VB Blog

Malicious CCleaner update points to a major weakness in our infrastructure

Posted by Martijn Grooten on Sep 18, 2017

Researchers from Cisco Talos have found that a recent version of the widely used CCleaner tool installed malware on the machine.

Posted by Virus Bulletin on Sep 15, 2017

Though ransomware is far more profitable than using a compromised PC to mine bitcoins, the global distribution of malware means that there are many botnets for which mining is the most efficient way to extract money out of a PC.

Posted by Martijn Grooten on Sep 14, 2017

We preview the VB2017 paper by Julia Karpin and Anna Dorfman (F5 networks), in which they present a tool to decrypt encrypted parts of malware.

Posted by Martijn Grooten on Sep 13, 2017

We preview the VB2017 paper by Marco Romagna and Niek Jan van den Hout (The Hague University of Applied Sciences), in which they thoroughly analyse the motivations and modus operandy of hacktivists.

Posted by Martijn Grooten on Sep 13, 2017

Proof-of-concepts for bypasses of security products always sound scary, but how seriously should we take them? VB Editor Martijn Grooten lists three questions one should ask about any such bypass to determine how serious a threat it represents.

Posted by Martijn Grooten on Sep 12, 2017

Today, we announce two more 'Small Talks' for the VB2017 programme. In one of them, Neil Schwarzman will discuss the consequences of the GDPR for WHOIS and abuse research, while the other will be hosted by three members of EICAR, who will discuss its work on a trustworthiness strategy and minimum standard.

Posted by Martijn Grooten on Sep 11, 2017

From attacks on Ukraine's power grid to web shells, and from car hacking to ransomware: we announce the first nine 'last-minute' papers on the VB2017 programme.

Posted by Martijn Grooten on Sep 5, 2017

A lot of vulnerabilities that are discovered are never exploited in the wild. It is still important to patch them though.

Posted by Martijn Grooten on Sep 4, 2017

A security researcher found more than 700 million email addresses stored on a server used by a spam botnet, which gives us some insight into what the email lists used by spammers look like.

Posted by Martijn Grooten on Sep 4, 2017

We preview the VB2017 presentation by Tyrus Kamau (Euclid Security), who will talk about the state of cybersecurity in Africa, with a particular focus on his home country, Kenya.

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Scammers take advantage of Epsilon data breach

Trojan hidden as security tool for affected customers.
Trojan hidden as security tool for affected customers. Scammers are currently taking advantage of the data breach that affected email security provider Epsilon recently, by… https://www.virusbulletin.com/blog/2011/04/scammers-take-advantage-epsilon-data-breach/

First AV-Test certifications of 2011 published

22 products scored on multiple scales in quarterly test report.
22 products scored on multiple scales in quarterly test report. Testing organization AV-Test has published its latest round of anti-malware certification tests, with 22 products… https://www.virusbulletin.com/blog/2011/04/first-av-test-certifications-2011-published/

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/

Adobe releases emergency update for Flash Player

Zero-day exploit actively being abused.
Zero-day exploit actively being abused.Adobe has announced it will release an update for its Flash Player on Friday 15 April, fixing a vulnerability that is currently being… https://www.virusbulletin.com/blog/2011/04/adobe-releases-emergency-update-flash-player/

Ransom trojan demands Windows re-activation

Criminals make money through calls to supposedly free phone number.
Criminals make money through calls to supposedly free phone number. A new piece of ransomware has been discovered that shows the PC user a blue screen and asks them to re-activate… https://www.virusbulletin.com/blog/2011/04/ransom-trojan-demands-windows-re-activation/

AV-Comparatives unveils latest on-demand results

20 products rated in large-scale detection tests.
20 products rated in large-scale detection tests. Testing organization AV-Comparatives has revealed the results of its latest on-demand test. Top-rated products include Trustport,… https://www.virusbulletin.com/blog/2011/04/av-comparatives-unveils-latest-demand-results/

Major email service provider suffers data breach

Financial institutions among affected customers.
Financial institutions among affected customers. Email service provider Epsilon, which carries out email marketing for many major companies, has admitted it has fallen victim to a… https://www.virusbulletin.com/blog/2011/04/major-email-service-provider-suffers-data-breach/

RSA gives insight into anatomy of attack on its systems

Publicly available information used to spear phish employees.
Publicly available information used to spear phish employees. Security company RSA has released some information about how hackers gained access to its systems, giving a good… https://www.virusbulletin.com/blog/2011/04/rsa-gives-insight-anatomy-attack-its-systems/

April

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2011/04/

April issue of VB published

The April issue of Virus Bulletin is now available for subscribers to download.
The April issue of Virus Bulletin is now available for subscribers to download. The April 2011 issue of Virus Bulletin is now available for subscribers to browse online or… https://www.virusbulletin.com/blog/2011/04/april-issue-vb-published/

Keylogger on Samsung laptops proves to be false alarm

AV product wrongly flags malware based on existence of directory.
AV product wrongly flags malware based on existence of directory. A number of security bloggers raised concern yesterday about the apparent presence of a keylogger on Samsung… https://www.virusbulletin.com/blog/2011/03/keylogger-samsung-laptops-proves-be-false-alarm/

South Korea proposes to make security software mandatory

Law enables government to search PCs of those who do not comply.
Law enables government to search PCs of those who do not comply. A bill, proposed by a number of South Korean MPs, would make the use of security software mandatory for computer… https://www.virusbulletin.com/blog/2011/03/south-korea-proposes-make-security-software-mandatory/

Rogue SSL certificates issued for popular websites

Certificates revoked, but browsers still need to be updated.
Certificates revoked, but browsers still need to be updated.Comodo, a major vendor of SSL certificates, has admitted to one of its affiliates' servers being hacked, leading to nine… https://www.virusbulletin.com/blog/2011/03/rogue-ssl-certificates-issued-popular-websites/

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/

Increase in use of mobile anti-malware protection

Poll shows smartphone users more likely to use anti-malware protection on their phones than three years ago.
Poll shows smartphone users more likely to use anti-malware protection on their phones than three years ago. In a poll of visitors to the VB website, 57% of smartphone users said… https://www.virusbulletin.com/blog/2011/03/increase-use-mobile-anti-malware-protection/

Taking Brain home

Short film features Mikko Hyppönen returning first PC virus to its birthplace.
Short film features Mikko Hyppönen returning first PC virus to its birthplace. Anti-malware vendor F-Secure released a short documentary film this week to mark the 25th anniversary… https://www.virusbulletin.com/blog/2011/03/taking-brain-home/

Tsunami response quick among cybercriminals

Miscreants releasing scams, phishing, scareware... within a matter of hours.
Miscreants releasing scams, phishing, scareware... within a matter of hours. As most of the world reels in shock at the devastation caused by this morning's massive earthquake in… https://www.virusbulletin.com/blog/2011/03/tsunami-response-quick-among-cybercriminals/

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/

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