SYMPTOMS OF MALWARE'S INFECTION

7 Warning signs of malware infection

• Slow computer: The most common symptom of a malware infection is a slow running computer. 
• Blue screen of death (BSOD)
• Programs opening and closing automatically: Malware can also be present when your programs are opening and closing automatically.
• Lack of storage space: There are several types of malware that can manipulate the files saved on your computer.
• Suspicious modem and hard drive activity
• Pop-ups, websites, toolbars and other unwanted programs: These are irritating signs that your computer has a virus. Pop-ups come from clicking on suspicious pages, answering survey questions to access a website’s service or installing free applications. 
• You're sending out spam