VB Blog

What cybersecurity experts are talking about in 2025

Posted by Virus Bulletin on Jun 10, 2025

The cybersecurity field moves quickly, with new research surfacing regularly and threat actors constantly shifting their approaches. We've gathered five recent research topics that caught our attention, each offering a different angle on the current threat landscape and the creative ways both attackers and defenders are adapting.

Posted by Virus Bulletin on Jun 24, 2024

VB is excited to announce that, starting from the Q3 test, all VBSpam tests of email security products will be executed under the AMTSO framework.

Posted by Virus Bulletin on Apr 2, 2024

We were very sorry to learn of the passing of Professor Ross Anderson a few days ago.

Posted by Virus Bulletin on Feb 14, 2024

We were very sorry to learn of the passing of industry pioneer Dr Alan Solomon earlier this week.

Posted by Virus Bulletin on Oct 12, 2023

In a new paper, researchers Aditya K Sood and Rohit Bansal provide details of a security vulnerability in the Nexus Android botnet C&C panel that was exploited in order to gather threat intelligence, and present a model of mobile AppInjects.

Posted by Virus Bulletin on Dec 8, 2021

In a new paper, F5 researchers Aditya K Sood and Rohit Chaturvedi present a 360 analysis of Collector-stealer, a Russian-origin credential and information extractor.

Posted by Virus Bulletin on Nov 4, 2021

VB has made all VB2021 localhost presentations available on the VB YouTube channel, so you can now watch - and share - any part of the conference freely and without registration.

Posted by Virus Bulletin on Oct 11, 2021

VB2021 localhost - VB's second virtual conference - took place last week, but you can still watch all the presentations.

Posted by Virus Bulletin on Aug 2, 2021

The call for last-minute papers for VB2021 localhost is now open. Submit before 20 August to have your paper considered for one of the slots reserved for 'hot' research!

Posted by Virus Bulletin on Apr 21, 2021

Kurt Natvig explains how he recompiled malicious VBA macro code to valid harmless Python 3.x code.

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Compromised Yahoo! accounts continue to spread Android malware

Problem likely to be on Yahoo!'s side.
Problem likely to be on Yahoo!'s side. In recent weeks, we have noticed an uptick in the amount of spam sent from compromised Yahoo! accounts; we have reasons to believe the… https://www.virusbulletin.com/blog/2013/06/compromised-yahoo-accounts-continue-spread-android-malware/

AV Test releases Android test data

30 mobile solutions tested for malware protection and speed hit.
30 mobile solutions tested for malware protection and speed hit. Independent test organization AV-Test has released its latest report, covering the Andriod platform. This major… https://www.virusbulletin.com/blog/2013/06/av-test-releases-android-test-data/

India believed to be source of sophisticated surveillance campaigns

In-depth investigations find widespread worldwide snooping, Pakistan primary target.
In-depth investigations find widespread worldwide snooping, Pakistan primary target. Several reports have emerged recently covering a highly organised campaign of targeted… https://www.virusbulletin.com/blog/2013/05/india-believed-be-source-sophisticated-surveillance-campaigns/

Commoditization increasingly seen in mobile malware

Number of malicious samples and families increase, as Android remains most popular mobile platform.
Number of malicious samples and families increase, as Android remains most popular mobile platform. As the number of mobile malware samples in existence continues to grow faster… https://www.virusbulletin.com/blog/2013/05/commoditization-increasingly-seen-mobile-malware/

Program turns anti-analysis tools against the malware

Users cautioned to be wary of a false sense of security.
Users cautioned to be wary of a false sense of security. Could you defeat VM-aware malware by making your system aware of VM-aware malware? Tricks to frustrate researchers and… https://www.virusbulletin.com/blog/2013/05/program-turns-anti-analysis-tools-against-malware/

Flame worm one of the most complex threats ever discovered

Malware possibly used for cyber-espionage.
Malware possibly used for cyber-espionage. The jury is out on whether 'Flame' (also known as 'Flamer' or 'Skywiper') is 'the most lethal cyberweapon to date' as some have claimed,… https://www.virusbulletin.com/blog/2012/05/flame-worm-one-most-complex-threats-ever-discovered/

FBI warns against malware installed via hotel networks

Malware poses as fake update of popular software.
Malware poses as fake update of popular software. The FBI has warned travellers against fake software updates served through hotel connections which actually attempt to install… https://www.virusbulletin.com/blog/2012/05/fbi-warns-against-malware-installed-hotel-networks/

Android malware served via compromised websites

Malware downloaded automatically, but requires user permission to be installed.
Malware downloaded automatically, but requires user permission to be installed. Researchers at mobile security company Lookout have discovered a number of compromised websites that… https://www.virusbulletin.com/blog/2012/05/android-malware-served-compromised-websites/

Significant rise in malicious spam and phishing

Over one quarter of malicious emails contain eight-year-old malware.
Over one quarter of malicious emails contain eight-year-old malware. Email security firm eleven has reported a significant rise in both malicious emails and phishing emails in the… https://www.virusbulletin.com/blog/2012/04/significant-rise-malicious-spam-and-phishing/

New Zeus/SpyEye botnet does away with command-and-control servers

Increasing use of UDP to avoid communication tracking.
Increasing use of UDP to avoid communication tracking. Researchers at Symantec have discovered a new parallel build of Zeus (also known as Zbot) and SpyEye that appears to be… https://www.virusbulletin.com/blog/2012/02/new-zeus-spyeye-botnet-does-away-command-and-control-servers/

Sykipot trojan used to target smart cards

Defence companies among small number of targets.
Defence companies among small number of targets. Researchers at Alienvault have discovered a version of the 'Sykipot' trojan that is being used to target organisations that make… https://www.virusbulletin.com/blog/2012/01/sykipot-trojan-used-target-smart-cards/

'Largest takedown ever' sees six arrested

Millions made through 'DNSChanger' malware.
Millions made through 'DNSChanger' malware. Six Estonian nationals have been arrested for taking part in a cybercrime ring that made money through DNS-changing malware that had… https://www.virusbulletin.com/blog/2011/11/largest-takedown-ever-sees-six-arrested/

VB conference hashtag used to spread malware

Tweet promising conference news links to trojan.
Tweet promising conference news links to trojan. A tweet using the #vb2011 hashtag, which was used in numerous tweets referring to last week's VB2011 conference, contained a link… https://www.virusbulletin.com/blog/2011/10/vb-conference-hashtag-used-spread-malware/

Government trojan found on German computers

Four states admit the use of spyware.
Four states admit the use of spyware. Controversy has arisen in Germany, after the well-known CCC hacker group reported that it had found a trojan that was used to spy on behalf of… https://www.virusbulletin.com/blog/2011/10/government-trojan-found-german-computers/

Alureon trojan uses steganography to receive commands

Messages hidden inside images create extra layer of redundancy.
Messages hidden inside images create extra layer of redundancy. Researchers at Microsoft have discovered a new variant of the 'Alureon' trojan that uses steganography to make… https://www.virusbulletin.com/blog/2011/09/alureon-trojan-uses-steganography-receive-commands/

Malicious spam campaigns leave experts puzzled

Increase in malware in spam has not led to increase in malicious activity.
Increase in malware in spam has not led to increase in malicious activity. Security researchers have noticed a significant increase in the quantity of spam sent with malicious… https://www.virusbulletin.com/blog/2011/09/malicious-spam-campaigns-leave-experts-puzzled/

Banking malware tells user to 'refund' money

Web injection used to suggest accidental transfer.
Web injection used to suggest accidental transfer. In a new twist to banking trojans, a piece of malware found on German computers tricks victims into believing a large amount has… https://www.virusbulletin.com/blog/2011/08/banking-malware-tells-user-refund-money/

Malicious PHP script hides bad stuff inside 'white-space'

Spaces and tabs used to encode into binary.
Spaces and tabs used to encode into binary. Researchers at Kaspersky have discovered a malicious PHP script that uses an inventive way to obfuscate its malicious behaviour. The… https://www.virusbulletin.com/blog/2011/06/malicious-php-script-hides-bad-stuff-inside-white-space/

Facebook scam serving malware

Attack targeting Windows and Mac users in US and UK.
Attack targeting Windows and Mac users in US and UK. A Facebook scam that is doing the rounds at the moment - claiming to contain a 'freaky video' related to the ongoing case… https://www.virusbulletin.com/blog/2011/06/facebook-scam-serving-malware/

Canada new hotbed for cybercriminal activity

Country's IP addresses less likely to be scrutinized.
Country's IP addresses less likely to be scrutinized. Security firm Websense has reported a significant increase in cybercrime originating in Canada. Hitherto, Canada and… https://www.virusbulletin.com/blog/2011/05/canada-new-hotbed-cybercriminal-activity/

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