VB Blog

Take-down of rogue ISP sees temporary drop in spam levels

Posted by Virus Bulletin on Aug 28, 2009

Spam levels back to normal within a few days.

Posted by Virus Bulletin on Aug 25, 2009

Anti-spam firm hopes to force banks to share more information on attacks.

Posted by Virus Bulletin on Aug 21, 2009

'DDoS software' turns out to be malware.

Posted by Virus Bulletin on Aug 21, 2009

'Free temporary registrations' come to an end.

Posted by Virus Bulletin on Aug 21, 2009

'CentMail' to benefit charities, harm spammers.

Posted by Virus Bulletin on Aug 3, 2009

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

Posted by Virus Bulletin on Jul 21, 2009

Mailbox-level reduction may depend on spam detection methods.

Posted by Virus Bulletin on Jul 21, 2009

Symbian software-signing slipup certifies SMS spambot.

Posted by Virus Bulletin on Jul 17, 2009

Submissions invited for technical 'turbo' talks at VB Geneva.

Posted by Virus Bulletin on Jul 16, 2009

Each infected machine sends spam at rate of almost two messages per second.

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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/

VB Blog

Take-down of rogue ISP sees temporary drop in spam levels

Unspam files lawsuit against unnamed cybercrooks

Anti-Obama sentiments used in spam campaign

ICANN adopts new domain tasting policy

Yahoo! re-opens e-postage discussion

August issue of VB published

McColo shutdown not felt the same by all recipients

Yxe trojan infecting mobile phones

Call for last-minute technical papers

Five botnets responsible for 75% of spam sent

Search blog

Ebury and Mayhem server malware families still active

Malicious CCleaner update points to a major weakness in our infrastructure

VB2014 preview: two papers on Linux server malware

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

'Son of Stuxnet' trojan found

Fake codec trojan disables anti-virus software

Hundreds of legitimate websites being hacked into