While testing malware recently, we got some logs from our automated analysis system showing a few samples that are only partially replicated. We have heuristics that predict the behavior of a sample; but if that prediction fails, then the heuristics identify the state of a sample and decide if it is worth sending to our […]
A day or two ago, our friends at Symantec released a blog post about the growing success of "ransomware". (They also have a whitepaper here, and a nice gallery of screenshots of several variations here.) Briefly, ransomware is malware that either locks up a computer, or encrypts data files, and then offers to restore access […]
A crime wave of malware that demands money from victims to avoid prosecution by the FBI has been alarming web surfers across America. Victims suddenly find their computer frozen, and an official-looking page, like the one shown below, is displayed in their web browser. The FBI and the Internet Crime Complaint Center (IC3) have received so […]
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