VB Blog

VB2016 video: Last-minute paper: Malicious proxy auto-configs: an easy way to harvest banking credentials

Posted by   Martijn Grooten on   May 30, 2017

In a VB2016 last-minute presentation, Jaromír Horejší and Jan Širmer looked at Retefe, a trojan that has targeted banks in several European countries and used malicious proxy auto-config filesto redirect users' traffic to a server controlled by the attackers. A recording of their presentation is now available to view on our YouTube channel.

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WannaCry shows we need to understand why organizations don't patch

Posted by   Martijn Grooten on   May 17, 2017

Perhaps the question we should be asking about WannaCry is not "why do so many organizations allow unpatched machines to exist on their networks?" but "why doesn't patching work reasonably well most of the time?"

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Modern security software is not necessarily powerless against threats like WannaCry

Posted by   Martijn Grooten on   May 15, 2017

The WannaCry ransomware has affected many organisations around the world, making it probably the worst and most damaging of its kind. But modern security is not necessarily powerless against such threats.

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Throwback Thursday: CARO: A personal view

Posted by   Helen Martin on   May 11, 2017

This week sees the 11th International CARO Workshop taking place in Krakow, Poland – a prestigious annual meeting of anti-malware and security experts. As a founding member of CARO, Fridrik Skulason was well placed, in August 1994, to shed some light on the organization, to explain in detail CARO's main activities and functions, as well as the reasons behind its strict membership regulations.

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VB2016 paper: Uncovering the secrets of malvertising

Posted by   Martijn Grooten on   May 10, 2017

Malicious advertising, a.k.a. malvertising, has evolved tremendously over the past few years to take a central place in some of today’s largest web-based attacks. It is by far the tool of choice for attackers to reach the masses but also to target them with infinite precision and deliver such payloads as ransomware. Today, we publish a paper presented at VB2016 in Denver by Malwarebytes researchers Jérôme Segura and Chris Boyd, in which they look at the advertising ecosystem, how it is used, and at what techniques are being utilised to spread malware

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Throwback Thursday: Tools of the DDoS Trade

Posted by   Helen Martin on   May 4, 2017

As DDoS attacks become costlier to fix and continue to increase in both number and diversity, we turn back the clock to 2000, when Aleksander Czarnowski took a look at the DDoS tools of the day.

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VB2016 paper: Building a local passiveDNS capability for malware incident response

Posted by   Martijn Grooten on   May 4, 2017

At VB2016, Splunk researchers Kathy Wang and Steve Brant presented a Splunk app that can be used to locally collect passive DNS data. A recording of their presentation is now available to view on our YouTube channel.

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VB2016 video: Last-minute paper: A malicious OS X cocktail served from a tainted bottle

Posted by   Martijn Grooten on   Apr 28, 2017

In a VB2016 last-minute presentation, ESET researchers Peter Kalnai and Martin Jirkal looked at the OS X malware threats KeRanger and Keydnap, that both spread through a compromised BitTorrent client. A recording of their presentation is now available to view on our YouTube channel.

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Consumer spyware: a serious threat with a different threat model

Posted by   Martijn Grooten on   Apr 25, 2017

Consumer spyware is a growing issue and one that can have serious consequences: its use is increasingly common in domestic violence. But do our threat models consider the attacker with physical access to, and inside knowledge of the victim?

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VB2016 paper: Debugging and monitoring malware network activities with Haka

Posted by   Martijn Grooten on   Apr 24, 2017

In their VB2016 paper, Stormshield researchers Benoît Ancel and Mehdi Talbi introduced Haka, an open-source language to monitor, debug and control malicious network traffic. Both their paper and the video recording of their presentation are now available to read/view on www.virusbulletin.com.

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PDF trojan exploits Adobe flaw

Reader/Acrobat vulnerability targeted day after patch release.
Reader/Acrobat vulnerability targeted day after patch release. A vulnerability in Adobe's popular PDF-viewing software Adobe Reader and editing suite Acrobat, first reported a… https://www.virusbulletin.com/blog/2007/10/pdf-trojan-exploits-adobe-flaw/

Storm attack strikes back

Cute kitten cards cover latest wave of malware.
Cute kitten cards cover latest wave of malware. The Storm attack has returned with yet another wave of blended attacks, with links to the drive-by download sites of the initial… https://www.virusbulletin.com/blog/2007/10/storm-attack-strikes-back/

St. Petersburg US Consulate website hacked

Malware served by official government site.
Malware served by official government site. Web-watchers at Sophos have reported spotting malware hosted on the website of the US Consulate in St. Petersburg, using obfuscated… https://www.virusbulletin.com/blog/2007/09/st-petersburg-us-consulate-website-hacked/

Yahoo!-owned ad firm serves up trojans

Infectious flash adverts displayed on major sites.
Infectious flash adverts displayed on major sites. Advertising supplied by ad firm Right Media, a company bought out by web giant Yahoo! earlier this year after an initial… https://www.virusbulletin.com/blog/2007/09/yahoo-owned-ad-firm-serves-trojans/

Storm DDoS hits anti-scam sites

419 fighters attacked - NFL and TOR latest spam hooks.
419 fighters attacked - NFL and TOR latest spam hooks. The massive botnet amassed by the 'Storm' (Zhelatin/Nuwar/Dorf/etc.) attack continues to target new victims, with the TOR… https://www.virusbulletin.com/blog/2007/09/storm-ddos-hits-anti-scam-sites/

YouTube latest Storm hook

Fake video links aim to pull in yet more victims.
Fake video links aim to pull in yet more victims. The never-ending stream of 'Storm' attacks continued over the weekend with a new tactic - the latest spammed email campaign… https://www.virusbulletin.com/blog/2007/08/youtube-latest-storm-hook/

AVK tops latest AV-Test charts

Top four beat 99% in large collection scan.
Top four beat 99% in large collection scan. Testers at AV-Test.org have run 29 products over a massive collection of malware samples, with detection rates measured against 874,822… https://www.virusbulletin.com/blog/2007/08/avk-tops-latest-av-test-charts/

Latest Storm barrage offers site memberships

New tactic provides logins to special-interest sites.
New tactic provides logins to special-interest sites. The 'Storm' attack has changed tactic yet again, with the latest set of spams providing login details to a wide selection of… https://www.virusbulletin.com/blog/2007/08/latest-storm-barrage-offers-site-memberships/

Monster haul of data reaped from job site

Trojan gathers 1.6 million sets of jobseeker records.
Trojan gathers 1.6 million sets of jobseeker records. Researchers at Symantec have reported discovering a server carrying 1.6 million entries from the popular jobseeking website… https://www.virusbulletin.com/blog/2007/08/monster-haul-data-reaped-job-site/

Storm e-card malware keeps on coming

No end to flood of fake friendly greetings.
No end to flood of fake friendly greetings. A further wave of e-cards carrying links to 'Storm' malware (various labelled Nuwar, Peacomm, Dorf, Zhelatin) has been hitting inboxes… https://www.virusbulletin.com/blog/2007/08/storm-e-card-malware-keeps-coming/

Worries of Storm forming massive botnet

DDoS danger looms as infection levels boom.
DDoS danger looms as infection levels boom. Repeated waves of the 'Storm' trojan attacks continue to be spammed out, with the latest using more eCards to hook in still more… https://www.virusbulletin.com/blog/2007/08/worries-storm-forming-massive-botnet/

Trojans and worms hiding behind games

Mario latest lure to hook victims on malware.
Mario latest lure to hook victims on malware. Social engineering techniques used to trick computer users into running malicious code on their systems concentrate around simple… https://www.virusbulletin.com/blog/2007/08/trojans-and-worms-hiding-behind-games/

Ransomware returns

Trojan hides personal data, demands money with menaces.
Trojan hides personal data, demands money with menaces. A new version of a ransomware trojan has been sighted, recalling the warnings of two years ago when similar items first… https://www.virusbulletin.com/blog/2007/07/ransomware-returns/

Trojan using webmail to send spam

Captcha systems possibly cracked to automate account creation.
Captcha systems possibly cracked to automate account creation.BitDefender has reported a new trojan attempting to bypass security measures on leading webmail systems Hotmail and… https://www.virusbulletin.com/blog/2007/07/trojan-using-webmail-send-spam/

Fourth of July targeted by trojan spam

Celebration card emails carry links to malware.
Celebration card emails carry links to malware. A further wave of greetings-card spam has been widely seeded, in the wake of considerable Storm Worm activity in the last week, with… https://www.virusbulletin.com/blog/2007/07/fourth-july-targeted-trojan-spam/

Fake updates and phony postcards carry malware

Microsoft patch and greetings card spams bring more trojans.
Microsoft patch and greetings card spams bring more trojans. Several spam runs posing as vulnerability alerts from Microsoft have been spotted in the last week, with links to… https://www.virusbulletin.com/blog/2007/07/fake-updates-and-phony-postcards-carry-malware/

NOD32 alerts on suspect adverts

False positive reveals sneaky techniques used in ads.
False positive reveals sneaky techniques used in ads.ESET's NOD32 product was updated several times in close succession over the weekend, as false positives were introduced… https://www.virusbulletin.com/blog/2007/07/nod32-alerts-suspect-adverts/

1.4 million Chinese infected over holiday week

May vacations bring trojan avalanche for gamers and filesharers.
May vacations bring trojan avalanche for gamers and filesharers. Chinese computers, in heavy use with many people off work for the Labour Day holiday week, have suffered a major… https://www.virusbulletin.com/blog/2007/05/1-4-million-chinese-infected-over-holiday-week/

Phishing moves into more new areas

Surveys, phone lines, USB sticks and call girls the latest tactics for spammers and phishers.
Surveys, phone lines, USB sticks and call girls the latest tactics for spammers and phishers. The latest social-engineering methods being put to use by phishers show no let up in… https://www.virusbulletin.com/blog/2007/05/phishing-moves-more-new-areas/

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