-excel-formula-xf-40-malware/

The Bagsu banker case - presentation

At VB2019, CSIS researcher Benoît Ancel spoke about a quiet banking trojan actor that has been targeting German users since at least 2014.
Some time ago, researchers at CSIS Security Group discovered the infrastructure of a "quiet" banking trojan actor that had been targeting German users since at least 2014. At… https://www.virusbulletin.com/blog/2021/01/bagsu-banker-case-presentation/

VB2021 call for papers - now open, to all!

The call for papers for VB2021 is now open and we want to hear from you - we're planning for flexible presentation formats, so everyone is encouraged to submit, regardless of whether or not you know at this stage whether you'll be able to travel to Prague…
2020 proved to be an extraordinary – in the true sense of the word – year for everyone, and 2021 has already thrown some curveballs in the short few weeks since it began.… https://www.virusbulletin.com/blog/2021/01/vb2021-call-papers-now-open-all/

In memoriam: Yonathan Klijnsma

We were very sorry to learn of the passing of researcher Yonathan Klijnsma last week. Here, former VB Editor Martijn Grooten shares his memories of a talented researcher and a very kind person: this month, infosec lost a really good one.
We were very sorry to learn of the passing of researcher Yonathan Klijnsma last week and we offer our deepest condolences to his family and friends. Here, former VB Editor Martijn… https://www.virusbulletin.com/blog/2021/01/memoriam-yonathan-klijnsma/

VB2020 localhost videos available on YouTube

VB has made all VB2020 localhost presentations available on the VB YouTube channel, so you can now watch - and share - any part of the conference freely and without registration.
Today, VB has made all VB2020 localhost presentations available on VB's YouTube channel, so you can now watch – and share – any part of the conference freely and without… https://www.virusbulletin.com/blog/2021/01/vb2020-localhost-videos-available-youtube/

VB2020 presentation & paper: 2030: backcasting the potential rise and fall of cyber threat intelligence

At VB2020 localhost, threat intelligence consultant Jamie Collier used the analytical technique of backcasting to look at the rise and fall of the cyber threat intelligence industry.
Backcasting is an analytical technique that establishes an imagined future scenario and then works backwards to understand what caused that outcome. At VB2020, FireEye's Jamie… https://www.virusbulletin.com/blog/2020/12/vb2020-presentation-paper-2030-backcasting-potential-rise-and-fall-cyber-threat-intelligence/

VB2020 presentation: Behind the Black Mirror: simulating attacks with mock C2 servers

At VB2020 localhost, Carbon Black's Scott Knight presented an approach he and his colleagues have taken to more realistically simulate malware attacks.
Dynamic analysis of a malicious sample in a lab setup can be hampered by the absence of the malware's C2 server listening and providing responses – potentially resulting in only a… https://www.virusbulletin.com/blog/2020/12/vb2020-presentation-behind-black-mirror-simulating-attacks-mock-c2-servers/

VB2020 presentation & paper: Advanced Pasta Threat: mapping threat actor usage of open-source offensive security tools

At VB2020, researcher Paul Litvak revealed how he put together a comprehensive map of threat actor use of open-source offensive security tools.
The development and publication of offensive security tools (OSTs) is a point of great controversy in the information security community: while some argue that releasing such… https://www.virusbulletin.com/blog/2020/12/vb2020-presentation-paper-advanced-pasta-threat-mapping-threat-actor-usage-open-source-offensive-security-tools/

VB2020 presentation: Evolution of Excel 4.0 macro weaponization

At VB2020 localhost James Haughom, Stefano Ortolani and Baibhav Singh gave a presentation in which they described how XL4 macros are being weaponised and the evolution of the techniques used.
The use by attackers of legitimate Excel 4.0 (XL4) macros as a simple and reliable method to gain a foothold on a target network is becoming increasingly popular and presents a… https://www.virusbulletin.com/blog/2020/11/vb2020-presentation-evolution-excel-40-macro-weaponization/

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.