Emails containing malicious URLs made up 88 % of all messages with malware-infested hyperlinks and attachments, underscoring the dominance of URL-based e mail threats.

The findings — disclosed in cybersecurity firm Proofpoint’s quarterly threat report for the month ending September — reveal the evolving sophistication of social engineering assaults focusing on customers and organizations.

“Electronic mail-based threats are among the many oldest, most pervasive, and widespread cybersecurity threats hitting organizations worldwide,” Chris Dawson, Risk Intelligence Lead at Proofpoint, instructed TNW.

“From large malware campaigns focusing on tens of millions of recipients with banking Trojans to rigorously crafted e mail fraud, the e-mail risk panorama is extraordinarily numerous, creating a variety of alternatives for risk actors to assault organizations,” Dawson added.

Another key traits to notice are the prevalence of sextortion campaigns, and the notable absence of Emotet botnet spam and ransomware assaults propagated through malicious emails.

“Ransomware remains to be a risk,” Dawson acknowledged. “Nevertheless, with quickly dropping cryptocurrency valuations, risk actors are having a more durable time monetizing their ransomware campaigns. As a substitute they’re turning to ‘quieter’ infections with banking Trojans and downloaders that may probably sit on contaminated machines for prolonged intervals, amassing knowledge, mining cryptocurrency, sending spam, and extra.”