VB Blog

VB2017 paper: Nine circles of Cerber

Posted by Martijn Grooten on Dec 15, 2017

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; we have also uploaded the video of the presentation of this paper, by Or Eshed and Yaniv Balmas.

Posted by Martijn Grooten on Dec 14, 2017

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.

Posted by Martijn Grooten on Dec 14, 2017

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.

Posted by Martijn Grooten on Dec 13, 2017

Citizen Lab's Security Planner helps you improve your online safety, based on the specific threats you are facing.

Posted by Martijn Grooten on Dec 11, 2017

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.

Posted by Martijn Grooten on Dec 7, 2017

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, two of those researchers, Paul Rascagneres and Warren Mercer, presented a paper detailing five case studies that demonstrate how the infection vector is evolving. Today we publish both Paul and Warren's paper and the recording of their presentation.

Posted by Martijn Grooten on Dec 1, 2017

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.

Posted by Martijn Grooten on Nov 30, 2017

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.

Posted by Martijn Grooten on Nov 30, 2017

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 career in the industry - which is why we have relaunched the VB Security Jobs Market.

Posted by Martijn Grooten on Nov 29, 2017

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 platforms. Today we publish both Patrick's paper and the recording of his presentation.

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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/

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/

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/

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/

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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/

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/

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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