VB Blog

Throwback Thursday: What DDoS it all Mean?

Posted by   Virus Bulletin on   Nov 12, 2015

This Throwback Thursday, we turn the clock back to March 2000, when DDoS attacks were a newly emerging menace.

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The Internet of Bad Things, Observed

Posted by   Virus Bulletin on   Nov 10, 2015

In his VB2015 keynote address, Ross Anderson described attacks against EMV cards.

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Full house in VB's latest spam filter test

Posted by   Virus Bulletin on   Nov 5, 2015

All participating full solutions earn VBSpam certification, while little delay is observed in spam filters.

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Throwback Thursday: Inside Sony's rootkit

Posted by   Virus Bulletin on   Nov 5, 2015

This Throwback Thursday, we turn the clock back ten years, when the discovery of a rootkit ignited a firestorm of criticism for Sony.

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Paper: Shifu — the rise of a self-destructive banking trojan

Posted by   Virus Bulletin on   Nov 3, 2015

Thorough analysis of this new kid on the malware block.

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Hack.lu 2015

Posted by   Virus Bulletin on   Nov 2, 2015

Great research presented in a stimulating environment.

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Throwback Thursday: Memetic Mass Mailers: Time to Classify Hoaxes as Malware?

Posted by   Virus Bulletin on   Oct 29, 2015

This Throwback Thursday, we turn the clock back to July 2002, when virus hoaxes were wreaking havoc in homes and organizations worldwide.

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Throwback Thursday: The real virus problem

Posted by   Virus Bulletin on   Oct 15, 2015

Anti-virus and security related articles provided by independent anti-virus advisors, Virus Bulletin

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Paper: MWI-5: Operation HawkEye

Posted by   Virus Bulletin on   Oct 14, 2015

Gabor Szappanos looks at how macro malware campaigns spread a commercial keylogger to harvest banking details.

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Throwback Thursday: Misguided or malevolent? New trends in virus writing

Posted by   Virus Bulletin on   Oct 8, 2015

This Throwback Thursday, we turn the clock back to February 2004 when Stuart Taylor wondered whether there was truly a criminal element entering virus writing.

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Is publishing your employees' email addresses such a big deal?

Beware of a false sense of security.
Beware of a false sense of security. Security blogger Graham Cluley points to hypocrisy in a KPMG press release in which it criticises FTSE 350 companies for 'leaking data that can… https://www.virusbulletin.com/blog/2013/07/publishing-your-employees-email-addresses-such-big-deal/

Compromised Yahoo! accounts continue to spread Android malware

Problem likely to be on Yahoo!'s side.
Problem likely to be on Yahoo!'s side. In recent weeks, we have noticed an uptick in the amount of spam sent from compromised Yahoo! accounts; we have reasons to believe the… https://www.virusbulletin.com/blog/2013/06/compromised-yahoo-accounts-continue-spread-android-malware/

Vulnerabilities could trigger payload in emails upon receiving or opening

Flaws in IBM Notes and Exim/Dovecot easy to mitigate.
Flaws in IBM Notes and Exim/Dovecot easy to mitigate. Two recently discovered vulnerabilities in mail processing software could give an attacker access to a targeted system without… https://www.virusbulletin.com/blog/2013/05/vulnerabilities-could-trigger-payload-emails-upon-receiving-or-opening/

Different focus on spam needed

What happens before the filter doesn't matter too much.
What happens before the filter doesn't matter too much. It is surprisingly difficult to get accurate figures for the amount of spam that is sent globally, yet everyone agrees that… https://www.virusbulletin.com/blog/2013/04/different-focus-spam-needed/

Weak cryptography keys allow others to add valid DKIM signatures to fake emails

512-bit key cracked within 72 hours.
512-bit key cracked within 72 hours. A Florida-based mathematician has caused a stir in the email community by adding a valid DKIM signature for google.com to an email after… https://www.virusbulletin.com/blog/2012/10/weak-cryptography-keys-allow-others-add-valid-dkim-signatures-fake-emails/

Cybercriminals offering service flooding email, phone and SMS

DDoS-type attack could seriously disrupt business.
DDoS-type attack could seriously disrupt business. A new service is being offered on underground forums where between 25,000 and 100,000 emails are being sent to an email account… https://www.virusbulletin.com/blog/2012/07/cybercriminals-offering-service-flooding-email-phone-and-sms/

New RFC describes best practices for running DNS-based lists

DNSBL users advised to avoid those lists that charge for delisting.
DNSBL users advised to avoid those lists that charge for delisting. A new RFC document has been published that describes the best operational practices for the use of DNS-based… https://www.virusbulletin.com/blog/2012/01/new-rfc-describes-best-practices-running-dns-based-lists/

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/

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/

Researchers find email used in RSA hack

Email with malicious attachment uploaded to online scanning service
Email with malicious attachment uploaded to online scanning service Researchers at F-Secure have managed to obtain the file used in the targeted attack against security vendor RSA… https://www.virusbulletin.com/blog/2011/08/researchers-find-email-used-rsa-hack/

Hotmail beefs up security with stricter password policy

'My friend has been spammed' button also welcomed by experts.
'My friend has been spammed' button also welcomed by experts.Microsoft's free webmail service Hotmail has introduced some new features which should make it less likely for its… https://www.virusbulletin.com/blog/2011/07/hotmail-beefs-security-stricter-password-policy/

'Job application' contains malicious attachment

$150,000 lost via banking trojan.
$150,000 lost via banking trojan. An unidentified US company has learned the hard way that email attachments - even to those that appear to be solicited - may contain malware. The… https://www.virusbulletin.com/blog/2011/01/job-application-contains-malicious-attachment/

ARF published as IETF standard

Abuse report format helps auto-handling of email complaints
Abuse report format helps auto-handling of email complaints ARF (Abuse Reporting Format) has been approved by the IETF as an Internet standard. ARF is a format used to send… https://www.virusbulletin.com/blog/2010/09/arf-published-ietf-standard/

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