VB Blog

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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VB2017 paper: Nine circles of Cerber

Posted by   Martijn Grooten on   Dec 15, 2017

Cerber is one of the major names in the world of ransomware, and last year, Check Point released a decryption service for the malware. Today, we publish a VB2017 paper by Check Point's Stanislav Skuratovich describing how the Cerber decryption tool worked; we have also uploaded the video of the presentation of this paper, by Or Eshed and Yaniv Balmas.

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Attack on Fox-IT shows how a DNS hijack can break multiple layers of security

Posted by   Martijn Grooten on   Dec 14, 2017

Dutch security firm Fox-IT deserves praise for being open about an attack on its client network. There are some important lessons to be learned about DNS security from its post-mortem.

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Throwback Thursday: BGP - from route hijacking to RPKI: how vulnerable is the Internet?

Posted by   Martijn Grooten on   Dec 14, 2017

For this week's Throwback Thursday, we look back at the video of a talk Level 3's Mike Benjamin gave at VB2016 in Denver, on BGP and BGP hijacks.

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Security Planner gives security advice based on your threat model

Posted by   Martijn Grooten on   Dec 13, 2017

Citizen Lab's Security Planner helps you improve your online safety, based on the specific threats you are facing.

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VB2017 video: Spora: the saga continues a.k.a. how to ruin your research in a week

Posted by   Martijn Grooten on   Dec 11, 2017

Today, we publish the video of the VB2017 presentation by Avast researcher Jakub Kroustek and his former colleague Előd Kironský, now at ESET, who told the story of Spora, one of of the most prominent ransomware families of 2017.

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VB2017 paper: Modern reconnaissance phase on APT – protection layer

Posted by   Martijn Grooten on   Dec 7, 2017

During recent research, Cisco Talos researchers observed the ways in which APT actors are evolving and how a reconnaissance phase is included in the infection vector in order to protect valuable zero-day exploits or malware frameworks. At VB2017 in Madrid, two of those researchers, Paul Rascagneres and Warren Mercer, presented a paper detailing five case studies that demonstrate how the infection vector is evolving. Today we publish both Paul and Warren's paper and the recording of their presentation.

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VB2017 paper: Peering into spam botnets

Posted by   Martijn Grooten on   Dec 1, 2017

At VB2017 in Madrid, CERT Poland researchers Maciej Kotowicz and Jarosław Jedynak presented a paper detailing their low-level analysis of five spam botnets. Today we publish their full paper.

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Throwback Thursday: Anti-malware testing undercover

Posted by   Martijn Grooten on   Nov 30, 2017

We look back at the VB2016 presentation by Righard Zwienenberg (ESET) and Luis Corrons (Panda Security), in which they discussed various issues relating to anti-malware testing.

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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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