VB Blog

VB2017 video: Turning Trickbot: decoding an encrypted command-and-control channel

Posted by   Martijn Grooten on   Nov 3, 2017

Trickbot, a banking trojan which appeared this year, seems to be a new, more modular, and more extensible malware descendant of the notorious Dyre botnet trojan. At VB2017, Symantec researcher Andrew Brandt presented a walkthrough of a typical Trickbot infection process, and its aftermath, as seen through the lens of a tool used to perform man-in-the-middle decryption. Today, we publish both Andrew's slides and the recording of his presentation.

Read more  

Paper: FAME - Friendly Malware Analysis Framework

Posted by   Martijn Grooten on   Nov 2, 2017

Today, we publish a short paper in which CERT Société Générale presents FAME, its open source malware analysis framework.

Read more  

Ebury and Mayhem server malware families still active

Posted by   Martijn Grooten on   Oct 31, 2017

Ebury and Mayhem, two families of Linux server malware, about which VB published papers back in 2014, are still active and have received recent updates.

Read more  

VB2017 paper: Crypton - exposing malware's deepest secrets

Posted by   Martijn Grooten on   Oct 27, 2017

Crypton, a tool developed by F5 Networks researchers Julia Karpin and Anna Dorfman, aims to speed up the reverse engineering process by decrypting encrypted content found in a (malicious) binary. The researchers described the tool in a paper which they presented at VB2017 in Madrid. Today, we publish both the paper and the recording of their presentation.

Read more  

VB2017 paper: The sprawling market of consumer spyware

Posted by   Martijn Grooten on   Oct 25, 2017

For many people, the threat of an abusive partner or ex-partner is very real - and the market for consumer spyware worryingly large. Today, we publish the recording of a presentation on the subject of consumer spyware given at VB2017 by The Daily Beast reporter Joseph Cox.

Read more  

Gábor Szappanos wins fourth Péter Szőr Award

Posted by   Martijn Grooten on   Oct 23, 2017

At the VB2017 gala dinner, the fourth Péter Szőr Award was presented to Sophos researcher Gábor Szappanos for his paper "AKBuilder – the crowdsourced exploit kit".

Read more  

VB2017 paper: Walking in your enemy's shadow: when fourth-party collection becomes attribution hell

Posted by   Martijn Grooten on   Oct 20, 2017

We publish the VB2017 paper and video by Kaspersky Lab researchers Juan Andres Guerrero-Saade and Costin Raiu, in which they look at fourth-party collection (spies spying on other spies' campaigns) and its implications for attribution.

Read more  

Didn't come to VB2017? Tell us why!

Posted by   Martijn Grooten on   Oct 11, 2017

Virus Bulletin is a company - and a conference - with a mission: to further the research in and facilitate the fight against digital threats. To help us in this mission, we want to hear from those who didn't come to Madrid. What is your impression of the VB Conference? What did you think of this year's programme? And why couldn't you come to Madrid?

Read more  

Montreal will host VB2018

Posted by   Martijn Grooten on   Oct 10, 2017

Last week, we announced the full details of VB2018, which will take place 3-5 October 2018 at the Fairmont The Queen Elizabeth hotel in Montreal, Quebec, Canada.

Read more  

VB2017 preview: Beyond lexical and PDNS (guest blog)

Posted by   Virus Bulletin on   Oct 5, 2017

In a special guest blog post, VB2017 Silver sponsor Cisco Umbrella writes about a paper that researchers Dhia Mahjoub and David Rodriguez will present at the conference this Friday.

Read more  

Search blog

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/

Cybersecurity Assessment Tool launched by Ford Foundation

The Ford Foundation has launched a tool designed to help nonprofit organizations assess their own cybersecurity efforts.
The Ford Foundation has launched a tool designed to help nonprofit organizations assess their own cybersecurity efforts. The Cybersecurity Assessment Tool is specifically aimed… https://www.virusbulletin.com/blog/2020/11/cybersecurity-assessment-tool-launched-ford-foundation/

VB2020 presentation: Another threat actor day…

At VB2020 localhost Paul Jung, of Excellium Services, detailed an incident response that he and his team faced when, in December 2019, a Belgian hospital required their help to manage a breach of their informations system.
Hospitals can be attractive places for hackers. With access to critical medical records and personally identifiable information, there is great opportunity to exploit patients.… https://www.virusbulletin.com/blog/2020/11/vb2020-presentation-another-threat-actor-day/

VB2020 presentation: Ramsay: a cyber-espionage toolkit tailored for air-gapped networks

At VB2020 localhost, ESET researcher Ignacio Sanmillan spoke about Ramsay, a toolkit specifically designed to steal documents and operate within air-gapped networks.
Air gapping is a network security measure commonly used in military/governmental, financial and industrial control systems networks that is applied to one or more computers in… https://www.virusbulletin.com/blog/2020/11/vb2020-presentation-ramsay-cyber-espionage-toolkit-tailored-air-gapped-networks/

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.