VB Blog

VB2019 paper: Absolutely routed!! Why routers are the new bullseye in cyber attacks

Posted by   Martijn Grooten on   Dec 18, 2019

Today we publish the VB2019 paper by Anurag Shandilya (K7 Computing) who looked at recent malware attacks against routers, as well as the video of his presentation in London.

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Parting thoughts 1: cybersecurity as a social science

Posted by   Martijn Grooten on   Dec 17, 2019

In the first of a five-part series of blog post, departing VB Editor Martijn Grooten explains why he believes cybersecurity isn't as much as technical field as we like to believe.

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VB2020 call for papers - now open!

Posted by   Martijn Grooten on   Dec 16, 2019

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 VB2020 is now open and we want to hear from you!

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VB2019 paper: Operation Soft Cell - a worldwide campaign against telecommunication providers

Posted by   Martijn Grooten on   Dec 13, 2019

Today we publish the VB2019 paper by Cybereason researchers Mor Levi, Amit Serper and Assaf Dahan on Operation Soft Cell, a targeted attack against telecom providers around the world.

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VB2019 paper: A study of Machete cyber espionage operations in Latin America

Posted by   Martijn Grooten on   Dec 10, 2019

At VB2019 in London a group of researchers from the Stratosphere Lab at the Czech Technical University in Prague presented a paper in which they analysed and dissected the cyber espionage activities of an APT group in Latin America through the analysis of one of its tools, known as Machete. Today we publish their paper and the recording of their presentation.

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VB2019 paper: The push from fiction for increased surveillance, and its impact on privacy

Posted by   Helen Martin on   Dec 5, 2019

In a paper presented at VB2019 in London, researchers Miriam Cihodariu (Heimdal Security) and Andrei Bogdan Brad (Code4Romania) looked at how surveillance is represented in fiction and how these representations are shaping people's attitudes to surveillance in current legal debates. Today we publish both their paper and the recording of Miriam presenting the paper in London.

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VB2019 paper: Oops! It happened again!

Posted by   Helen Martin on   Dec 3, 2019

At VB2019 in London industry veterans Righard Zwienenberg and Eddy Willems took a detailed look at the relationship between past and current cyber threats. Today, we publish both their paper and the recording of their presentation.

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Job vacancy at VB: Security Evangelist

Posted by   Martijn Grooten on   Nov 29, 2019

Virus Bulletin is recruiting for a person to be the public face of the company

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VB2019 video: Thwarting Emotet email conversation thread hijacking with clustering

Posted by   Martijn Grooten on   Nov 29, 2019

At VB2019 in London, ZEROSPAM researchers Pierre-Luc Vaudry and Olivier Coutu discussed how email clustering could be used to detect malicious Emotet emails that hijacked existing email threads. Today we publish the recording of their presentation.

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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.

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Search blog

Is publishing your employees' email addresses such a big deal?

Beware of a false sense of security.
Beware of a false sense of security. Security blogger Graham Cluley points to hypocrisy in a KPMG press release in which it criticises FTSE 350 companies for 'leaking data that can… https://www.virusbulletin.com/blog/2013/07/publishing-your-employees-email-addresses-such-big-deal/

Compromised Yahoo! accounts continue to spread Android malware

Problem likely to be on Yahoo!'s side.
Problem likely to be on Yahoo!'s side. In recent weeks, we have noticed an uptick in the amount of spam sent from compromised Yahoo! accounts; we have reasons to believe the… https://www.virusbulletin.com/blog/2013/06/compromised-yahoo-accounts-continue-spread-android-malware/

Vulnerabilities could trigger payload in emails upon receiving or opening

Flaws in IBM Notes and Exim/Dovecot easy to mitigate.
Flaws in IBM Notes and Exim/Dovecot easy to mitigate. Two recently discovered vulnerabilities in mail processing software could give an attacker access to a targeted system without… https://www.virusbulletin.com/blog/2013/05/vulnerabilities-could-trigger-payload-emails-upon-receiving-or-opening/

Different focus on spam needed

What happens before the filter doesn't matter too much.
What happens before the filter doesn't matter too much. It is surprisingly difficult to get accurate figures for the amount of spam that is sent globally, yet everyone agrees that… https://www.virusbulletin.com/blog/2013/04/different-focus-spam-needed/

Weak cryptography keys allow others to add valid DKIM signatures to fake emails

512-bit key cracked within 72 hours.
512-bit key cracked within 72 hours. A Florida-based mathematician has caused a stir in the email community by adding a valid DKIM signature for google.com to an email after… https://www.virusbulletin.com/blog/2012/10/weak-cryptography-keys-allow-others-add-valid-dkim-signatures-fake-emails/

Cybercriminals offering service flooding email, phone and SMS

DDoS-type attack could seriously disrupt business.
DDoS-type attack could seriously disrupt business. A new service is being offered on underground forums where between 25,000 and 100,000 emails are being sent to an email account… https://www.virusbulletin.com/blog/2012/07/cybercriminals-offering-service-flooding-email-phone-and-sms/

New RFC describes best practices for running DNS-based lists

DNSBL users advised to avoid those lists that charge for delisting.
DNSBL users advised to avoid those lists that charge for delisting. A new RFC document has been published that describes the best operational practices for the use of DNS-based… https://www.virusbulletin.com/blog/2012/01/new-rfc-describes-best-practices-running-dns-based-lists/

New RFC grants DKIM improved status

Email signing method now 'Draft Standard'.
Email signing method now 'Draft Standard'. The Internet Engineering Task Force (IETF) has published a new RFC describing the DKIM protocol which sees its status advance from… https://www.virusbulletin.com/blog/2011/09/new-rfc-grants-dkim-improved-status/

Windows Help Files used in targeted attacks

Files with code-executing properties attached to emails.
Files with code-executing properties attached to emails. Researchers at Symantec have discovered Windows Help Files being used in targeted attacks. Such help files, which use the… https://www.virusbulletin.com/blog/2011/09/windows-help-files-used-targeted-attacks/

Researchers find email used in RSA hack

Email with malicious attachment uploaded to online scanning service
Email with malicious attachment uploaded to online scanning service Researchers at F-Secure have managed to obtain the file used in the targeted attack against security vendor RSA… https://www.virusbulletin.com/blog/2011/08/researchers-find-email-used-rsa-hack/

Hotmail beefs up security with stricter password policy

'My friend has been spammed' button also welcomed by experts.
'My friend has been spammed' button also welcomed by experts.Microsoft's free webmail service Hotmail has introduced some new features which should make it less likely for its… https://www.virusbulletin.com/blog/2011/07/hotmail-beefs-security-stricter-password-policy/

'Job application' contains malicious attachment

$150,000 lost via banking trojan.
$150,000 lost via banking trojan. An unidentified US company has learned the hard way that email attachments - even to those that appear to be solicited - may contain malware. The… https://www.virusbulletin.com/blog/2011/01/job-application-contains-malicious-attachment/

ARF published as IETF standard

Abuse report format helps auto-handling of email complaints
Abuse report format helps auto-handling of email complaints ARF (Abuse Reporting Format) has been approved by the IETF as an Internet standard. ARF is a format used to send… https://www.virusbulletin.com/blog/2010/09/arf-published-ietf-standard/

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