VB Blog

TorrentLocker spam has DMARC enabled

Posted by Virus Bulletin on Mar 2, 2015

Use of email authentication technique unlikely to bring any advantage.

Posted by Virus Bulletin on Mar 2, 2015

Dénes Óvári explains how to store code in lossily compressed JPEG data.

Posted by Virus Bulletin on Feb 27, 2015

Micky Pun and Neo Tan analyse the banking trojan that is best known for spreading through Skype.

Posted by Virus Bulletin on Feb 27, 2015

Subject may make many feel uncomfortable, but it is essential that we know how to deal with it.

Posted by Virus Bulletin on Feb 26, 2015

Malware remains present on infected machines; 2012 Virus Bulletin paper worth studying.

Posted by Virus Bulletin on Feb 26, 2015

As emails were sent to wrong servers, DNSSEC might be worth looking into.

Posted by Virus Bulletin on Feb 25, 2015

Each discovered vulnerability is actually a good news story.

Posted by Virus Bulletin on Feb 24, 2015

Users easily tricked, but plenty of opportunity for the malware to be blocked.

Posted by Virus Bulletin on Feb 20, 2015

Shared root certificate makes for easy man-in-the-middle attacks.

Posted by Virus Bulletin on Feb 16, 2015

Grace period added for vulnerabilities that are about to be patched.

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Google AdWords phishing campaign spreads

Users urged to login because of 'issues'.
Users urged to login because of 'issues'. A new phishing campaign that targets users of Google AdWords looks worryingly real, GFI reports. The phish begins with an email claiming… https://www.virusbulletin.com/blog/2011/10/google-adwords-phishing-campaign-spreads/

Dutch ISP sues Spamhaus for 'extortion'

Blacklist entries 'unfair and illegal'.
Blacklist entries 'unfair and illegal'. Dutch ISP A2B Internet has sued The Spamhaus Project, claiming the project unfairly blacklisted its IP range. A2B provides the upstream… https://www.virusbulletin.com/blog/2011/10/dutch-isp-sues-spamhaus-extortion/

Mac trojan is VMware-aware

Malicious execution stopped when virtual environment is detected.
Malicious execution stopped when virtual environment is detected. Researchers at F-Secure have found a variant of the 'Flashback' trojan for Mac (a fake Adobe Flash Player update)… https://www.virusbulletin.com/blog/2011/10/mac-trojan-vmware-aware/

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/

October issue of VB published

The October issue of Virus Bulletin is now available for subscribers to download.
The October issue of Virus Bulletin is now available for subscribers to download. The October 2011 issue of Virus Bulletin is now available for subscribers to browse online or… https://www.virusbulletin.com/blog/2011/10/october-issue-vb-published/

October

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2011/10/

E-marketing companies compromised to send spam

Fake order confirmations contain malicious links.
Fake order confirmations contain malicious links. Spammers have gained access to the accounts of email service providers (ESPs) and used them to send out fake order confirmation… https://www.virusbulletin.com/blog/2011/09/e-marketing-companies-compromised-send-spam/

Mysql.com hacked, serving malware

Root access to site offered on black market.
Root access to site offered on black market. Yesterday, mysql.com, the official website of the popular database management system MySQL, was hacked and visitors to the website were… https://www.virusbulletin.com/blog/2011/09/mysql-com-hacked-serving-malware/

Attack targets government agencies in CIS countries

Trojans used to steal specific files.
Trojans used to steal specific files. Researchers at Trend Micro have discovered an ongoing targeted attack against, among others, government agencies and diplomatic missions in… https://www.virusbulletin.com/blog/2011/09/attack-targets-government-agencies-cis-countries/

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/

New RFC grants DKIM improved status

Email signing method now 'Draft Standard'.
Email signing method now 'Draft Standard'. The Internet Engineering Task Force (IETF) has published a new RFC describing the DKIM protocol which sees its status advance from… https://www.virusbulletin.com/blog/2011/09/new-rfc-grants-dkim-improved-status/

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/

Trojan steals money from bank accounts via 'training session'

Social engineering circumvents banking security
Social engineering circumvents banking security In a new method of stealing money from customer accounts, a variant of the SpyEye trojan invites the user to make a supposedly… https://www.virusbulletin.com/blog/2011/09/trojan-steals-money-bank-accounts-training-session/

Diginotar declared bankrupt

Browsers and operating systems had already revoked trust in Dutch CA.
Browsers and operating systems had already revoked trust in Dutch CA. Dutch certificate authority Diginotar was declared bankrupt by a Dutch court this morning. Diginotar made the… https://www.virusbulletin.com/blog/2011/09/diginotar-declared-bankrupt/

Bank's Twitter account hacked to send phishing messages

Important lessons for companies engaging in social media.
Important lessons for companies engaging in social media. Last week, the Twitter account of the Bank of Melbourne was hacked and used to send direct messages containing phishing… https://www.virusbulletin.com/blog/2011/09/bank-s-twitter-account-hacked-send-phishing-messages/

Confirmed newsletter subscriptions half as likely to be blocked

Good practice means good performance.
Good practice means good performance. Newsletters that do not confirm their subscriptions are twice as likely to be blocked by spam filters as those that do, Virus Bulletin has… https://www.virusbulletin.com/blog/2011/09/confirmed-newsletter-subscriptions-half-likely-be-blocked/

Latest VBSpam certification results published

Latest VBSpam results published - full report now also available.
Latest VBSpam results published - full report now also available. The results of the September VBSpam comparative review have been announced. This month's VBSpam test sees 23… https://www.virusbulletin.com/blog/2011/09/latest-vbspam-certification-results-published/

Windows Help Files used in targeted attacks

Files with code-executing properties attached to emails.
Files with code-executing properties attached to emails. Researchers at Symantec have discovered Windows Help Files being used in targeted attacks. Such help files, which use the… https://www.virusbulletin.com/blog/2011/09/windows-help-files-used-targeted-attacks/

Iranians spied on using rogue DigiNotar certificates

Fake certificates signed for CIA, Mossad, Google, Facebook.
Fake certificates signed for CIA, Mossad, Google, Facebook. It is likely that Iranian Internet users have been spied on following a hack discovered at Dutch certificate authority… https://www.virusbulletin.com/blog/2011/09/iranians-spied-using-rogue-diginotar-certificates/

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