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Although the target is not as common as computers running Windows, Macs are not as secure as expected. For example, new malware specific to OSX was released via an image disguised as advertising on websites.
Between January 11th and 13th, several Internet advertising distributors ended up posting ads on sites. who carried a single image, which did not seem to wear to the right and was a white bar. Using the steganography technique, used to hide text or data in an image file, it was possible to add code to a seemingly harmless Javascript command.
19659002] When the image was loaded, the code of what is called VeryMal was executed. An badysis of the Apple fonts was then performed on the computer to verify that the machine was running on OSX.
Confirming that the machine was a Mac, the code was continuing its process and redirecting the user to update Adobe Flash. This is quite common on Windows computers, but as this is not often the case on Apple computers, it has affected a lot of people. According to the Confident Security Company, the financial impact of the attack was greater than $ 1.2 million.
Indeed, when installing the malicious package, the computer starts rolling. a bot in the background by clicking on ads without the user's consent to generate revenue for its creators. A good way to avoid VeryMal, in addition to common sense, is to use Adblocker extensions in your browser.
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