VB Blog

Subtle change could see a reduction in installation of malicious Chrome extensions

Posted by   Martijn Grooten on   Jun 13, 2018

Google has made a subtle change to its Chrome browser, banning the inline installation of new extensions, thus making it harder for malware authors to trick users into unwittingly installing malicious extensions.

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Paper: EternalBlue: a prominent threat actor of 2017–2018

Posted by   Martijn Grooten on   Jun 11, 2018

We publish a paper by researchers from Quick Heal Security Labs in India, who study the EternalBlue and DoublePulsar exploits in full detail.

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'North Korea' a hot subject among VB2018 talks

Posted by   Virus Bulletin on   Jun 1, 2018

Several VB2018 papers deal explicitly or implicitly with threats that have been attributed to North Korean actors.

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Expired domain led to SpamCannibal's blacklist eating the whole world

Posted by   Martijn Grooten on   May 31, 2018

The domain of the little-used SpamCannibal DNS blacklist had expired, resulting in it effectively listing every single IP address.

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MnuBot banking trojan communicates via SQL server

Posted by   Martijn Grooten on   May 30, 2018

Researchers at IBM X-Force have discovered MnuBot, a banking trojan targeting users in Brazil, which is noteworthy for using SQL Server for command and control communication.

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Throwback Thursday: Giving the EICAR test file some teeth

Posted by   Martijn Grooten on   May 24, 2018

The 68-byte EICAR test file plays as important a role today as it did 19 years ago. In this week's Throwback Thursday we look back at a VB99 conference paper in which Randy Abrams described how this 'miracle tool' worked and how it could be used.

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XMRig used in new macOS cryptominer

Posted by   Martijn Grooten on   May 23, 2018

A new piece of cryptocurrency-mining malware on macOS has been found to use the popular XMRig miner.

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Tendency for DDoS attacks to become less volumetric fits in a wider trend

Posted by   Martijn Grooten on   May 22, 2018

CDN provider Cloudflare reports an increase in DDoS attacks targeting layer 7 and focusing on exhausting server resources rather than sending large volumes of data. This fits in a wider trend.

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Turkish Twitter users targeted with mobile FinFisher spyware

Posted by   Martijn Grooten on   May 15, 2018

Through fake social media accounts, users were tricked into installing an Android application that was actually a mobile version of the FinFisher spyware.

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Hide'n'Seek IoT botnet adds persistence

Posted by   Martijn Grooten on   May 9, 2018

The Hide'n'Seek IoT botnet has received an update to make its infection persist on infected devices beyond a restart.

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Botconf 2014 preview

Many VB authors and presenters to speak at second botnet-fighting conference.
Many VB authors and presenters to speak at second botnet-fighting conference. Last year, I attended the first edition of 'Botconf' in the French city of Nantes. I really enjoyed… https://www.virusbulletin.com/blog/2014/11/botconf-2014-preview/

Report: VB100 comparative review on Windows 8.1

40 out of 48 tested products earn VB100 award.
40 out of 48 tested products earn VB100 award. If you follow the security news, you may believe that all you have to worry about are nation states using zero-day vulnerabilities to… https://www.virusbulletin.com/blog/2014/11/report-comparative-review-windows-8-1/

Out-of-band patch released for all Windows versions

Kerberos bug means one set of credentials suffices to rule them all.
Kerberos bug means one set of credentials suffices to rule them all. If you are a Windows systems administrator, the content of this blog post will (hopefully) not come as a… https://www.virusbulletin.com/blog/2014/11/out-band-patch-released-all-windows-versions/

VB2014 paper: Optimized mal-ops. Hack the ad network like a boss

Why buying ad space makes perfect sense for those wanting to spread malware.
Why buying ad space makes perfect sense for those wanting to spread malware.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the… https://www.virusbulletin.com/blog/2014/11/paper-optimized-mal-ops-hack-ad-network-boss/

Book review: Bulletproof SSL and TLS

Must-read for anyone working with one of the Internet's most important protocols.
Must-read for anyone working with one of the Internet's most important protocols. I was reading Ivan Ristić's book Bulletproof SSL and TLS when rumours started to appear about an… https://www.virusbulletin.com/blog/2014/11/book-review-bulletproof-ssl-and-tls/

VB2014 paper: Bootkits: past, present & future

Despite better defences, the era of bootkits is certainly not behind us.
Despite better defences, the era of bootkits is certainly not behind us.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the… https://www.virusbulletin.com/blog/2014/11/paper-bootkits-past-present-amp-future/

Stuxnet infected Natanz plant via carefully selected targets rather than escape from it

Five initial victims of infamous worm named.
Five initial victims of infamous worm named. Today, as Wired journalist Kim Zetter publishes her book Countdown to Zero Day on Stuxnet, researchers from Kaspersky and Symantec… https://www.virusbulletin.com/blog/2014/11/stuxnet-infected-natanz-plant-carefully-selected-targets-rather-escape-it/

VB2014 paper: Apple without a shell - iOS under targeted attack

Developer Enterprise Program recently found to be used by WireLurker.
Developer Enterprise Program recently found to be used by WireLurker.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the… https://www.virusbulletin.com/blog/2014/11/paper-apple-without-shell-ios-under-targeted-attack/

Macro malware on the rise again

Users taught that having to enable enhanced security features is no big deal.
Users taught that having to enable enhanced security features is no big deal. When I joined Virus Bulletin almost eight years ago, macro viruses were already a thing of the past,… https://www.virusbulletin.com/blog/2014/11/macro-malware-rise-again/

VB2014 video: Attack points in health apps & wearable devices - how safe is your quantified self?

Health apps and wearable devices found to make many basic security mistakes.
Health apps and wearable devices found to make many basic security mistakes. "I know a lot of you have a Fitbit device." The geeks attending VB conferences tend to like their… https://www.virusbulletin.com/blog/2014/11/video-attack-points-health-apps-amp-wearable-devices-how-safe-your-quantified-self/

WireLurker malware infects iOS devices through OS X

Non-jailbroken devices infected via enterprise provisioning program.
Non-jailbroken devices infected via enterprise provisioning program. Researchers at Palo Alto Networks have published a research paper (PDF) analysing the 'WireLurker' malware that… https://www.virusbulletin.com/blog/2014/11/wirelurker-malware-infects-ios-devices-through-os-x/

VB2014 paper: DMARC - how to use it to improve your email reputation

Terry Zink presents case study in which he describes setting a DMARC policy for Microsoft.
Terry Zink presents case study in which he describes setting a DMARC policy for Microsoft.Over the next few months, we will be sharing VB2014 conference papers as well as video… https://www.virusbulletin.com/blog/2014/11/paper-dmarc-how-use-it-improve-your-email-reputation/

VB2014 Paper: Well, that escalated quickly. From penny-stealing malware to multi-million-dollar heists, a quick overview of the Bitcoin bonanza in the digital era

Santiago Pontiroli takes us on a rollercoaster ride through cryptocurrency land.
Santiago Pontiroli takes us on a rollercoaster ride through cryptocurrency land.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of… https://www.virusbulletin.com/blog/2014/11/paper-well-escalated-quickly-penny-stealing-malware-multi-million-dollar-heists-quick-overview-bitcoin-bonanza-digital-era/

November

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2014/11/

The VB2014 presentation you never saw. Early launch Android malware: your phone is 0wned

Malicious apps may have more privileges than security software.
Malicious apps may have more privileges than security software. There are many people without whom a Virus Bulletin conference wouldn't be possible: the VB team, the crew from Cue… https://www.virusbulletin.com/blog/2014/10/presentation-you-never-saw-early-launch-android-malware-your-phone-0wned/

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/

Paper: Invading the core: iWorm's infection vector and persistence mechanism

Malware spreads through infected torrent, then maintains persistence on the system.
Malware spreads through infected torrent, then maintains persistence on the system. A month ago, security firm Dr.Web reported it had discovered a new malware variant targeting Mac… https://www.virusbulletin.com/blog/2014/10/paper-invading-core-iworm-s-infection-vector-and-persistence-mechanism/

New IcoScript variant uses Gmail drafts for C&C communication

Switch likely to make modular malware even stealthier.
Switch likely to make modular malware even stealthier. Researchers at Shape Security have found a new variant of the IcoScript RAT that makes use of draft emails stored in Gmail,… https://www.virusbulletin.com/blog/2014/10/new-icoscript-variant-uses-gmail-drafts-c-amp-c-communication/

VB2014 paper: Hiding the network behind the network. Botnet proxy business model

Cristina Vatamanu and her colleagues describe how botherders keep their C&C servers hidden.
Cristina Vatamanu and her colleagues describe how botherders keep their C&C servers hidden.Over the next few months, we will be sharing VB2014 conference papers as well as video… https://www.virusbulletin.com/blog/2014/10/paper-hiding-network-behind-network-botnet-proxy-business-model/

VB2014 paper: Methods of malware persistence on Mac OS X

'KnockKnock' tool made available to the public.
'KnockKnock' tool made available to the public.Over the next few months, we will be sharing VB2014 conference papers as well as video recordings of the presentations. Today, we… https://www.virusbulletin.com/blog/2014/10/paper-methods-malware-persistence-mac-os-x/

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