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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VirusTotal project aims to remediate false positives

Security vendors to receive alerts when legitimate files are detected as malicious.
Security vendors to receive alerts when legitimate files are detected as malicious.False positives are a huge problem for the IT industry in general and for security products in… https://www.virusbulletin.com/blog/2015/02/virustotal-project-aims-remediate-false-positives/

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/

VB2014 paper: We know it before you do: predicting malicious domains

Wei Xu and his colleagues attempt to block domains before they're used for bad purposes.
Wei Xu and his colleagues attempt to block domains before they're used for bad purposes.Since the close of the VB2014 conference in Seattle in October, we have been sharing VB2014… https://www.virusbulletin.com/blog/2015/02/paper-we-know-it-you-do-predicting-malicious-domains/

Adobe issues patch for yet another Flash Player zero-day

CVE-2015-0313 used in the wild as long ago as December.
CVE-2015-0313 used in the wild as long ago as December. Adobe has just issued an out-of-band patch for its Flash Player to fix a zero-day vulnerability that is actively being… https://www.virusbulletin.com/blog/2015/02/adobe-issues-patch-yet-another-flash-player-zero-day/

Praise for the unsung heroes of email

Many decent performances in VB's latest comparative spam filter test.
Many decent performances in VB's latest comparative spam filter test. A decade ago, there were optimists who thought that the spam problem would soon be eradicated. At the same… https://www.virusbulletin.com/blog/2015/02/praise-unsung-heroes-email/

Low VirusTotal detection rates for new malware, do they matter?

It is not as important as is often suggested — and doesn't mean the malware is allowed to execute.
It is not as important as is often suggested — and doesn't mean the malware is allowed to execute. It is fairly common these days for security researchers to write about new… https://www.virusbulletin.com/blog/2015/02/low-virustotal-detection-rates-new-malware-do-they-matter/

From roadie to security rock star: it can happen

To break into security, start by getting a job in the industry.
To break into security, start by getting a job in the industry. You don't have to be a regular reader of this blog to know that computer security is very important in our… https://www.virusbulletin.com/blog/2015/02/roadie-security-rock-star-it-can-happen/

'RansomWeb' ransomware targets companies' databases

Encryption first added as a patch, key only removed when all backups are encrypted.
Encryption first added as a patch, key only removed when all backups are encrypted. Make backups, they said. Then you won't have to worry about ransomware, they said. Ransomware… https://www.virusbulletin.com/blog/2015/02/ransomweb-ransomware-targets-companies-databases/

February

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2015/02/

Frequently asked questions about VB2015 conference submissions

No, it doesn't have to be about malware and no, it doesn't have to be deeply technical either!
No, it doesn't have to be about malware and no, it doesn't have to be deeply technical either! Last month, we opened the call for papers for VB2015, the 25th Virus Bulletin… https://www.virusbulletin.com/blog/2015/01/frequently-asked-questions-about-conference-submissions/

VB2014 paper: Ubiquitous Flash, ubiquitous exploits and ubiquitous mitigation

Chun Feng and Elia Florio analyse two Flash Player vulnerabilities and an IE one where Flash provides a helping hand.
Chun Feng and Elia Florio analyse two Flash Player vulnerabilities and an IE one where Flash provides a helping hand.Since the close of the VB2014 conference in Seattle in October,… https://www.virusbulletin.com/blog/2015/01/paper-ubiquitous-flash-ubiquitous-exploits-and-ubiquitous-mitigation/

Linux systems affected by 'GHOST' vulnerability

Proof-of-concept email gives remote access to Exim mail server.
Proof-of-concept email gives remote access to Exim mail server. If you administer Linux-based systems, you'd better schedule some time for patching, as a serious buffer overflow… https://www.virusbulletin.com/blog/2015/01/linux-systems-affected-ghost-vulnerability/

VB2014 paper: Design to discover: security analytics with 3D visualization engine

Thibault Reuille and Dhia Mahjoub use DNS data to look for clusters of malicious domains.
Thibault Reuille and Dhia Mahjoub use DNS data to look for clusters of malicious domains.Since the close of the VB2014 conference in Seattle in October, we have been sharing VB2014… https://www.virusbulletin.com/blog/2015/01/paper-design-discover-security-analytics-3d-visualization-engine/

Adobe to patch Flash Player zero-day next week

Patch due next week as malvertising leads to Bedep trojan downloader.
Patch due next week as malvertising leads to Bedep trojan downloader. As the news of a zero-day vulnerability in Adobe's Flash Player actively being exploited reached the security… https://www.virusbulletin.com/blog/2015/01/adobe-patch-flash-player-zero-day-next-week/

Alleged Flash Player zero-day used in Angler exploit kit

Adobe 'investigating reports'.
Adobe 'investigating reports'.Vulnerable browser plug-ins are one of the most important infection vectors, which is why it is so important to keep them up to date. If you don't,… https://www.virusbulletin.com/blog/2015/01/alleged-flash-player-zero-day-used-angler-exploit-kit/

Research paper profiles victims of targeted attacks

Large organisations working in national security and international affairs run highest risk.
Large organisations working in national security and international affairs run highest risk. Anyone can be a target of cybercriminal attacks these days. But some are bigger targets… https://www.virusbulletin.com/blog/2015/01/research-paper-profiles-victims-targeted-attacks/

Paper: Nesting doll: unwrapping Vawtrak

Raul Alvarez unwraps the many layers of an increasingly prevalent banking trojan.
Raul Alvarez unwraps the many layers of an increasingly prevalent banking trojan. Banking trojans remain one of the most prevalent kinds of malware. Among them, trojans based on… https://www.virusbulletin.com/blog/2015/01/paper-nesting-doll-unwrapping-vawtrak/

VB2014 paper: OPSEC for security researchers

Vicente Diaz teaches researchers the basics of OPSEC.
Vicente Diaz teaches researchers the basics of OPSEC.Since the close of the VB2014 conference in Seattle in October, we have been sharing VB2014 conference papers as well as video… https://www.virusbulletin.com/blog/2015/01/paper-opsec-security-researchers/

WhatsApp spam on the rise

End-to-end encryption makes spam filtering more difficult.
End-to-end encryption makes spam filtering more difficult. Spam sent through the WhatsApp messaging service is on the rise, mobile security firm AdaptiveMobile reports. This news… https://www.virusbulletin.com/blog/2015/01/whatsapp-spam-rise/

What would Cameron's 'anti-terrorism' proposals mean for the UK?

Proposals could cause serious damage to business and the economy, and are unlikely to stop terrorism.
Proposals could cause serious damage to business and the economy, and are unlikely to stop terrorism. This week, in the aftermath of the terrorist attacks on the French offices of… https://www.virusbulletin.com/blog/2015/01/what-would-cameron-s-anti-terrorism-proposals-mean-uk/

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