VB Blog

Correction to VBSpam results

Posted by   Virus Bulletin on   Nov 27, 2012

Spamhaus and SURBL results re-evaluated.

Read more  

Virus Bulletin announces VBWeb tests for web filters

Posted by   Virus Bulletin on   Nov 27, 2012

Regular comparative tests will show which products offer best protection from malicious web traffic.

Read more  

Latest spam filter test shows spam catch rates have bounced back

Posted by   Virus Bulletin on   Nov 21, 2012

Spam catch rates improve, but performance on phishing lags behind that on other spam.

Read more  

Do we need stronger email addresses?

Posted by   Virus Bulletin on   Nov 14, 2012

Skype vulnerability allowed for account hijacking using only email address.

Read more  

November issue of VB published

Posted by   Virus Bulletin on   Nov 1, 2012

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

Read more  

FBI agent receives first J.D. Falk award

Posted by   Virus Bulletin on   Oct 26, 2012

Thomas X. Grasso praised for starting DNSChanger working group.

Read more  

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

Posted by   Virus Bulletin on   Oct 25, 2012

512-bit key cracked within 72 hours.

Read more  

Anti-virus software significantly shortens life of banking trojans

Posted by   Virus Bulletin on   Oct 24, 2012

Security software causes malware to run for less than a third as long.

Read more  

One in ten spam messages contains drive-by download link

Posted by   Virus Bulletin on   Oct 24, 2012

80-fold increase in one month.

Read more  

VGrep: the rose revived

Posted by   Virus Bulletin on   Oct 11, 2012

Virus Bulletin relaunches anti-malware name matching tool.

Read more  

Search blog

Ebury and Mayhem server malware families still active

Ebury and Mayhem, two families of Linux server malware, about which VB published papers back in 2014, are still active and have received recent updates.
Whether it is to send spam or to redirect web traffic to malicious payloads, compromised (Linux) web servers are the glue in many a malware campaign. Two such networks of… https://www.virusbulletin.com/blog/2017/10/ebury-and-mayhem-server-malware-families-still-active/

Malicious CCleaner update points to a major weakness in our infrastructure

Researchers from Cisco Talos have found that a recent version of the widely used CCleaner tool installed malware on the machine.
For the security community, 2017 might well be called the year of the update: two of the biggest security stories – the WannaCry outbreak and the Equifax breach – involved… https://www.virusbulletin.com/blog/2017/09/malicious-ccleaner-update-points-major-weakness-our-infrastructure/

VB2014 preview: two papers on Linux server malware

Researchers from ESET, Yandex and Symantec look at emerging malware trend.
Researchers from ESET, Yandex and Symantec look at emerging malware trend.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we are looking at… https://www.virusbulletin.com/blog/2014/09/preview-two-papers-linux-server-malware/

More than two million home routers have 'wide open backdoor'

Default password makes vulnerability easy to exploit.
Default password makes vulnerability easy to exploit. Researchers at Trend Micro have discovered an easy-to-exploit backdoor in routers from Chinese manufacturer Netcore, that… https://www.virusbulletin.com/blog/2014/08/more-two-million-home-routers-have-wide-open-backdoor/

'Son of Stuxnet' trojan found

'Duqu' used in targeted attacks to steal specific information.
'Duqu' used in targeted attacks to steal specific information. Researchers at both Symantec and McAfee have discovered a new Remote Access Trojan (RAT) with strong links to Stuxnet… https://www.virusbulletin.com/blog/2011/10/son-stuxnet-trojan-found/

Fake codec trojan disables anti-virus software

Victim tricked into believing security software still active.
Victim tricked into believing security software still active. A new trojan, discovered by researchers at ESET, spreads itself via fake codecs, then disables running anti-virus… https://www.virusbulletin.com/blog/2011/08/fake-codec-trojan-disables-anti-virus-software/

Hundreds of legitimate websites being hacked into

New mass infection leaves security researchers puzzled.
New mass infection leaves security researchers puzzled. Web security company ScanSafe has reported a new mass infection of websites, which it claims accounts for 15% of the web… https://www.virusbulletin.com/blog/2008/01/hundreds-legitimate-websites-being-hacked/

We have placed cookies on your device in order to improve the functionality of this site, as outlined in our cookies policy. However, you may delete and block all cookies from this site and your use of the site will be unaffected. By continuing to browse this site, you are agreeing to Virus Bulletin's use of data as outlined in our privacy policy.