VB Blog

VB2013 speaker spotlight

Posted by   Virus Bulletin on   Sep 6, 2013

We speak to VB2013 presenter Andrei Serbanoiu about Facebook ad spam and scams, and what he aims to bring to VB2013.

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Updated botnet likely cause of surge in Tor traffic

Posted by   Virus Bulletin on   Sep 5, 2013

New Tor version should help the network deal with increased traffic.

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Malware spoofing HTTP Host header to hide C&C communication

Posted by   Virus Bulletin on   Sep 4, 2013

Traffic appears as requests to Google or Yandex.

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Phone support scams: an old scam with some new tricks

Posted by   Virus Bulletin on   Sep 2, 2013

Files in Prefetch directory supposedly show malware infections.

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September issue of VB published

Posted by   Virus Bulletin on   Sep 1, 2013

The September issue of Virus Bulletin is now available for subscribers to download.

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VB2013 speaker spotlight

Posted by   Virus Bulletin on   Aug 30, 2013

We speak to Joe Blackbird and Bill Pfeifer about how anti-malware protection states affect infection rates.

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Kelihos checks machines' IP addresses against DNS blacklists

Posted by   Virus Bulletin on   Aug 29, 2013

Role of node in a botnet dependent on whether the IP address is blacklisted.

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New email header attempts to prevent damage of reissued email addresses

Posted by   Virus Bulletin on   Aug 27, 2013

Transactional emails not delivered if the account's owner has changed in the meantime.

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VB2013 speaker spotlight

Posted by   Virus Bulletin on   Aug 23, 2013

We speak to Gunter Ollmann about the growing need to assess corporate security defences from a hacker's perspective.

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VB2013 speaker spotlight

Posted by   Virus Bulletin on   Aug 16, 2013

We speak to Roman Unuchek about malicious redirection of mobile users, his research interests, and what he aims to bring to VB2013.

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Search blog

Correction to VBSpam results

Spamhaus and SURBL results re-evaluated.
Spamhaus and SURBL results re-evaluated. The most recent VBSpam results incorrectly stated that SURBL failed to detect a blacklisted URL in any of the emails in the Wombat feed of… https://www.virusbulletin.com/blog/2012/11/correction-vbspam-results/

Virus Bulletin announces VBWeb tests for web filters

Regular comparative tests will show which products offer best protection from malicious web traffic.
Regular comparative tests will show which products offer best protection from malicious web traffic. Just as security companies can't afford to neglect the major infection vector… https://www.virusbulletin.com/blog/2012/11/announces-vbweb-tests-web-filters/

Latest spam filter test shows spam catch rates have bounced back

Spam catch rates improve, but performance on phishing lags behind that on other spam.
Spam catch rates improve, but performance on phishing lags behind that on other spam. Earlier this week we published the results of the 22nd VBSpam comparative spam filter test,… https://www.virusbulletin.com/blog/2012/11/latest-spam-filter-test-shows-spam-catch-rates-have-bounced-back/

Do we need stronger email addresses?

Skype vulnerability allowed for account hijacking using only email address.
Skype vulnerability allowed for account hijacking using only email address. A worryingly trivial vulnerability in VoIP service Skype became public this morning, which allowed… https://www.virusbulletin.com/blog/2012/11/do-we-need-stronger-email-addresses/

November

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2012/11/

November issue of VB published

The November issue of Virus Bulletin is now available for subscribers to download.
The November issue of Virus Bulletin is now available for subscribers to download. The November 2012 issue of Virus Bulletin is now available for subscribers to browse online or… https://www.virusbulletin.com/blog/2012/11/november-issue-vb-published/

FBI agent receives first J.D. Falk award

Thomas X. Grasso praised for starting DNSChanger working group.
Thomas X. Grasso praised for starting DNSChanger working group. The first annual J.D. Falk award has been given to FBI agent Thomas X. Grasso for establishing the DNSChanger… https://www.virusbulletin.com/blog/2012/10/fbi-agent-receives-first-j-d-falk-award/

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/

One in ten spam messages contains drive-by download link

80-fold increase in one month.
80-fold increase in one month. I do not think I am unique in that I can recognize (most) phishing pages from a mile away and that I know that, if I ever wanted to buy… https://www.virusbulletin.com/blog/2012/10/one-ten-spam-messages-contains-drive-download-link/

Anti-virus software significantly shortens life of banking trojans

Security software causes malware to run for less than a third as long.
Security software causes malware to run for less than a third as long. 'Does anti-virus software actually help?' is a question often asked, even by security experts - who point to… https://www.virusbulletin.com/blog/2012/10/anti-virus-software-significantly-shortens-life-banking-trojans/

VGrep: the rose revived

Virus Bulletin relaunches anti-malware name matching tool.
Virus Bulletin relaunches anti-malware name matching tool. 'That which we call a rose, By any other name would smell as sweet.' So wrote Shakespeare in Romeo and Juliet. And anyone… https://www.virusbulletin.com/blog/2012/10/vgrep-rose-revived/

October

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2012/10/

October issue of VB published

The October issue of Virus Bulletin is now available for subscribers to download.
The October issue of Virus Bulletin is now available for subscribers to download. The October 2012 issue of Virus Bulletin is now available for subscribers to browse online or… https://www.virusbulletin.com/blog/2012/10/october-issue-vb-published/

Microsoft releases advisory offering workarounds for IE vulnerability

German government advises users to use alternative browser.
German government advises users to use alternative browser.Microsoft has released a security advisory to address the zero-day vulnerability in its Internet Explorer browser that we… https://www.virusbulletin.com/blog/2012/09/microsoft-releases-advisory-offering-workarounds-ie-vulnerability/

Internet Explorer zero-day used in the wild

Dropped PoisonIvy trojan linked to 'Nitro' attacks.
Dropped PoisonIvy trojan linked to 'Nitro' attacks. Security researcher Eric Romang has discovered a new zero-day vulnerability in Internet Explorer that is currently being used in… https://www.virusbulletin.com/blog/2012/09/internet-explorer-zero-day-used-wild/

Air Force Major Abacha Tunde needs your help

419 scam asks you to help release funds to get Nigerian astronaut back to earth.
419 scam asks you to help release funds to get Nigerian astronaut back to earth. A few months ago, Microsoft researcher Cormac Herley published a paper "Why do Nigerian Scammers… https://www.virusbulletin.com/blog/2012/09/air-force-major-abacha-tunde-needs-your-help/

VB2012 last-minute papers announced

Hot topics to be covered at VB conference in Dallas.
Hot topics to be covered at VB conference in Dallas. For the last six years, VB has set aside a section of the VB conference for 'last-minute' papers, the idea being that… https://www.virusbulletin.com/blog/2012/09/last-minute-papers-announced/

Gach do bonn a mbaineann a chur chugainn

Why cybercriminals may have a reason for using Irish language in a ransomware scam.
Why cybercriminals may have a reason for using Irish language in a ransomware scam. According to a story that made the security headlines this weekend, and which seems to orginate… https://www.virusbulletin.com/blog/2012/09/gach-do-bonn-mbaineann-chur-chugainn/

From spear phishing to watering holes

Symantec reports increase in 'watering hole attacks'.
Symantec reports increase in 'watering hole attacks'. Imagine that for some reason you wanted to gain access to my computer. One thing you could do is send me an email with some… https://www.virusbulletin.com/blog/2012/09/spear-phishing-watering-holes/

September issue of VB published

The September issue of Virus Bulletin is now available for subscribers to download.
The September issue of Virus Bulletin is now available for subscribers to download. The September 2012 issue of Virus Bulletin is now available for subscribers to browse online… https://www.virusbulletin.com/blog/2012/09/september-issue-vb-published/

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