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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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Patch Tuesday released closely followed by emergency update

Bumper crop of patches plus further fix leave known holes open.
Bumper crop of patches plus further fix leave known holes open. This month's 'Patch Tuesday' security bulletin from Microsoft contained eight separate updates, two more than… https://www.virusbulletin.com/blog/2008/12/patch-tuesday-released-closely-followed-emergency-update/

Worm targets MS08-067 vulnerability

Exploit attack patches flaw once system penetrated.
Exploit attack patches flaw once system penetrated. A worm has been seen taking advantage of the vulnerability in Microsoft's Windows Server Service, patched out-of-cycle last… https://www.virusbulletin.com/blog/2008/12/worm-targets-ms08-067-vulnerability/

Microsoft to replace OneCare with free AV product

OneCare retirement announced, new product will be lighter on systems and pockets.
OneCare retirement announced, new product will be lighter on systems and pockets.Microsoft has announced plans to put an end to its home-user security product Live OneCare, and to… https://www.virusbulletin.com/blog/2008/11/microsoft-replace-onecare-free-av-product/

Two updates in Microsoft's November's patch release

Just two updates released by Microsoft this month: one rated critical, one important.
Just two updates released by Microsoft this month: one rated critical, one important.Microsoft has issued two updates in the November round of its monthly patch release cycle, one… https://www.virusbulletin.com/blog/2008/11/two-updates-microsoft-s-november-s-patch-release/

Microsoft issues emergency patch

Out-of-cycle update fixes serious, wormable flaw.
Out-of-cycle update fixes serious, wormable flaw.Microsoft has issued an emergency update to cover a serious vulnerability in the Windows Server service, breaking its usual monthly… https://www.virusbulletin.com/blog/2008/10/microsoft-issues-emergency-patch/

Four critical updates this Patch Tuesday

11 updates to be issued by Microsoft in October's monthly patch release: 4 critical.
11 updates to be issued by Microsoft in October's monthly patch release: 4 critical.Microsoft has prepared a total of 11 updates for the October round of its monthly patch release… https://www.virusbulletin.com/blog/2008/10/four-critical-updates-patch-tuesday/

Four critical updates in Patch Tuesday release

Monthly security update small but vital.
Monthly security update small but vital.Microsoft has released its monthly 'Patch Tuesday' batch of security updates, with only four items on the list but all of them marked… https://www.virusbulletin.com/blog/2008/09/four-critical-updates-patch-tuesday-release/

Patch Tuesday sees serious DNS flaws fixed

Nothing marked critical, but some very important patches issued.
Nothing marked critical, but some very important patches issued.Microsoft's latest 'Patch Tuesday' round of security updates for once contains no bulletins marked as 'critical',… https://www.virusbulletin.com/blog/2008/07/patch-tuesday-sees-serious-dns-flaws-fixed/

Microsoft releases latest Patch Tuesday fixes

7 vulnerabilities, 3 critical, addressed in June security update.
7 vulnerabilities, 3 critical, addressed in June security update.Microsoft has issued its monthly 'Patch Tuesday' set of security fixes, with seven separate areas covered of which… https://www.virusbulletin.com/blog/2008/06/microsoft-releases-latest-patch-tuesday-fixes/

Microsoft increases pressure on Apple to fix Safari blended threat

'Carpet bombing' vulnerability more serious than Apple claims, MS warns.
'Carpet bombing' vulnerability more serious than Apple claims, MS warns.Microsoft, whose Internet Explorer has come under frequent criticism for security vulnerabilities, has… https://www.virusbulletin.com/blog/2008/06/microsoft-increases-pressure-apple-fix-safari-blended-threat/

Latest Patch Tuesday update released

Microsoft announces five 'critical' vulnerabilities need fixing.
Microsoft announces five 'critical' vulnerabilities need fixing.Microsoft has issued its monthly 'Patch Tuesday' security bulletin, with five 'critical' and three 'important'… https://www.virusbulletin.com/blog/2008/04/latest-patch-tuesday-update-released/

Access flaw exploited via Word

Microsoft's employees hunting vulnerabilities instead of Easter eggs.
Microsoft's employees hunting vulnerabilities instead of Easter eggs. A buffer overrun vulnerability in Microsoft's Jet Database Engine, the underlying database behind Microsoft… https://www.virusbulletin.com/blog/2008/03/access-flaw-exploited-word/

Microsoft acquires Komoku

Anti-rootkit software to become part of Forefront and OneCare.
Anti-rootkit software to become part of Forefront and OneCare. Just before Easter, Microsoft announced it had acquired Komoku, a Maryland-based company that builds anti-rootkit… https://www.virusbulletin.com/blog/2008/03/microsoft-acquires-komoku/

Latest Patch Tuesday release

March's Patch Tuesday sees four 'critical' updates.
March's Patch Tuesday sees four 'critical' updates.Microsoft has released its monthly 'Patch Tuesday' security bulletin. This month the bulletin features four 'critical' updates,… https://www.virusbulletin.com/blog/2008/03/latest-patch-tuesday-release/

'Olympic' emails contain malicious XLS attachments

Malware writers sprint to use vulnerabilities before next Patch Tuesday.
Malware writers sprint to use vulnerabilities before next Patch Tuesday. Security researchers have reported seeing emails containing XLS attachments designed to exploit a yet… https://www.virusbulletin.com/blog/2008/03/olympic-emails-contain-malicious-xls-attachments/

IE8 to include malware filtering

New features list includes upgrade to security provision.
New features list includes upgrade to security provision. The next version of Microsoft's Internet Explorer web browser, IE8, could include malware detection as standard, in an… https://www.virusbulletin.com/blog/2008/03/ie8-include-malware-filtering/

Vista SP1 clashing with AV products

Service Pack causing issues for several security suites.
Service Pack causing issues for several security suites.Microsoft has released details of several software products that are known to have problems running in conjunction with… https://www.virusbulletin.com/blog/2008/02/vista-sp1-clashing-av-products/

Microsoft research revives 'friendly worm' ideas

Malware techniques proposed as update-spreading method.
Malware techniques proposed as update-spreading method. A group of Microsoft researchers have put forward proposals to use worm techniques to spread patches and updates across… https://www.virusbulletin.com/blog/2008/02/microsoft-research-revives-friendly-worm-ideas/

Bumper Patch Tuesday short of one patch

Excel remains vulnerable as expected fix is dropped.
Excel remains vulnerable as expected fix is dropped.Microsoft has issued its monthly 'Patch Tuesday' set of security updates, with a larger than usual crop of patches for a variety… https://www.virusbulletin.com/blog/2008/02/bumper-patch-tuesday-short-one-patch/

Live Mail CAPTCHA system bypassed

Spammers use botnet to register accounts on popular free webmail service.
Spammers use botnet to register accounts on popular free webmail service.Spammers have written a program that cracks the CAPTCHAS used by the Windows Live Mail registration system.… https://www.virusbulletin.com/blog/2008/02/live-mail-captcha-system-bypassed/

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