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    Archive for the ‘Bad Sites’ Category




    Late last month, we reported about a backdoor vulnerability that we discovered in Netcore/Netis brand routers, a backdoor that made any network attached to a router of the same brand vulnerable to online infiltration and man-in-the-middle attacks. We also reported on how our friends at the ShadowServer Foundation have been kind enough to scan for IP addresses affected by this vulnerability, with their findings readily available in website form. At the time, the number of affected IP addresses numbered to more than ...

    Posted in Bad Sites, Vulnerabilities |



    Earlier this year we discussed how Gizmodo's Brazilian site was compromised and used to spread online banking malware to approximately 7,000 victims in a two-hour span. The site was compromised via WordPress plugin vulnerabilities that allowed the attacker to add a script that redirected users to a second compromised site, which eventually led users to download the malware. These types of attacks are unfortunately common, but the underlying details may not be clear to all.  Attacks like these are quite capable of delivering different payloads ...

    Posted in Bad Sites |



    In the previous blog post of this series, I introduced our paper titled  An In-Depth Analysis of Abuse on Twitter  that looked at the threats in the Twitter landscape, and explained the various kinds of malicious tweets we've seen. In this post, we look at the scope and scale of these threats. Malware Tweets Users in the United States generally click the most links that go to malicious URLs from Twitter, whether it be phishing Tweets, Tweets with shortened URLs, or traditional spam. In one category, ...

    Posted in Bad Sites, Social |



    The computer security industry will always remember 2013 as the year the U.S. suffered one of the largest data breaches in history. In a targeted attack, U.S. retailer Target was compromised during the Christmas shopping season using the BlackPOS malware, a PoS RAM scraper family. According to estimates, cybercriminals stole 40 million credit and debit card numbers as well as 70 million personal records of Target shoppers. Ever since the Target data breach came into the limelight, there has been a constant stream merchants/retailers publicly ...

    Posted in Bad Sites |



    It was recently reported that Google would improve the search ranking of  HTTPS sites in their search engine. This may encourage website owners to switch from HTTP to HTTPS. Cybercriminals are also taking part in this switch. For example, we recently spotted a case where users searching for the secure version of a gaming site were instead led to a phishing site. We researched phishing sites that used HTTPS and were blocked by Trend Micro web reputation technology from 2010-2014. Based on our investigation, the number ...

    Posted in Bad Sites |


     

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