VB Blog

VB2019 paper: Fantastic Information and Where to Find it: A guidebook to open-source OT reconnaissance

Posted by   Martijn Grooten on   Nov 22, 2019

A VB2019 paper by FireEye researcher Daniel Kapellmann Zafra explained how open source intelligence (OSINT) can be used to learn crucial details of the inner workings of many a system. Today we publish Daniel's paper and the recording of his presentation.

Read more  

VB2019 paper: Different ways to cook a crab: GandCrab Ransomware-as-a-Service (RaaS) analysed in depth

Posted by   Martijn Grooten on   Nov 21, 2019

Though active for not much longer than a year, GandCrab had been one of the most successful ransomware operations. In a paper presented at VB2019 in London, McAfee researchers John Fokker and Alexandre Mundo looked at the malware code, its evolution and the affiliate scheme behind it. Today we publish both their paper and the recording of their presentation.

Read more  

VB2019 paper: Domestic Kitten: an Iranian surveillance program

Posted by   Martijn Grooten on   Nov 18, 2019

At VB2019 in London, Check Point researchers Aseel Kayal and Lotem Finkelstein presented a paper detailing an Iranian operation they named 'Domestic Kitten' that used Android apps for targeted surveillance. Today we publish their paper and the video of their presentation.

Read more  

VB2019 video: Discretion in APT: recent APT attack on crypto exchange employees

Posted by   Martijn Grooten on   Nov 18, 2019

At VB2019 in London, LINE's HeungSoo Kang explained how cryptocurrency exchanges had been attacked using Firefox zero-days. Today, we publish the video of his presentation.

Read more  

VB2019 paper: DNS on fire

Posted by   Martijn Grooten on   Nov 7, 2019

In a paper presented at VB2019, Cisco Talos researchers Warren Mercer and Paul Rascagneres looked at two recent attacks against DNS infrastructure: DNSpionage and Sea Turtle. Today we publish their paper and the recording of their presentation.

Read more  

German Dridex spam campaign is unfashionably large

Posted by   Martijn Grooten on   Nov 6, 2019

VB has analysed a malicious spam campaign targeting German-speaking users with obfuscated Excel malware that would likely download Dridex but that mostly stood out through its size.

Read more  

Paper: Dexofuzzy: Android malware similarity clustering method using opcode sequence

Posted by   Martijn Grooten on   Nov 5, 2019

We publish a paper by researchers from ESTsecurity in South Korea, who describe a fuzzy hashing algorithm for clustering Android malware datasets.

Read more  

Emotet continues to bypass many email security products

Posted by   Martijn Grooten on   Nov 4, 2019

Having returned from a summer hiatus, Emotet is back targeting inboxes and, as seen in the VBSpam test lab, doing a better job than most other malicious campaigns at bypassing email security products.

Read more  

VB2019 paper: We need to talk - opening a discussion about ethics in infosec

Posted by   Martijn Grooten on   Nov 1, 2019

Those working in the field of infosec are often faced with ethical dilemmas that are impossible to avoid. Today, we publish a VB2019 paper by Kaspersky researcher Ivan Kwiatkowski looking at ethics in infosec as well as the recording of Ivan's presentation.

Read more  

Stalkerware poses particular challenges to anti-virus products

Posted by   Martijn Grooten on   Oct 31, 2019

Malware used in domestic abuse situations is a growing threat, and the standard way for anti-virus products to handle such malware may not be good enough. But that doesn't mean there isn't an important role for anti-virus to play.

Read more  

Search blog

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/

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/

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

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

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/

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/

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/

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/

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/

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/

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/

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/

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/

We have placed cookies on your device in order to improve the functionality of this site, as outlined in our cookies policy. However, you may delete and block all cookies from this site and your use of the site will be unaffected. By continuing to browse this site, you are agreeing to Virus Bulletin's use of data as outlined in our privacy policy.