VB Blog

Paper: New Keylogger on the Block

Posted by   Martijn Grooten on   Jul 5, 2016

In a new paper published by Virus Bulletin, Sophos researcher Gabor Szappanos takes a look at the KeyBase keylogger, sold as a commercial product and popular among cybercriminals who use it in Office exploit kits.

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BSides Denver to take place the day after VB2016

Posted by   Martijn Grooten on   Jun 28, 2016

VB2016, the 26th International Virus Bulletin conference, is an excellent reason to go to Denver, Colorado in the first week of October. But there is another reason to come to Denver: BSides Denver, which will take place the day after VB2016, on Saturday 8 October 2016.

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VB2015 paper: DDoS Trojan: A Malicious Concept that Conquered the ELF Format

Posted by   Virus Bulletin on   Jun 13, 2016

In their VB2015 paper, Peter Kálnai and Jaromír Hořejší look at the current state of DDoS trojans forming covert botnets on unsuspecting systems. The paper provides a technical analysis of the most important malware families, focusing on infection methods, dynamic behaviour, C&C communication, obfuscation techniques, advanced methods of persistence and stealth, and elimination of rivals.

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Throwback Thursday: Hyppönen, that Data Fellow / Finnish Sprayer

Posted by   Helen Martin on   Jun 2, 2016

This week, well known and universally respected industry guru Mikko Hyppönen celebrates his 25th anniversary of working at F-Secure (formerly known as Data Fellows). VB takes a look back in the archives at two articles published in 1994: an "insight" into the life and work of the then rising star of the anti-virus world, and a virus analysis penned by the man himself.

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VB2015 paper: Economic Sanctions on Malware

Posted by   Helen Martin on   Jun 1, 2016

Financial pressure can be a proactive and potentially very effective tool in making our computer ecosystems safer. By cleverly employing various trust metrics and technologies such as digital signing, watermarking, and public-key infrastructure in strategically selected places, we can encourage good behaviours and punish bad ones. In his VB2015 paper, Igor Muttik analyses and gives examples of technologies (certificates, credentials, etc.) to de-incentivize bad behaviours in several ecosystems (Windows, Android, iOS).

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Virus Bulletin's job site for recruiters and job seekers

Posted by   Martijn Grooten on   May 26, 2016

Virus Bulletin has relaunched its security job vacancy service and added a new section, in which job seekers can advertise their skills and experience.

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Throwback Thursday: One_Half: The Lieutenant Commander?

Posted by   Helen Martin on   May 26, 2016

In October 1994, a new multi-partite virus appeared, using some of the techniques developed by the Dark Avenger in Commander_Bomber. As if this were not enough, the One_Half virus could also encrypt vital parts of the fixed disk. Eugene Kaspersky provided a detailed analysis.

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Advertisements on Blogspot sites lead to support scam

Posted by   Martijn Grooten on   May 9, 2016

Support scam pop-ups presented through malicious advertisements show that, next to vulnerable end points, gullible users remain an easy source of money for online criminals.

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To make Tor work better on the web, we need to be honest about it

Posted by   Martijn Grooten on   May 6, 2016

Many websites put barriers in front of visitors who use the Tor network. If we want to make the web more accessible through Tor, we need to be honest about why this is done, rather than cry wolf about a dislike for privacy, Martijn Grooten says.

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Paper: How It Works: Steganography Hides Malware in Image Files

Posted by   Martijn Grooten on   Apr 28, 2016

A new paper by CYREN researcher Lordian Mosuela takes a close look at Gatak, or Stegoloader, a piece of malware that was discovered last year and that is controlled via malicious code embedded in a PNG image, a technique known as steganography.

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Botnet rented for online extortion

Man who threatened World Cup bookmakers with DDoS attack convicted.
Man who threatened World Cup bookmakers with DDoS attack convicted. A German man who hired a botnet and used it to threaten bookmakers with DDoS attacks during the 2010 FIFA World… https://www.virusbulletin.com/blog/2011/06/botnet-rented-online-extortion/

Zeus source code leaked

Banking trojan among the most advanced of its kind.
Banking trojan among the most advanced of its kind. Researchers at Danish security firm CSIS have discovered that the full source code of the Zeus crime kit has been leaked to… https://www.virusbulletin.com/blog/2011/05/zeus-source-code-leaked/

Smile, you're on a botnet!

Multi-platform Java botnet allows for remote control of webcam and microphone.
Multi-platform Java botnet allows for remote control of webcam and microphone. Researchers have discovered a multi-platform botnet running on the Java Runtime Environment (JRE)… https://www.virusbulletin.com/blog/2011/05/smile-you-re-botnet/

Department of Justice shuts down Coreflood botnet

'Stop' command sent from replaced command and control servers.
'Stop' command sent from replaced command and control servers. Earlier this week the US Department of Justice (DoJ) obtained an unprecedented temporary restraining order (TRO) that… https://www.virusbulletin.com/blog/2011/04/department-justice-shuts-down-coreflood-botnet/

Cutwail botnet sent 1.7 trillion spam messages

Operators made several million through botnet.
Operators made several million through botnet. Researchers from The Last Line of Defense and universities in Bochum and Santa Barbara have shared some insight into the workings of… https://www.virusbulletin.com/blog/2011/03/cutwail-botnet-sent-1-7-trillion-spam-messages/

Spam levels take a nose dive as Rustock apparently taken down - update

Eerie silence from Rustock botnet. Microsoft reported to have co-ordinated take down.
Eerie silence from Rustock botnet. Microsoft reported to have co-ordinated take down. Spam levels have taken a nose dive over the last 24 hours - apparently as a result of a take… https://www.virusbulletin.com/blog/2011/03/spam-levels-take-nose-dive-rustock-apparently-taken-down-update/

Cybercriminals frustrated with botnet trackers

Drastic measures discussed by users of online forum.
Drastic measures discussed by users of online forum. Russian cybercriminals are willing to go to great lengths to frustrate services that hinder botnets created with the ZeuS and… https://www.virusbulletin.com/blog/2011/03/cybercriminals-frustrated-botnet-trackers/

ENISA calls for revised botnet measurements

EU agency says current measures of botnet threat are misleading.
EU agency says current measures of botnet threat are misleading. European cyber security agency, ENISA (the European Network and Information Security Agency) has called for a… https://www.virusbulletin.com/blog/2011/03/enisa-calls-revised-botnet-measurements/

New peer-to-peer botnet discovered

New botnet shares fast flux DNS and other similarities with Storm and Waledac.
New botnet shares fast flux DNS and other similarities with Storm and Waledac. In the last few days of 2010, security researchers discovered a new botnet that shares many… https://www.virusbulletin.com/blog/2011/01/new-peer-peer-botnet-discovered/

41% of spam sent via Rustock botnet

Botnet spam back after short summer break.
Botnet spam back after short summer break. In its latest intelligence report, security firm MessageLabs reports that 41% of all spam is being sent through the Rustock botnet, an… https://www.virusbulletin.com/blog/2010/08/41-spam-sent-rustock-botnet/

Mariposa bot herders apply for job with security firm

Applicants weren't successful, but may not see prison either.
Applicants weren't successful, but may not see prison either.Panda Labs' Luis Corrons believed he was the victim if a practical joke when two people who had been involved in the… https://www.virusbulletin.com/blog/2010/05/mariposa-bot-herders-apply-job-security-firm/

Botnet taken down as ringleaders are arrested

'Mariposa' included almost 13 million zombies.
'Mariposa' included almost 13 million zombies. Spanish authorities have managed to take down the Mariposa botnet - one of the largest of its kind which is believed to have infected… https://www.virusbulletin.com/blog/2010/03/botnet-taken-down-ringleaders-are-arrested/

Botnets becoming more robust

Zeus botnet used Amazon's in-the-cloud service to control bots.
Zeus botnet used Amazon's in-the-cloud service to control bots. New reports by MessageLabs and McAfee show that botherders have learned a lesson following the take-down of McColo… https://www.virusbulletin.com/blog/2009/12/botnets-becoming-more-robust/

Take-down of rogue ISP sees temporary drop in spam levels

Spam levels back to normal within a few days.
Spam levels back to normal within a few days. The take-down of the rogue ISP Real Host on 1 August saw spam levels temporarily drop by more than a third, Messagelabs claims in its… https://www.virusbulletin.com/blog/2009/08/take-down-rogue-isp-sees-temporary-drop-spam-levels/

Yxe trojan infecting mobile phones

Symbian software-signing slipup certifies SMS spambot.
Symbian software-signing slipup certifies SMS spambot. A new trojan, the first of its kind, is affecting users of the Symbian mobile operating system by spreading itself via text… https://www.virusbulletin.com/blog/2009/07/yxe-trojan-infecting-mobile-phones/

McColo shutdown not felt the same by all recipients

Mailbox-level reduction may depend on spam detection methods.
Mailbox-level reduction may depend on spam detection methods. When the rogue provider McColo was taken offline in November 2008, depriving many botnets of their command and control… https://www.virusbulletin.com/blog/2009/07/mccolo-shutdown-not-felt-same-all-recipients/

Five botnets responsible for 75% of spam sent

Each infected machine sends spam at rate of almost two messages per second.
Each infected machine sends spam at rate of almost two messages per second.Spam levels have increased 60% since the beginning of this year, according to security company Marshal8e6… https://www.virusbulletin.com/blog/2009/07/five-botnets-responsible-75-spam-sent/

Korea DDoS surge mired in hype and confusion

Rows rumble on over sources and targets of botnet attacks.
Rows rumble on over sources and targets of botnet attacks. Last week's gush of denial-of-service attacks has sparked considerable excitement and argument, with rumours of possible… https://www.virusbulletin.com/blog/2009/07/korea-ddos-surge-mired-hype-and-confusion/

BBC botnet hijack proves controversial

Legal issues raised by broadcaster's demo of spamming, DDoS, cleanup attempt.
Legal issues raised by broadcaster's demo of spamming, DDoS, cleanup attempt. A BBC report into the dangers of botnets has got the corporation into hot water, after reporters took… https://www.virusbulletin.com/blog/2009/03/bbc-botnet-hijack-proves-controversial/

MS forms anti-Conficker alliance

Industry group to combine efforts, reward offered.
Industry group to combine efforts, reward offered.Microsoft has announced a collaborative effort to combat the Conficker (aka Downadup) botnet, the widespread infection making… https://www.virusbulletin.com/blog/2009/02/ms-forms-anti-conficker-alliance/

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