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“The application’s very concise terms and conditions are hosted on an unbranded one-page blog and do not disclose the extent of the actions the app can perform on users’ devices,” according to the Pradeo writeup. Interestingly, it also had 1,800+ reviews, with an average rating of four stars – though the more recent reviews tended towards the scathing, such as “misleading ad and worst app ever.” The Color Message application has unique technology that can help you personalize your default SMS messenger.” ![]() “It makes texting easy, fun and beautiful,” according to its Google Play listing, captured by Pradeo before the takedown. In the worst cases, the apps also exfiltrate contact lists and device information and can hide their icons from the home screen – which is the case with Color Message, Pradeo researchers said, adding that the application appeared to be making connections to Russian servers.Ĭolor Message purported to offer the ability to jazz up messaging with a range of fun emojis and screen overlays. But once installed, Joker apps subscribe victims to unwanted, paid premium services controlled by the attackers – a type of billing fraud that researchers categorize as “fleeceware.” Often, the victim is none the wiser until the mobile bill arrives. Joker is a persistent threat that’s been kicking around since 2017, hiding itself within legitimate-seeming, common application types like games, messengers, photo editors, translators and wallpapers, many of them aimed at children. Users should immediately delete Color Message from their devices to avoid being defrauded, researchers at Pradeo Security warned. ![]() The app was downloaded more than 500,000 times before its removal from the store. ![]() The Joker malware is back again on Google Play, this time spotted in a mobile application called Color Message.
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