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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Researchers crack into Storm botnet

Comms channels decrypted, automated removal possible.
Comms channels decrypted, automated removal possible. A group of German academics claim to have deciphered communications protocols used by the infamous 'Storm' botnet, allowing… https://www.virusbulletin.com/blog/2009/01/researchers-crack-storm-botnet/

Disconnection of dubious provider sees spam levels plummet

Web-hosting firm believed to be responsible for 75% of spam.
Web-hosting firm believed to be responsible for 75% of spam. Anti-spam researchers across the world reported a significant drop in the volume of spam seen after web-hosting firm… https://www.virusbulletin.com/blog/2008/11/disconnection-dubious-provider-sees-spam-levels-plummet/

Riders on a Storm

Researchers hijack botnet - and find spam success rates lower than previously believed.
Researchers hijack botnet - and find spam success rates lower than previously believed. Less than 1 in 12 million spam emails sent through the infamous Storm botnet led to a… https://www.virusbulletin.com/blog/2008/11/riders-storm/

Storm mails bring spoof World War 3 news

US-Iran war story used as hook for malware barrage.
US-Iran war story used as hook for malware barrage. The Storm botnet has been spamming in force again in the past week, with its expected run targeting 4th of July celebrations in… https://www.virusbulletin.com/blog/2008/07/storm-mails-bring-spoof-world-war-3-news/

MAAWG unveils spam and botnet battling policies

Working group of ISPs and net operators issue traffic calming guidelines.
Working group of ISPs and net operators issue traffic calming guidelines. Global collaboration body the Messaging Anti-Abuse Working Group (MAAWG) has ratified a set of guidelines… https://www.virusbulletin.com/blog/2008/06/maawg-unveils-spam-and-botnet-battling-policies/

41 months plus hefty fine for botherder

Cross-border operation brings adware crook to book.
Cross-border operation brings adware crook to book. A Florida man has been sentenced to 41 months in prison and fined $65,000 (approx. £32,000) after implanting bot software on… https://www.virusbulletin.com/blog/2008/06/41-months-plus-hefty-fine-botherder/

HP ships infected USB keys

Autorun worms found on batch of server setup devices.
Autorun worms found on batch of server setup devices. A batch of USB thumb drives containing software intended to assist in the setup of servers have been found to contain some… https://www.virusbulletin.com/blog/2008/04/hp-ships-infected-usb-keys/

'Kraken' monster botnet causing controversy

As latest botnet scare debated, Storm keeps on blowing.
As latest botnet scare debated, Storm keeps on blowing. Recent reports of a massive botnet, apparently sneaking its trojans past security software and far outnumbering better-known… https://www.virusbulletin.com/blog/2008/04/kraken-monster-botnet-causing-controversy/

Cybercriminals charged in New Zealand, Korea

Law closes in on alleged botnet master and rogue anti-spyware maker.
Law closes in on alleged botnet master and rogue anti-spyware maker. Police in New Zealand have charged an 18-year-old in connection with a botnet he is suspected of building and… https://www.virusbulletin.com/blog/2008/03/cybercriminals-charged-new-zealand-korea/

Botnet-herding team arrested in Quebec

Gang held for managing million-machine zombie net.
Gang held for managing million-machine zombie net. Canadian police have announced the arrests of up to 17 people in Quebec, in connection with a major botnet operation thought to… https://www.virusbulletin.com/blog/2008/02/botnet-herding-team-arrested-quebec/

Storm Valentines run under way

Seasonal spam and malware barrage gets going.
Seasonal spam and malware barrage gets going. The expected run of 'Storm' spams, pushing links to their latest line of malware disguised as Valentine's messages, has begun, with… https://www.virusbulletin.com/blog/2008/02/storm-valentines-run-under-way/

Stormy love letters

Storm botnet celebrates birthday with new wave of spam.
Storm botnet celebrates birthday with new wave of spam. Earlier this week malware experts warned of likely increased activity of the Storm botnet around Valentine's Day next month.… https://www.virusbulletin.com/blog/2008/01/stormy-love-letters/

Phishing danger increases as Storm botnet is hired out

Smart new trojan and Storm diversification add to online banking risk.
Smart new trojan and Storm diversification add to online banking risk. The dangers of banking online grew significantly in past weeks, as portions of the ever-expanding Storm… https://www.virusbulletin.com/blog/2008/01/phishing-danger-increases-storm-botnet-hired-out/

Botnet roasting on an open fire

FBI reports successes of operation Bot Roast; McAfee predicts cyber espionage for 2008.
FBI reports successes of operation Bot Roast; McAfee predicts cyber espionage for 2008. The FBI has revealed that eight individuals have been indicted, pled guilty or been… https://www.virusbulletin.com/blog/2007/12/botnet-roasting-open-fire/

Teenage botherder arrested in New Zealand

International cooperation also leads to eight arrests in the US.
International cooperation also leads to eight arrests in the US. Police in New Zealand have arrested an 18-year-old youth believed to be the herder of a botnet of 1.3 million… https://www.virusbulletin.com/blog/2007/11/teenage-botherder-arrested-new-zealand/

US botnet master confesses to crimes

Security consultant to plead guilty, could face heavy sentence.
Security consultant to plead guilty, could face heavy sentence. A Los Angeles man has agreed to plead guilty to several counts of fraud and unauthorised interfering with computer… https://www.virusbulletin.com/blog/2007/11/us-botnet-master-confesses-crimes/

Storm botnet evolution hints at spam and DDoS renting

Latest change in tactics could mean zombie clusters for hire.
Latest change in tactics could mean zombie clusters for hire. The latest twist in the long-running 'Storm' saga, the use of encryption in communications between infected hosts and… https://www.virusbulletin.com/blog/2007/10/storm-botnet-evolution-hints-spam-and-ddos-renting/

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/

House of Lords warns of e-crime fears

Report recommends harder, smarter fight against online dangers.
Report recommends harder, smarter fight against online dangers. A major report by the Science and Technology Committee of the UK's House of Lords has found the internet to be rife… https://www.virusbulletin.com/blog/2007/08/house-lords-warns-e-crime-fears/

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/

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