Effective malware is typically developed with intention, targeting specific victims using either known or unknown vulnerabilities to achieve its primary functions. In this blog, we will explore a vulnerability submitted by McAfee Advanced Threat Research (ATR) and investigate a piece of malware that recently incorporated similar vulnerabilities. The takeaway from this blog is the increasing ...
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1. Introduction On March 1st, Google published an advisory [1] for a use-after-free in the Chrome implementation of the FileReader API (CVE 2019-5786). Clement Lecigne from Google Threat Analysis Group reported the bug as being exploited in the wild and targeting Windows 7, 32-bit platforms. The exploit leads to code execution in the Renderer process, ...
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Email remains a top vector for attackers.  Over the years, defenses have evolved, and policy-based protections have become standard for email clients such as Microsoft Outlook and Microsoft Mail.  Such policies are highly effective, but only if they are maintained as attacker’s keep changing their tactics to evade defenses.  For this reason, McAfee endpoint products ...
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The Adwind remote administration tool (RAT) is a Java-based backdoor Trojan that targets various platforms supporting Java files. For an infection to occur, the user must typically execute the malware by double-clicking on the .jar file that usually arrives as an email attachment. Generally, infection begins if the user has the Java Runtime Environment installed. ...
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IOT devices are notoriously insecure and this claim can be backed up with a laundry list of examples. With more devices “needing” to connect to the internet, the possibility of your WiFi enabled toaster getting hacked and tweeting out your credit card number is, amazingly, no longer a joke. With that in mind, I began ...
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2018 was another record-setting year in the continuing trend for consumer online shopping.  With an increase in technology and efficiency, and a decrease in cost and shipping time, consumers have clearly made a statement that shopping online is their preferred method. Chart depicting growth of online, web-influenced and offline sales by year.1 In direct correlation ...
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In collaboration with Bill Siegel and Alex Holdtman from Coveware.   At the beginning of 2019, McAfee ATR published an article describing how the hasty attribution of Ryuk ransomware to North Korea was missing the point. Since then, collective industry peers discovered additional technical details on Ryuk’s inner workings, the overlap between Ryuk and Hermes2.1, ...
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McAfee’s Mobile Research team recently learned of a new malicious Android application masquerading as a plugin for a transportation application series developed by a South Korean developer. The series provides a range of information for each region of South Korea, such as bus stop locations, bus arrival times and so on. There are a total ...
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During our continuous hunt for new threats, we discovered a new ransomware family we call Anatova (based on the name of the ransom note). Anatova was discovered in a private peer-to-peer (p2p) network. After initial analysis, and making sure that our customers are protected, we decided to make this discovery public. Our telemetry showed that ...
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