Koler seems a new malicious virus coming into our eyes to cause plenty of troubles in this time. As other similar ransomware, Koler also take advantages of FBI or other official agency symbols to look legitimate, as well as that familiar carefully crafted text. To the most popular banner, suddenly, there is a strange alarm that “ATTENTION! You phone has been blocked”. At that time, Koler started to work. Traced back to the reasons why Android phone or tablet is easily infected by Koler or other ransomware, it is because Android operating system remains some of security risks which are used by cyber criminals. One is that it is openness of application management, which users can be free to upload or download any applications in its application center. Then, those illegal persons intends to make quick profits through insert virus into application and defraud money. It is advisable for Android device users to understand that the most effective way to deal with infection is to remove Koler on Android device as soon as possible.
As illegal designers are quite tricky, Koler can be available to enter targeted Android device without any permission and authorization. Usually, it can be found in illegal websites, unknown resources application, email attachment or even some text messages. In most frequently, what it likely to do is blocking devices screens once entering into them. With blocked screen, it is the most significant for Koler to prevent from deleting by existing anti-virus applications. After it takes over the screen when users cannot act effectively without entering settings, there would be a pop-up notes. To be in the name of FBI or other official organization, with formal diction, Koler accuses those innocent users of a series of illegal actions, like sending spam email messages to unsolicited email addresses, downloading and sharing copyright files, distributing pornography involving children, and the use of software that is not properly licensed. Of course, the notes is totally made by hackers which is fake and to frighten victims. Seeing that pop-up, what users should do is to remove Koler at once without any hesitation. If there meets some troubles, people can search professional help from VilmaTech freely.
That pop-up banner, for some experienced Android users, is the sign that the Android device has gotten infected. But for those inexperienced users, they may be in a mass at that moment and too confused to make out the situation. Therefore, they are easily to fall into another pitfall. Besides that long list of violation, Koler calls for device users to pay an amount of fine if they want to get the Android device unlocked. To push people to believe, they emphasis that it is the only chance for people to save their devices. It usually works to some people, with a counting down deadline. However, there would not be something changed though finishing payment. To pay as Koler asks is wasting time which can be more effective to unlock and recover the infected phone. For the reason why it calls people to remove Koler without any delay, it may steal the private information and files from the locked device.
Hold the power button until there is a pop-up menu.
Keep pressing “power off”several seconds until there is a confirmation to ask you if you want your device to reboot into “safe mode”.
Choose “OK” to continue.
In the main menu, find “settings”, then choose “manage applications”.
Uninstall the related application.
Find out files option in the main menu.
Select all the remaining files in the phone and then delete them.
Reboot the phone.
Koler, is a dangerous ransomware for Android phone or tablet which spreads widely to make so many troubles. With entering into device quietly, on the other hands, Koler is difficult to be prevented. People are just unlucky to be the aim of cyber criminals. It is not mean that there is nothing to do. What should be done in daily life is to develop good habit to surf the Internet and use the phone or other devices. Although Android operating system owns its self-limit, to decrease risk, people should not click any links unknown or get into some strange websites. In addition, they should not download app from unknown resource or strange attachment following email. Also, it is necessary to learn some easy but useful tips in case of some emergencies. If there is any trouble, VilmaTech experts are always here to help to deal with it.
