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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VB2018 paper: The dark side of WebAssembly

Today, we publish the VB2018 paper by Symantec researchers Aishwarya Lonkar and Siddhesh Chandrayan on the security risks that come with WebAssembly.
With this year's very successful Virus Bulletin Conference (VB2018) now behind us, we plan to continue the tradition of publishing most of the papers and videos of the… https://www.virusbulletin.com/blog/2018/10/vb2018-paper-dark-side-webassembly/

VB2017 video: Turning Trickbot: decoding an encrypted command-and-control channel

Trickbot, a banking trojan which appeared this year, seems to be a new, more modular, and more extensible malware descendant of the notorious Dyre botnet trojan. At VB2017, Symantec researcher Andrew Brandt presented a walkthrough of a typical Trickbot in…
Trickbot, first reported a year ago by Malwarebytes researcher Jérôme Segura as the successor of Dyre/Dyreza, has become perhaps the most important banking trojan of 2017. It is… https://www.virusbulletin.com/blog/2017/11/vb2017-video-turning-trickbot-decoding-encrypted-command-and-control-channel/

VB2016 paper: One-Click Fileless Infection

Symantec researchers Himanshu Anand and Chastine Menrige explain how a single click can lead to a compromised machine, without malware ever being stored on disk.
Over the last few years, we have seen a sharp increase in 'fileless' infections, where a machine is compromised without a malicious file ever being written to disk. Though not… https://www.virusbulletin.com/blog/2017/03/vb2016-paper-one-click-fileless-infection/

Symantec quietly retires PC Tools security product lines

Sales of Spyware Doctor and other security products end, support to continue for existing users.
Sales of Spyware Doctor and other security products end, support to continue for existing users.Symantec has quietly announced the end of life the of PC Tools security product… https://www.virusbulletin.com/blog/2013/05/symantec-quietly-retires-pc-tools-security-product-lines/

From spear phishing to watering holes

Symantec reports increase in 'watering hole attacks'.
Symantec reports increase in 'watering hole attacks'. Imagine that for some reason you wanted to gain access to my computer. One thing you could do is send me an email with some… https://www.virusbulletin.com/blog/2012/09/spear-phishing-watering-holes/

'Nitro attacks' continue

PoisonIvy trojan sent attached to email warning about the same trojan.
PoisonIvy trojan sent attached to email warning about the same trojan. Researchers at Symantec report that the 'Nitro attacks', which target a number of large companies, many of… https://www.virusbulletin.com/blog/2011/12/nitro-attacks-continue/

Spammers exploit internationalized domain names

Non-Latin characters in URLs used to trick filters.
Non-Latin characters in URLs used to trick filters. By using internationalized domain names (IDN), spammers manage to avoid detection of URLs in their messages. IDNs were… https://www.virusbulletin.com/blog/2011/03/spammers-exploit-internationalized-domain-names/

Welsh 419 scam

Email from Welsh-speaking Kuwaiti widow indicative of more targeted spam.
Email from Welsh-speaking Kuwaiti widow indicative of more targeted spam. Email users in Wales who received a recent 419 scam will have been surprised to find the message -… https://www.virusbulletin.com/blog/2011/02/welsh-419-scam/

AV-Test.org issues latest round of testing results

Symantec and Microsoft outdo Trend and McAfee in live tests.
Symantec and Microsoft outdo Trend and McAfee in live tests. Independent testing organisation AV-Test.org has released its latest round of test results in a simplified format,… https://www.virusbulletin.com/blog/2010/08/av-test-org-issues-latest-round-testing-results/

Symantec to acquire VeriSign business

Vendor splashes out more cash on authentication.
Vendor splashes out more cash on authentication.Symantec, the AV vendor with a reputation for snapping up other companies, has announced its purchase of VeriSign's authentication… https://www.virusbulletin.com/blog/2010/05/symantec-acquire-verisign-business/

Symantec buys key pair of encryption firms

PGP and GuardianEdge snapped up in surprise dual acquisition.
PGP and GuardianEdge snapped up in surprise dual acquisition.Symantec has announced the acquisition of two separate firms specialising in encryption and email security. The deals… https://www.virusbulletin.com/blog/2010/05/symantec-buys-key-pair-encryption-firms/

Microsoft steps into free AV market

Security Essentials release creates expected storm of words.
Security Essentials release creates expected storm of words.Microsoft's release of its free Security Essentials product this week sparked the expected barrage of views and opinions… https://www.virusbulletin.com/blog/2009/10/microsoft-steps-free-av-market/

Banking sector confuses users over online safety

Leftfield AV detection scores used to promote ID theft tool.
Leftfield AV detection scores used to promote ID theft tool. With online banking an increasingly important way of interacting with our banks, the security of online transactions is… https://www.virusbulletin.com/blog/2009/04/banking-sector-confuses-users-over-online-safety/

AV-Comparatives releases latest detection figures

Large collection test shows major improvement from AV giants.
Large collection test shows major improvement from AV giants. Independent testing organisation AV-Comparatives has released its latest bi-annual detection test figures, with 17… https://www.virusbulletin.com/blog/2009/03/av-comparatives-releases-latest-detection-figures/

Symantec slip sparks suspicion, spam

Update error leads to conspiracy theories and exploitation of fears.
Update error leads to conspiracy theories and exploitation of fears. A faulty update issued to some users of Symantec's Norton product line yesterday has led to an explosion of… https://www.virusbulletin.com/blog/2009/03/symantec-slip-sparks-suspicion-spam/

MessageLabs acquired by Symantec

Acquisition deal valued at $695m.
Acquisition deal valued at $695m. Security industry heavyweight Symantec has announced a definitive agreement to acquire software-as-a-service security specialist MessageLabs.… https://www.virusbulletin.com/blog/2008/10/messagelabs-acquired-symantec/

Symantec to acquire PC Tools

Industry giant adds spyware specialist to growing portfolio.
Industry giant adds spyware specialist to growing portfolio. Security industry behemoth Symantec has announced the planned acquisition of PC Tools, the Australia-based company… https://www.virusbulletin.com/blog/2008/08/symantec-acquire-pc-tools/

QuickTime flaw could open Windows PCs to hackers

Firefox users most vulnerable; Internet Explorer users should be wary too.
Firefox users most vulnerable; Internet Explorer users should be wary too. Polish security researcher Krystian Kloskowski has published a proof-of-concept exploit for a… https://www.virusbulletin.com/blog/2007/11/quicktime-flaw-could-open-windows-pcs-hackers/

Symantec joins data leak frenzy

Vontu purchase latest move in data protection trend.
Vontu purchase latest move in data protection trend.Symantec has announced the $350 million purchase of data leak prevention firm Vontu, following several similar moves by major… https://www.virusbulletin.com/blog/2007/11/symantec-joins-data-leak-frenzy/

Word for Mac exploit spotted

Patch Tuesday flaw targeted by vulnerability.
Patch Tuesday flaw targeted by vulnerability. A vulnerability in the Apple Mac version of Microsoft Word, covered by a patch in this month's Patch Tuesday security update, has been… https://www.virusbulletin.com/blog/2007/10/word-mac-exploit-spotted/

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