TechRepublic

Cisco Talos report: Threat actors use known Excel vulnerability

The use of .XLL Excel files by threat actors to infect computers with malware is growing fast. Learn more about this relatively new technique and how to protect from it. Image: Sashkin/Adobe Stock ...
ZDNet

There's been a big rise in phishing attacks using Microsoft Excel XLL add-ins

A wave of cyberattacks is exploiting Microsoft Excel add-in files in order to deliver several forms of malware in campaigns that could leave businesses vulnerable to data theft, ransomware and other ...
Bleeping Computer

Malicious Excel XLL add-ins push RedLine password-stealing malware

Cybercriminals are spamming website contact forms and discussion forums to distribute Excel XLL files that download and install the RedLine password and information-stealing malware. RedLine is an ...
Bleeping Computer

Microsoft 365 to block downloaded Excel XLL add-ins to boost security

Microsoft is working on adding XLL add-in protection for Microsoft 365 customers by including automated blocking of all such files downloaded from the Internet. This will help tackle the rise of ...