Generally, if a computer is infected there are some symptoms, which even simpler users can notice.
Common Malware Detection Techniques
Some of the most commonly used Malware Detection Techniques are listed as follows.
- Your computer shows a pop-up and error message.
- Your computer freezes frequently and you are unable to work on it.
- The computer slows down when a program or process starts. This can be noticed in the task manager that the process of the software has started, but it has not opened yet for working.
- Third parties complain that they are receiving invitation in social media or via emails from you.
- File extensions changes appear or files are added to your system without your consent.
- Internet explorer freezes too often even though your internet speed is very good.
- Your hard disk is accessed most of the time, which you can see from the blinking LED light of your computer.
- OS files are corrupted or missing.
- If your computer is consuming too much bandwidth or network resources, it is the case of a computer worm.
- Hard disk space is occupied all the time, even if you are not taking any action. For example, a Mew Program installing.
- Files and program sizes change as compared to their original version.
Errors not related to Malware
The following errors are not related to Malware Activities −
- Error while the system is booting in the Bios stage, like Bios’ battery cell display, timer error display.
- Hardware errors like Beeps, RAM burn, HDD, etc.
- If a document fails to start normally like a corrupted file, but the other files can be opened accordingly.
- Keyboard or mouse does not answer your commands; you have to check the plug-ins.
- Monitor switching on and off too often, like blinking or vibrating, this is a hardware fault.
In the next chapter, we will understand how to prepare for Malware removal.