VB Blog

Alleged author of creepy FruitFly macOS malware arrested

Posted by   Martijn Grooten on   Jan 11, 2018

A 28-year old man from Ohio has been arrested on suspicion of having created the mysterious FruitFly malware that targeted macOS and used it to spy on its victims.

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The threat and security product landscape in 2017

Posted by   Martijn Grooten on   Jan 10, 2018

At the start of the new year, Virus Bulletin looks back at the threats seen in the 2017 and at the security products that are available to help mitigate them.

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Spamhaus report shows many botnet controllers look a lot like legitimate servers

Posted by   Martijn Grooten on   Jan 9, 2018

Spamhaus's annual report on botnet activity shows that botherders tend to use popular, legitimate hosting providers, domain registrars and top-level domains when setting up command-and-control servers.

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Tips on researching tech support scams

Posted by   Martijn Grooten on   Jan 5, 2018

As tech support scammers continue to target the computer illiterate through cold calling, VB's Martijn Grooten uses his own experience to share some advice on how to investigate such scams.

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Meltdown and Spectre attacks mitigated by operating system updates

Posted by   Martijn Grooten on   Jan 4, 2018

Just four days into the new year, two serious attacks in modern processors, dubbed Meltdown and Spectre, have been discovered. The attacks can be mitigated by patches to the operating system, but anti-virus software vendors need to make sure their products are compatible with the patches.

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Conference review: AVAR 2017

Posted by   Martijn Grooten on   Dec 22, 2017

Martijn Grooten reports on the 20th AVAR conference, which took place earlier in December in Beijing, China.

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Conference review: Botconf 2017

Posted by   Virus Bulletin on   Dec 22, 2017

Virus Bulletin researchers report back from a very interesting fifth edition of Botconf, the botnet fighting conference.

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VB2017 videos on attacks against Ukraine

Posted by   Martijn Grooten on   Dec 21, 2017

(In)security is a global issue that affects countries around the world, but in recent years none has been so badly hit as Ukraine. Today, we publish the videos of two VB2017 talks about attacks that hit Ukraine particularly badly: a talk by Alexander Adamov (NioGuard) on (Not)Petya and related attacks, and another by Robert Lipovsky and Anton Cherepanov (ESET) on Industroyer.

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Facebook helps you determine whether emails really came from its servers

Posted by   Martijn Grooten on   Dec 21, 2017

On its website, Facebook now shows which emails it has sent you recently, thus helping you to determine which emails are real, and which should be discarded as phishing.

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Vulnerability disclosure and botnet takedown not to be hindered by Wassenaar Arrangement

Posted by   Martijn Grooten on   Dec 19, 2017

Clarification in the language of the Wassenaar Arrangement, a multilateral export control regime for conventional arms and dual-use goods and technologies, means those involved in vulnerability disclosure or botnet takedown won't have to worry about acquiring an export licence.

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Adobe issues patch for yet another Flash Player zero-day

CVE-2015-0313 used in the wild as long ago as December.
CVE-2015-0313 used in the wild as long ago as December. Adobe has just issued an out-of-band patch for its Flash Player to fix a zero-day vulnerability that is actively being… https://www.virusbulletin.com/blog/2015/02/adobe-issues-patch-yet-another-flash-player-zero-day/

Linux systems affected by 'GHOST' vulnerability

Proof-of-concept email gives remote access to Exim mail server.
Proof-of-concept email gives remote access to Exim mail server. If you administer Linux-based systems, you'd better schedule some time for patching, as a serious buffer overflow… https://www.virusbulletin.com/blog/2015/01/linux-systems-affected-ghost-vulnerability/

Microsoft no longer publishes advance notifications for its Patch Tuesdays

Company unhappy with Google going full disclosure on privilege escalation vulnerability.
Company unhappy with Google going full disclosure on privilege escalation vulnerability. Tomorrow is the second Tuesday of the month and, as most people reading this blog will… https://www.virusbulletin.com/blog/2015/01/microsoft-no-longer-publishes-advance-notifications-its-patch-tuesdays/

CVE-2012-0158 continues to be used in targeted attacks

30-month old vulnerability still a popular way to infect systems.
30-month old vulnerability still a popular way to infect systems. If all you have to worry about are zero-day vulnerabilities, you have got things pretty well sorted. Although it… https://www.virusbulletin.com/blog/2014/10/cve-2012-0158-continues-be-used-targeted-attacks/

VB2014 preview: keynote and closing panel

Vulnerability disclosure one of the hottest issues in security.
Vulnerability disclosure one of the hottest issues in security. In the proceedings of the 24th Virus Bulletin conference, the words 'vulnerabilty' and 'vulnerabilities' occur more… https://www.virusbulletin.com/blog/2014/09/preview-keynote-and-closing-panel/

VB2014 preview: The three levels of exploit testing

Richard Ford and Marco Carvalho present an idea for how to test products that claim to detect the unknown.
Richard Ford and Marco Carvalho present an idea for how to test products that claim to detect the unknown.In the weeks running up to VB2014 (the 24th Virus Bulletin International… https://www.virusbulletin.com/blog/2014/09/preview-three-levels-exploit-testing/

Google's Project Zero to hunt for zero-days

Bugs to be reported to the vendor only, and to become public once patched.
Bugs to be reported to the vendor only, and to become public once patched.Google has created a new team, called Project Zero, whose task is to find vulnerabilities in any kind of… https://www.virusbulletin.com/blog/2014/07/google-s-project-zero-hunt-zero-days/

A week of Heartbleed

OpenSSL vulnerability has kept the security community busy.
OpenSSL vulnerability has kept the security community busy. The 'Heartbleed' vulnerability has kept everyone on their toes over the last week or so - hitting the mainstream media,… https://www.virusbulletin.com/blog/2014/04/week-heartbleed/

OpenSSL vulnerability lets attackers quietly steal servers' private keys

Security firm advises regenerating keys and replacing certificates on vulnerable servers.
Security firm advises regenerating keys and replacing certificates on vulnerable servers. A very serious vulnerability in OpenSSL has caused panic among network administrators:… https://www.virusbulletin.com/blog/2014/04/openssl-vulnerability-lets-attackers-quietly-steal-servers-private-keys/

Privilege escalation vulnerability targets Windows XP and Server 2003

Vulnerability being used in the wild in combination with exploit of patched Adobe Reader vulnerability.
Vulnerability being used in the wild in combination with exploit of patched Adobe Reader vulnerability. Researchers at FireEye have discovered a new privilege escalation… https://www.virusbulletin.com/blog/2013/11/privilege-escalation-vulnerability-targets-windows-xp-and-server-2003/

Good and bad news for victims of targeted attacks against Microsoft products

Bug bounty program extended; TIFF zero-day used in the wild.
Bug bounty program extended; TIFF zero-day used in the wild. This week, Microsoft has good news and bad news for those targeted by zero-day exploits in its products. The bad… https://www.virusbulletin.com/blog/2013/11/good-and-bad-news-victims-targeted-attacks-against-microsoft-products/

Ruby on Rails vulnerability exploited in the wild

Code executed on web servers to cause them to join IRC botnet.
Code executed on web servers to cause them to join IRC botnet. A critical vulnerability in Ruby on Rails is currently being exploited to make web servers join an IRC botnet, Ars… https://www.virusbulletin.com/blog/2013/05/ruby-rails-vulnerability-exploited-wild/

Microsoft offers fix-it for IE 8 zero-day

CVE-2013-1347 used in watering hole attacks.
CVE-2013-1347 used in watering hole attacks. Following this weekend's discovery of a new zero-day vulnerability in version 8 of Microsoft's Internet Explorer browser, the company… https://www.virusbulletin.com/blog/2013/05/microsoft-offers-fix-it-ie-8-zero-day/

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/

Avast launches bug bounty programme

Security firm offers reward for info on bugs.
Security firm offers reward for info on bugs. Security firm Avast Software, producer of the popular avast! free anti-virus solution, has announced a bug bounty programme to… https://www.virusbulletin.com/blog/2013/01/avast-launches-bug-bounty-programme/

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/

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/

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/

Vulnerability turns McAfee's anti-malware solution into open relay

Flaw allows for spam to be sent through customers' PCs.
Flaw allows for spam to be sent through customers' PCs. A vulnerability discovered in McAfee's SaaS for Total Protection, the company's hosted anti-malware solution, effectively… https://www.virusbulletin.com/blog/2012/01/vulnerability-turns-mcafee-s-anti-malware-solution-open-relay/

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