One of these allegedly malicious apps is dubbed “Squid Game Wallpaper 4K HD” and is available alongside hundreds of unofficial apps, based on the series.
When downloaded, technology trojan horse will infect Android devices with malware Joker.
Malware this allows hackers to register users to premium services.
Stefanko said digital fraudsters use the app to carry out “malicious advertising scams and/or unsolicited SMS subscriptions.”
This means, compromised devices can be flooded with unwanted advertisements via text messages.