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February 7, 2018 04:00 pm
Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/gPvhXZo4tbg/scammers-use-download-bombs-to-freeze-chrome-browsers-on-shady-sites
Scammers Use Download Bombs To Freeze Chrome Browsers on Shady Sites
An anonymous reader shares a report: The operators of some tech support scam websites have found a new trick to block visitors on their shady sites and scare non-technical users into paying for unneeded software or servicing fees. The trick relies on using JavaScript code loaded on these malicious pages to initiate thousands of file download operations that quickly take up the user's memory resources, freezing Chrome on the scammer's site. The trick is meant to drive panicked users into calling one of the tech support phone numbers shown on the screen. According to Jerome Segura -- Malwarebytes leading expert in tech support scam operations, malvertising, and exploit kits -- this new trick utilizes the JavaScript Blob method and the window.navigator.msSaveOrOpenBlob function to achieve the "download bomb" that freezes Chrome.Read more of this story at Slashdot.
Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/gPvhXZo4tbg/scammers-use-download-bombs-to-freeze-chrome-browsers-on-shady-sites
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