Posts Categorized: Targets


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 »

Recap from RSA2013: Android Malware Exposed

by

On Wednesday, February 27th, Webroot’s Security Intelligence Director (Grayson Milbourne) and  Senior Mobile Analyst (Armando Orozco) presented at the RSA Conference in San Francisco.  Their topic, Android Malware Exposed – An In-depth Look at its Evolution, is an expansion on their previous year’s presentation, highlighting the severity of Android malware growth.  Focusing on the history of operating system releases and the diversity across the market, as well at the threat vectors and behaviors in the evolution of Android malware, the team has established strong predictions for 2013.

Continue Reading »

Malware propagates through localized Facebook Wall posts

by

We’ve recently intercepted a localized — to Bulgarian — malware campaign, that’s propagating through Facebook Wall posts. Basically, a malware-infected user would unknowingly post a link+enticing message, in this case “Check it out!“, on their friend’s Walls, in an attempt to abuse their trusted relationship and provoke them to click on the malicious link. Once users click on the link, they’re exposed to the malicious software. More details:

Continue Reading »

Mobile spammers release DIY phone number harvesting tool

by

Need a good reason not to connect to the public Web with your phone? Wonder where all that SMS spam is coming from? Keep reading. Mobile phone spammers have recently released a new version of a well known phone number harvesting tool, whose main objective is to crawl the public Web and index mobile phone numbers, which will later be used for various malicious and fraudulent purposes. More details:

Continue Reading »

Android security tips and Windows AutoRun protection

by

by Armando Orozco Recently, two applications designed with malicious intent were discovered within the Google Play application store.  The apps were built with a façade of being utility cleaners designed to help optimize Android-powered phones, but in reality, both apps had code built in designed to copy private files, including photos, and submit them to remote servers. The applications, named SuperClean and DroidClean, did not stop there. Researchers also found that the malware was able to AutoRun on Windows PC devices when the phones were paired, and infect the main computer.  The malware was designed to record audio through the […]

Continue Reading »

Android malware spreads through compromised legitimate Web sites

by

Over the past 24 hours, our sensor networks picked up an interesting website infection affecting a popular Bulgarian website for branded watches, which ultimately redirects and downloads premium rate SMS Android malware on the visiting user devices. The affected Bulgarian website is only the tip of the iceberg, based on the diversified portfolio of malicious domains known to have been launched by the same party that launched the original campaign. 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 »

A New Zero-Day Vulnerability in Internet Explorer

by

By Brenden Vaughan A new zero-day vulnerability exploit has been identified in Microsoft’s Internet Explorer web browser versions 9 and below running on Windows XP, Vista and 7. Internet Explorer 10, which comes bundled with Windows 8, is not affected. The exploit could allow remote execution of malicious code from compromised websites.

Continue Reading »

A Primer for Secure Coding in PHP and MySQL

by

PHP is an incredibly popular language for creating dynamic web applications — websites such as Facebook are built on it. This can be attributed to many reasons; it is easy to learn, easy to install and does not require the user to compile code. An unfortunate side effect of the ease of development with PHP is a tendency to ignore security during the development process. In this post I will discuss some of the ways to make your PHP apps more secure. I will go through creating a PHP web app that connects to a MySQL back end database. The […]

Continue Reading »