VB Blog

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.

Read more  

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.

Read more  

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.

Read more  

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.

Read more  

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.

Read more  

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.

Read more  

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.

Read more  

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.

Read more  

Virus Bulletin relaunches VB Security Jobs Market for both employers and job seekers

Posted by   Martijn Grooten on   Nov 30, 2017

As an independent body in the IT security industry, Virus Bulletin is in an ideal position to act as a global source of information both about jobs currently available in the field and about those candidates currently seeking to start or progress their career in the industry - which is why we have relaunched the VB Security Jobs Market.

Read more  

VB2017 paper: Offensive malware analysis: dissecting OSX/FruitFly.B via a custom C&C server

Posted by   Martijn Grooten on   Nov 29, 2017

At VB2017 in Madrid, macOS malware researcher Patrick Wardle presented the details of a specific piece of Mac malware, FruitFly, which he analysed through a custom C&C server - a technique that will also be of interest for researchers of malware on other platforms. Today we publish both Patrick's paper and the recording of his presentation.

Read more  

Search blog

Symbian SMS pest highlighted

Mobile exploit attack disables messaging.
Mobile exploit attack disables messaging. A presentation at a popular hacking forum has brought much attention to a flaw in the SMS processing in some versions of the Symbian… https://www.virusbulletin.com/blog/2009/01/symbian-sms-pest-highlighted/

MS to release out-of-band patch for critical IE vulnerability

Users advised to patch ASAP.
Users advised to patch ASAP.Microsoft is set to release an emergency out-of-band patch for the vulnerability in its Internet Explorer browser reported last week. Attacks via the… https://www.virusbulletin.com/blog/2008/12/ms-release-out-band-patch-critical-ie-vulnerability/

IE zero-day danger growing

Large numbers of users vulnerable to unpatched problem.
Large numbers of users vulnerable to unpatched problem. The as-yet unpatched vulnerability in Microsoft's Internet Explorer browser, reported last week and coinciding with the… https://www.virusbulletin.com/blog/2008/12/ie-zero-day-danger-growing/

FTC goes after scareware scammers

Courts crack down on pushers of rogue anti-malware.
Courts crack down on pushers of rogue anti-malware. The US Federal Trade Commission (FTC) has announced a successful move to persuade a US district court to shut down a major… https://www.virusbulletin.com/blog/2008/12/ftc-goes-after-scareware-scammers/

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/

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/

Vulnerability test raises hackles

Secunia suite trial slates lack of PoC detection, but test methods called into question.
Secunia suite trial slates lack of PoC detection, but test methods called into question. Vulnerability specialist Secunia published the results of a trial of internet security… https://www.virusbulletin.com/blog/2008/10/vulnerability-test-raises-hackles/

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/

Trend OfficeScan flaws labelled highly critical

Web-delivered products at risk of allowing remote access.
Web-delivered products at risk of allowing remote access. A set of vulnerabilities have been reported in Trend Micro's Officescan product, which have been flagged with the 'Highly… https://www.virusbulletin.com/blog/2008/08/trend-officescan-flaws-labelled-highly-critical/

DNS flaw exploitation danger growing

Slow patchers targeted by sophisticated attacks.
Slow patchers targeted by sophisticated attacks. The serious vulnerability in the implementation of DNS systems has been targeted by malicious attacks, as security watchers have… https://www.virusbulletin.com/blog/2008/08/dns-flaw-exploitation-danger-growing/

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/

Macs under attack from trojan double whammy

Two new threats in a week spark worries of approaching Mac malware era.
Two new threats in a week spark worries of approaching Mac malware era. Users of Apple Mac systems, who have so far only suffered from minimal attention from malware creators, may… https://www.virusbulletin.com/blog/2008/06/macs-under-attack-trojan-double-whammy/

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/

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/

Cisco announces 'Patch Wednesdays'

Cisco set to embark on regular release cycle.
Cisco set to embark on regular release cycle. Following a trend set by Microsoft's monthly 'Patch Tuesdays' and Oracle's quarterly security updates, networking giant Cisco has… https://www.virusbulletin.com/blog/2008/03/cisco-announces-patch-wednesdays/

We have placed cookies on your device in order to improve the functionality of this site, as outlined in our cookies policy. However, you may delete and block all cookies from this site and your use of the site will be unaffected. By continuing to browse this site, you are agreeing to Virus Bulletin's use of data as outlined in our privacy policy.