Fake MAS Windows Activation Domain Used To Spread PowerShell Malware

An anonymous reader shares a report: A typosquatted domain impersonating the Microsoft Activation Scripts (MAS) tool was used to distribute malicious PowerShell scripts that infect Windows systems with the 'Cosmali Loader'. BleepingComputer has found that multiple MAS users began reporting on Reddit yesterday that they received pop-up warnings on their systems about a Cosmali Loader infection. Based on the reports, attackers have set up a look-alike domain, "get[dot]activate[dot]win," which closely resembles the legitimate one listed in the official MAS activation instructions, "get[dot]activated[dot]win." Given that the difference between the two is a single character ("d"), the attackers bet on users mistyping the domain.

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