VB Blog

VB2017 preview: State of cybersecurity in Africa: Kenya

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.

Posted by Martijn Grooten on Aug 31, 2017

We preview the VB2017 Small Talk to be given by AppEsteem's Dennis Batchelder that should help security vendors make decisions about apps whose behaviours sit right on the limits of what is acceptable from a security point of view.

Posted by Martijn Grooten on Aug 30, 2017

We preview the VB2017 paper by Forcepoint's Kristin Leary and Richard Ford, who will discuss a practical approach to preventing insider attacks.

Posted by Martijn Grooten on Aug 29, 2017

Collaboration between a number of security companies has led to the takedown of the WireX Android DDoS botnet. Efforts like these, and the fact that the companies involved all decided to publish the very same blog post, show the best side of the security industry.

Posted by Martijn Grooten on Aug 28, 2017

We preview the VB2017 presentation by Mick Moran, who will discuss online child abuse and the role the security community can play fighting it.

Posted by Martijn Grooten on Aug 28, 2017

Researchers at Mimecast have published a paper about the 'ROPEMAKER' exploit, which allows an email sender with malicious intentions to change the visial appearance of an email after it has been delivered.

Posted by Martijn Grooten on Aug 25, 2017

We preview the VB2017 presentation by Kaspersky Lab researchers Thiago Marques and Fabio Assolini in which they look at malware targeting ATMs in Latin America.

Posted by Martijn Grooten on Aug 24, 2017

We preview the VB2017 paper by Microsoft's Holly Stewart and Joe Blackbird, which uses data about users switching anti-virus provider to decide whether machine-learning models should favour avoiding false positives over false negatives.

Posted by Martijn Grooten on Aug 23, 2017

We preview the VB2017 presentation by Jelena Milosevic, an ICU nurse by profession, who will provide the audience with an inside view of security in hospitals.

Posted by Martijn Grooten on Aug 22, 2017

At VB2017, Cloudflare's Head of Cryptography Nick Sullivan will give a Small Talk on the intercepting of HTTPS connections by proxies and anti-virus software.

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The VB2014 presentation you never saw. Early launch Android malware: your phone is 0wned

Malicious apps may have more privileges than security software.
Malicious apps may have more privileges than security software. There are many people without whom a Virus Bulletin conference wouldn't be possible: the VB team, the crew from Cue… https://www.virusbulletin.com/blog/2014/10/presentation-you-never-saw-early-launch-android-malware-your-phone-0wned/

Crypto blunder makes TorrentLocker easy to crack

Use of single XOR key leaves ransomware open to known-plaintext attack.
Use of single XOR key leaves ransomware open to known-plaintext attack. It has been said many times before: cryptography is hard. Earlier this year, the authors of the 'Bitcrypt'… https://www.virusbulletin.com/blog/2014/09/crypto-blunder-makes-torrentlocker-easy-crack/

Researchers release CryptoLocker decryption tool

Tool uses private keys found in database of victims.
Tool uses private keys found in database of victims.Please note: this blog post was written in August 2014 and refers to a particular kind of encryption-ransomware that was active… https://www.virusbulletin.com/blog/2014/08/researchers-release-cryptolocker-decryption-tool/

Researchers crack ransomware encryption

'Bitcrypt' authors confused their bytes and digits.
'Bitcrypt' authors confused their bytes and digits. Two French researchers have found a serious vulnerability in a new piece of ransomware that has allowed them to crack the keys… https://www.virusbulletin.com/blog/2014/02/researchers-crack-ransomware-encryption/

Browser-based ransomware uses scare tactics to extort money

Unsophisticated scam shows the high level of commoditization of today's cybercrime.
Unsophisticated scam shows the high level of commoditization of today's cybercrime. A case of browser-based ransomware, that is currently using social engineering tactics in an… https://www.virusbulletin.com/blog/2014/01/browser-based-ransomware-uses-scare-tactics-extort-money/

NCA issues alert on CryptoLocker ransomware

Malware demands $1,000 ransom to decrypt files.
Malware demands $1,000 ransom to decrypt files. This weekend, the UK's National Crime Agency (NCA) issued an alert about the 'CryptoLocker' ransomware - following a similar alert… https://www.virusbulletin.com/blog/2013/11/nca-issues-alert-cryptolocker-ransomware/

VB2012 last-minute papers announced

Hot topics to be covered at VB conference in Dallas.
Hot topics to be covered at VB conference in Dallas. For the last six years, VB has set aside a section of the VB conference for 'last-minute' papers, the idea being that… https://www.virusbulletin.com/blog/2012/09/last-minute-papers-announced/

Gach do bonn a mbaineann a chur chugainn

Why cybercriminals may have a reason for using Irish language in a ransomware scam.
Why cybercriminals may have a reason for using Irish language in a ransomware scam. According to a story that made the security headlines this weekend, and which seems to orginate… https://www.virusbulletin.com/blog/2012/09/gach-do-bonn-mbaineann-chur-chugainn/

Ransom trojan demands Windows re-activation

Criminals make money through calls to supposedly free phone number.
Criminals make money through calls to supposedly free phone number. A new piece of ransomware has been discovered that shows the PC user a blue screen and asks them to re-activate… https://www.virusbulletin.com/blog/2011/04/ransom-trojan-demands-windows-re-activation/

Malicious applications target Orkut

Visitors to infected social network profiles redirected to phishing sites.
Visitors to infected social network profiles redirected to phishing sites. Users of the social networking site Orkut have found themselves targeted by malicious applications that… https://www.virusbulletin.com/blog/2010/11/malicious-applications-target-orkut/

File encryption blackmail scam returns

Kaspersky warns of new and nasty data-ransom trojan.
Kaspersky warns of new and nasty data-ransom trojan. Malware analysts at Kaspersky Lab have warned of the return of the 'Gpcoder' trojan, a nasty piece of 'ransomware' which… https://www.virusbulletin.com/blog/2008/06/file-encryption-blackmail-scam-returns/

Monster haul of data reaped from job site

Trojan gathers 1.6 million sets of jobseeker records.
Trojan gathers 1.6 million sets of jobseeker records. Researchers at Symantec have reported discovering a server carrying 1.6 million entries from the popular jobseeking website… https://www.virusbulletin.com/blog/2007/08/monster-haul-data-reaped-job-site/

Ransomware returns

Trojan hides personal data, demands money with menaces.
Trojan hides personal data, demands money with menaces. A new version of a ransomware trojan has been sighted, recalling the warnings of two years ago when similar items first… https://www.virusbulletin.com/blog/2007/07/ransomware-returns/

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VB Blog

VB2017 preview: State of cybersecurity in Africa: Kenya

VB2017 preview: Calling all PUA fighters

VB2017 preview: From insider threat to insider asset: a practical guide

WireX DDoS botnet takedown shows the best side of the security industry

VB2017 preview: Your role in child abuse

ROPEMAKER email exploit is of limited practical use

VB2017 preview: Mariachis and jackpotting: ATM malware from Latin America

VB2017 preview: Stuck between a ROC and a hard place

VB2017 preview: Consequences of bad security in health care

VB2017 Small Talk: The encryption vs. inspection debate