A new Symantec report on the state of malware software που εντοπίστηκε το Μάιο ενημερώνει ότι οι εγκληματίες του κυβερνοχώρου ήταν πολύ ενεργοί, δημιουργώντας περίπου 44.500.000 νέες εκδόσεις malware.
The outrageous number represents an increase over 50% compared to the previous month, which the company system recorded 29.200.000 new threats.
The month with the second largest number of malware is considered by Symantec's March systems, with the total number of threats reaching 35.800.000 samples.
Since the beginning of the year, the months with the lowest activity creationof new malware was February (perhaps because it has fewer days), with 26.5 million, and April.
According to company data, the most common threat to OS X is a Trojan called OSX.RSPlug.A, which changes the DNS settings on the affected computer, and directs traffic to intrusion-controlled web pages. Detection frequency increased to 23,9% in May, by one 4%.
The second and third most common threat to OS X is Keylogger, with 14% and Wirelurker, with 9%.
Symantec's report also informs that the number of attacks spear-phishing detected is on a downward trend.
However, it was observed that the attacks using this tactic were more focused on organizations employing fewer than 250 employees, the 42,5% of spear-phishing attacks in May was destined for such businesses or organizations.
Ο τύπος των συνημμένων αρχείων που υπήρχαν στα περισσότερα κακόβουλα μηνύματα ηλεκτρονικού ταχυδρομείου ήταν αρχεία DOC και DOCX, του Word των Windows. These accounted for 40% of the total.
