Posts Categorized: Enterprises


Solving the mystery of incidence response

by

The threat landscape today is very different from a few years ago. With an increasingly creative number of threat vectors through which to launch an attack, it has never been more challenging to secure our data and devices in all the ways we connect. In today’s hyper-dynamic landscape, well over 8 million malware variants are discovered each month. The majority are financially motivated, very low in volume and very sophisticated. On the mobile front, cybercriminals have shown a clear focus on compromising devices made evident by an explosion in the discovery of malicious mobile apps and websites. Also on the […]

Continue Reading »

Cybercrime Trends 2013 – Year in Review

by

It’s that time of the year! The moment when we reflect back on the cybercrime tactics, techniques and procedures (TTPs) that shaped 2013, in order to constructively speculate on what’s to come for 2014 in terms of fraudulent and malicious campaigns, orchestrated by opportunistic cybercriminal adversaries across the globe. Throughout 2013, we continued to observe and profile TTPs, which were crucial for the success, profitability and growth of the cybercrime ecosystem internationally, such as, for instance, widespread proliferation of the campaigns, professionalism and the implementation of basic business/economic/marketing concepts, improved QA (Quality Assurance), vertical integration in an attempt to occupy […]

Continue Reading »

DIY SIP-based TDoS tool/number validity checker offered for sale

by

By Dancho Danchev Over the past year, we observed an increase in publicly available managed TDoS (Telephony Denial of Service) services. We attribute this increase to the achieved ‘malicious economies of scale’ on behalf of the cybercriminals operating them, as well as the overall availability of proprietary/public DIY phone ring/SMS-based TDoS tools. What are cybercriminals up to in terms of TDoS attack tools? Let’s take a peek inside a recently released DIY SIP-based (Session Initiation Protocol) flood tool, which also has the capacity to validate any given set of phone numbers. More details:

Continue Reading »

Cybercriminals selling valid ‘business card’ data of company executives across multiple verticals

by

Over the last couple of years, the industry’s and the media’s attention has been shifting from mass widespread malware campaigns to targeted attacks most commonly targeting human rights organizations, governments and the military, also known as advanced persistent threats (APTs). In this post, I’ll profile a recently spotted underground market advertisement, which basically offers a Microsoft Access file of data belonging to executives within major companies such as Audi, Ralph Lauren, Bentley, Breitling, Porsche, Avito, Marc Jacobs, Ralph Lauren, Live Nation, Societe Generale, Bloomberg, Technip, Carlsberg, Coca-Cola, etc., obtained primarily through valid business cards. More details:

Continue Reading »

Webroot’s Threat Blog Most Popular Posts for 2012

by

It’s that time of the year! The moment when we look back, and reflect on Webroot’s Threat Blog most popular content for 2012. Which are this year’s most popular posts? What distinguished them from the rest of the analyses published on a daily basis, throughout the entire year? Let’s find out.

Continue Reading »

DDoS for hire services offering to ‘take down your competitor’s web sites’ going mainstream

by

Thanks to the increasing availability of custom coded DDoS modules within popular malware and crimeware releases, opportunistic cybercriminals are easily developing managed DDoS for hire, also known as “rent a botnet” services, next to orchestrating largely under-reported DDoS extortion campaigns against financial institutions and online gambling web sites. In this post, I’ll profile a managed DDoS for hire service, offering to “take down your competitor’s web sites offline in a cost-effective manner”. More details:

Continue Reading »

Spamvertised ‘US Airways’ themed emails serving client-side exploits and malware

by

Cybercriminals are currently spamvertising yet another social-engineering driven malicious email campaign, this time impersonating U.S Airways. Upon clicking on the malicious links found in the emails, end and corporate users are exposed to client-side exploits courtesy of the BlackHole web malware exploitation kit. More details:

Continue Reading »

Cisco releases ‘Cisco Global Threat Report’ for 4Q11

by

Cisco Systems, recently announced the release of ‘Cisco Global Threat Report’ for 4Q11, containing threat intelligence based on Cisco’s observation of the malicious threat landscape. Key summary points:

Continue Reading »

Zappos.com hacked, 24 million users affected

by

by Dancho Danchev According to an internal memo issued by Zappos, the shoe-and-apparel-selling division of Amazon has been breached by unknown cyber attackers, leading to the compromised accounts of over 24 million users. The company has indicated that names, email addresses, mailing addresses, and the last four digits of customer’s credit card numbers have been compromised. More info on the attack, including a copy of the internal memo:

Continue Reading »

Everyone has a role in protecting a corporate infrastructure (Part 1)

by

By Jacques Erasmus This time of year, those of us in information security become wary of crafty criminals leveraging the winter holidays to prey on our employees’ lack of awareness online in a number of ways. All it takes is for one Trojan to infect a single PC in a company to put an entire infrastructure at risk. Everyone plays a role in protecting the assets and information of their organization. To help explain what this means for you as an IT manager, an employee or even a home user, we have developed a two-part primer on common threats you […]

Continue Reading »