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Author: Admin | 2025-04-28
AdGuard discovered crypto-jacking schemes at Openload, Streamango, Rapidvideo and OnlineVideoConverter, affecting nearly 1 billion users per month. Tremendously popular video-streaming sites, with nearly a billion monthly visitors, have been secretly using the resources from visitors’ devices to mine for the cryptocurrency Monero.According to security experts at AdGuard, the four sites involved in the crypto-jacking schemes are Openload, Streamango, Rapidvideo and OnlineVideoConverter. Those sites are raking in outrageous amounts of money while visitors are busy streaming or converting videos.“While analyzing the first complaints, we came across several VERY popular websites that secretly use the resources of users’ devices for cryptocurrency mining and were avoiding ad blockers so far,” AdGuard explained. “According to SimilarWeb, these four sites register 992 million visits monthly. And the total monthly earnings from crypto-jacking, taking into account the current Monero rate, can reach $326,000.”Regarding the three video streaming sites, AdGuard said, “We doubt that all the owners of these sites are aware that the hidden mining has been built in to these players.”Nevertheless, as visitors spend hours watching movies or TV shows, their devices’ CPUs are busy mining cryptocurrency for whomever added the mining scripts.Crypto-jacking via Openload, Streamango, Rapidvideo and OnlineVideoConverterAdGuard discovered two Openload domains secretly mining for Monero without users’ knowledge or consent. Openload, one of the most popular streaming sites, has an estimated 330 million visitors per month. Videos from Openload are often embedded on other sites and, in many cases, the mining script loads when videos are launched. AdGuard estimated that the monthly earnings reach $95,000.The crypto-jacking on Streamango starts when the embedded player is loaded. The site gets 42 million visits per month, and monthly mining earning could reach about $7,200. The mining script in the Streamango player is the exact same one being used on Openload.Like the other two streaming sites, the
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