VB Blog

DMARC: an imperfect solution that can make a big difference

Posted by Martijn Grooten on Jul 24, 2017

US Senator Ron Wyden has asked the Department of Homeland Security to implement DMARC. Martijn Grooten looks at what difference this could make for phishing attacks impersonating the US federal governent.

Posted by Martijn Grooten on Jul 20, 2017

Unsurprisingly given today's threat landscape, the VB2017 programme contains several talks on various advanced persistent threats - but also a talk on what may be the polar opposite of such threats: an inept persistent threat.

Posted by Martijn Grooten on Jul 18, 2017

Password security advice focuses too much on password strength and too little on avoiding password reuse, Martijn Grooten argues.

Posted by Martijn Grooten on Jul 17, 2017

Though the location will remain a secret for a few more months, we are pleased to announce the dates for VB2018, the 28th Virus Bulletin International Conference.

Posted by Martijn Grooten on Jul 10, 2017

The second edition of BSides Athens saw a great and varied programme presented in the Greek capital. VB's Martijn Grooten was pleased to attend.

Posted by Martijn Grooten on Jul 7, 2017

Spreading 'FUD' in the wake of cyber-attacks is never a good idea. But it's even worse when this might be one of the attackers' implicit goals.

Posted by Martijn Grooten on Jul 7, 2017

For the third year in a row, we have set aside a limited number of student tickets for the Virus Bulletin conference, to allow 'next-generation' security researchers to experience one of the most important gatherings of security researchers around the world.

Posted by Martijn Grooten on Jul 4, 2017

Virus Bulletin has opened nominations for the fourth annual Péter Szőr Award, for the best piece of technical security research published between 1 July 2016 and 30 June 2017.

Posted by Martijn Grooten on Jul 3, 2017

According to some researchers, there is some evidence linking the recent (Not)Petya attacks with the BlackEnergy group - which became infamous for its targeted attacks against the Ukraine. At VB2016, ESET researchers Anton Cherepanov and Robert Lipovsky spoke about BlackEnergy, providing an overview of the group's attacks. Today, we publish their paper.

Posted by Martijn Grooten on Jun 30, 2017

As WannaCry and (Not)Petya have shown, malware attacks can do a lot of damage. So is staying safe just a case of following good security advice?

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Patch Tuesday released closely followed by emergency update

Bumper crop of patches plus further fix leave known holes open.
Bumper crop of patches plus further fix leave known holes open. This month's 'Patch Tuesday' security bulletin from Microsoft contained eight separate updates, two more than… https://www.virusbulletin.com/blog/2008/12/patch-tuesday-released-closely-followed-emergency-update/

Worm targets MS08-067 vulnerability

Exploit attack patches flaw once system penetrated.
Exploit attack patches flaw once system penetrated. A worm has been seen taking advantage of the vulnerability in Microsoft's Windows Server Service, patched out-of-cycle last… https://www.virusbulletin.com/blog/2008/12/worm-targets-ms08-067-vulnerability/

Microsoft to replace OneCare with free AV product

OneCare retirement announced, new product will be lighter on systems and pockets.
OneCare retirement announced, new product will be lighter on systems and pockets.Microsoft has announced plans to put an end to its home-user security product Live OneCare, and to… https://www.virusbulletin.com/blog/2008/11/microsoft-replace-onecare-free-av-product/

Two updates in Microsoft's November's patch release

Just two updates released by Microsoft this month: one rated critical, one important.
Just two updates released by Microsoft this month: one rated critical, one important.Microsoft has issued two updates in the November round of its monthly patch release cycle, one… https://www.virusbulletin.com/blog/2008/11/two-updates-microsoft-s-november-s-patch-release/

Microsoft issues emergency patch

Out-of-cycle update fixes serious, wormable flaw.
Out-of-cycle update fixes serious, wormable flaw.Microsoft has issued an emergency update to cover a serious vulnerability in the Windows Server service, breaking its usual monthly… https://www.virusbulletin.com/blog/2008/10/microsoft-issues-emergency-patch/

Four critical updates this Patch Tuesday

11 updates to be issued by Microsoft in October's monthly patch release: 4 critical.
11 updates to be issued by Microsoft in October's monthly patch release: 4 critical.Microsoft has prepared a total of 11 updates for the October round of its monthly patch release… https://www.virusbulletin.com/blog/2008/10/four-critical-updates-patch-tuesday/

Four critical updates in Patch Tuesday release

Monthly security update small but vital.
Monthly security update small but vital.Microsoft has released its monthly 'Patch Tuesday' batch of security updates, with only four items on the list but all of them marked… https://www.virusbulletin.com/blog/2008/09/four-critical-updates-patch-tuesday-release/

Patch Tuesday sees serious DNS flaws fixed

Nothing marked critical, but some very important patches issued.
Nothing marked critical, but some very important patches issued.Microsoft's latest 'Patch Tuesday' round of security updates for once contains no bulletins marked as 'critical',… https://www.virusbulletin.com/blog/2008/07/patch-tuesday-sees-serious-dns-flaws-fixed/

Microsoft releases latest Patch Tuesday fixes

7 vulnerabilities, 3 critical, addressed in June security update.
7 vulnerabilities, 3 critical, addressed in June security update.Microsoft has issued its monthly 'Patch Tuesday' set of security fixes, with seven separate areas covered of which… https://www.virusbulletin.com/blog/2008/06/microsoft-releases-latest-patch-tuesday-fixes/

Microsoft increases pressure on Apple to fix Safari blended threat

'Carpet bombing' vulnerability more serious than Apple claims, MS warns.
'Carpet bombing' vulnerability more serious than Apple claims, MS warns.Microsoft, whose Internet Explorer has come under frequent criticism for security vulnerabilities, has… https://www.virusbulletin.com/blog/2008/06/microsoft-increases-pressure-apple-fix-safari-blended-threat/

Latest Patch Tuesday update released

Microsoft announces five 'critical' vulnerabilities need fixing.
Microsoft announces five 'critical' vulnerabilities need fixing.Microsoft has issued its monthly 'Patch Tuesday' security bulletin, with five 'critical' and three 'important'… https://www.virusbulletin.com/blog/2008/04/latest-patch-tuesday-update-released/

Access flaw exploited via Word

Microsoft's employees hunting vulnerabilities instead of Easter eggs.
Microsoft's employees hunting vulnerabilities instead of Easter eggs. A buffer overrun vulnerability in Microsoft's Jet Database Engine, the underlying database behind Microsoft… https://www.virusbulletin.com/blog/2008/03/access-flaw-exploited-word/

Microsoft acquires Komoku

Anti-rootkit software to become part of Forefront and OneCare.
Anti-rootkit software to become part of Forefront and OneCare. Just before Easter, Microsoft announced it had acquired Komoku, a Maryland-based company that builds anti-rootkit… https://www.virusbulletin.com/blog/2008/03/microsoft-acquires-komoku/

Latest Patch Tuesday release

March's Patch Tuesday sees four 'critical' updates.
March's Patch Tuesday sees four 'critical' updates.Microsoft has released its monthly 'Patch Tuesday' security bulletin. This month the bulletin features four 'critical' updates,… https://www.virusbulletin.com/blog/2008/03/latest-patch-tuesday-release/

'Olympic' emails contain malicious XLS attachments

Malware writers sprint to use vulnerabilities before next Patch Tuesday.
Malware writers sprint to use vulnerabilities before next Patch Tuesday. Security researchers have reported seeing emails containing XLS attachments designed to exploit a yet… https://www.virusbulletin.com/blog/2008/03/olympic-emails-contain-malicious-xls-attachments/

IE8 to include malware filtering

New features list includes upgrade to security provision.
New features list includes upgrade to security provision. The next version of Microsoft's Internet Explorer web browser, IE8, could include malware detection as standard, in an… https://www.virusbulletin.com/blog/2008/03/ie8-include-malware-filtering/

Vista SP1 clashing with AV products

Service Pack causing issues for several security suites.
Service Pack causing issues for several security suites.Microsoft has released details of several software products that are known to have problems running in conjunction with… https://www.virusbulletin.com/blog/2008/02/vista-sp1-clashing-av-products/

Microsoft research revives 'friendly worm' ideas

Malware techniques proposed as update-spreading method.
Malware techniques proposed as update-spreading method. A group of Microsoft researchers have put forward proposals to use worm techniques to spread patches and updates across… https://www.virusbulletin.com/blog/2008/02/microsoft-research-revives-friendly-worm-ideas/

Bumper Patch Tuesday short of one patch

Excel remains vulnerable as expected fix is dropped.
Excel remains vulnerable as expected fix is dropped.Microsoft has issued its monthly 'Patch Tuesday' set of security updates, with a larger than usual crop of patches for a variety… https://www.virusbulletin.com/blog/2008/02/bumper-patch-tuesday-short-one-patch/

Live Mail CAPTCHA system bypassed

Spammers use botnet to register accounts on popular free webmail service.
Spammers use botnet to register accounts on popular free webmail service.Spammers have written a program that cracks the CAPTCHAS used by the Windows Live Mail registration system.… https://www.virusbulletin.com/blog/2008/02/live-mail-captcha-system-bypassed/

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