Before ransomware attacks that have recently shocked the globe, malware attacks were mainly targeted at desktops. But now, viruses are targeting tablets and smartphones to gain access to personal data through breaking into online banking, apps, and personal emails. If you have a smartphone, you are a potential target! The attackers can encrypt your info, threaten to auction it in the black market, and even demand a ransom. Get the facts right. No one is really safe today!
In this post, we bring you the most important signs that indicate your smartphone is infected and how to stay safe.
The phone system starts behaving irregularly
If your smartphone system or app suddenly fails even though it was working properly, the chances are that you have been attacked. You need be on the lookout for signs of strange activities such as sudden apps closure or error messages. This is an indication that a malicious code has gotten into the phone and is running from the background.
Once a malware takes over an app, it can gain access illegally and start issuing commands with the admin permissions. You can note this by remaining apt about the last activity. If you accessed an app around 2 pm but notice that additional activities were made from the phone in the subsequent hours, you are under attack. It is very important also to note things such as the battery draining faster than normal and overuse of other phone resources.
The SMS and call logs have unknown numbers
One of the common methods used to send malicious codes into your phone is text messages. Many malware companies usually send these self-executing codes using unknown numbers. This method of spreading attacks is preferred for sending Trojans that target smartphones. You should regularly check the call and text logs to see whether there are unknown numbers that pose the phone to risks.
Higher than usual data usage
Many malicious apps will only work when you have phone data. For example, malicious apps take advantage of the data plan to exchange info with the cybercriminals. Because malicious apps have to communicate and execute orders progressively, the chances are that the data plan will be exhausted very fast. You should carefully follow personal data usage to know when malware is using extra data. The latest smartphones even allow users to set notifications on data is being drained without their authorization.
Getting charged for services you never used
If the malware is using the phone data, messages, or calls, you will be billed for the services. This means that you are likely to get a bill bigger than normal. If you have linked the phone services to the personal credit card, a bill will also be slapped on the card. To avoid such costs, the user must be alert and always identify higher than normal charges. It is also crucial to install an appropriate security solution to scan the phone for malware regularly.
Tips for protecting your phone from malware
While it is true that technological advances should not be feared, you need to be proactive to remain secure all the time. Here are some of the best tips for keeping your smartphone secure.
- Always back up your phone data regularly
- Only download apps from secure stores
- Always use a screen lock and passcodes
- Do not jailbreak the smartphone
- Always use antivirus services from a reliable company