VB Blog

South Korea to ask ISPs to block port 25 traffic

Posted by Virus Bulletin on Nov 15, 2011

Experts sceptical about long-term effects on spam levels.

Posted by Virus Bulletin on Nov 11, 2011

AV-Test comparative sees minimal value in free mobile protection.

Posted by Virus Bulletin on Nov 10, 2011

Millions made through 'DNSChanger' malware.

Posted by Virus Bulletin on Nov 10, 2011

Phishers shown to care little about domain names.

Posted by Virus Bulletin on Nov 9, 2011

Websites and Facebook accounts created to make callers appear more legitimate.

Posted by Virus Bulletin on Nov 7, 2011

ISP employee suspected of changing DNS cache.

Posted by Virus Bulletin on Nov 1, 2011

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

Posted by Virus Bulletin on Oct 21, 2011

Landing page contains clear warning.

Posted by Virus Bulletin on Oct 19, 2011

'Duqu' used in targeted attacks to steal specific information.

Posted by Virus Bulletin on Oct 13, 2011

Blacklist entries 'unfair and illegal'.

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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/

VB Blog

South Korea to ask ISPs to block port 25 traffic

Most free Android anti-virus 'useless', find testers

'Largest takedown ever' sees six arrested

Significant rise in Chinese phishing sites

Support scammers up their game

DNS poisoning attack targeting Brazilian customers

November issue of VB published

'Meta-phish' uses attached form to evade web filters

'Son of Stuxnet' trojan found

Dutch ISP sues Spamhaus for 'extortion'

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