Using the logo of the FBI and President Barack Obama, Android-Trojan.Koler.A uses a location function to tailor the warnings to whatever country that you reside in. The malware prevents users from accessing the home screen of their phones, making it impossible to use most other apps installed on the phone.
In some cases, a phone can be restored only when you pay a so-called "fine" of about $300, using payment services such as Paysafecard or uKash that are incredibly difficult to trace. Thankfully, there is no evidence that the malware encrypts any files on a phone's storage.
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