VB Blog

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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VB2017: a wide ranging and international conference programme

Posted by   Martijn Grooten on   Apr 13, 2017

We are proud to announce a very broad and very international programme for VB2017, which will take place in Madrid, 4-6 October 2017.

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John Graham-Cumming and Brian Honan to deliver keynote addresses at VB2017

Posted by   Martijn Grooten on   Apr 10, 2017

Virus Bulletin is excited to announce John-Graham Cumming and Brian Honan as the two keynote speakers for VB2017 in Madrid.

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Virus Bulletin says a fond farewell to John Hawes

Posted by   Martijn Grooten on   Mar 31, 2017

As VB's COO John Hawes moves on to new challenges, the team wish him a fond farewell and good luck in his future endeavours.

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VB2016 paper: One-Click Fileless Infection

Posted by   Martijn Grooten on   Mar 28, 2017

Symantec researchers Himanshu Anand and Chastine Menrige explain how a single click can lead to a compromised machine, without malware ever being stored on disk.

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Mostly blocked, but still good enough: Necurs sending pump-and-dump spam

Posted by   Martijn Grooten on   Mar 22, 2017

The Necurs botnet has started sending pump-and-dump spam. Almost all of these emails are blocked by spam filters, yet the stock price still increased.

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Why the SHA-1 collision means you should stop using the algorithm

Posted by   Martijn Grooten on   Mar 10, 2017

Realistically speaking, if your software or system uses the SHA-1 hashing algorithm, it is unlikely that it will be exploited in the foreseeable future. But it is also extremely difficult to be certain that your system won't be the exception.

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VB2017 Call for Papers: frequently asked questions

Posted by   Martijn Grooten on   Mar 10, 2017

The call for papers for VB2017, which takes place 4 to 6 October in Madrid, Spain, is currently open. We're always on the look out for new speakers and new content, so to help anyone who's unfamiliar with the VB conference, we've prepared a list of answers to some frequently asked questions about the event, and about how to submit a paper.

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Throwback Thursday: Michelangelo - Graffiti Not Art

Posted by   Helen Martin on   Mar 9, 2017

This week marked the 25th anniversary of the trigger date of the infamous Michelangelo virus. In January 1992, VB published an analysis of the boot sector virus that captured the imagination of the press and kicked up a media storm.

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How are you defending your network? Come and tell us at VB2017!

Posted by   Martijn Grooten on   Mar 8, 2017

Is it your job to defend your company’s network? Are you defending a government’s systems? Do you help secure the devices used by activists operating in less open societies? Do you work with abuse victims targeted by spyware? Share your experiences with the security community at VB2017.

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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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