Researchers from Mimecast have recently observed a campaign where threat actors are using a somewhat rarely seen but easy method to distribute malware using Microsoft Excel's standard file encryption ...

Attackers can attempt to hide malicious payloads in Excel files sent by e-mail by using a standard Excel feature, according to a Tuesday post by Mimecast researchers. It turns out that automatic ...

I work as a contractor for a company in the summertime doing a variety of IT-oriented tasks. Most weeks, I don't even go into the office. I submit my hours to my employer via a spreadsheet, which ...

LimeRAT is a simple Trojan designed for Windows machines. The malware is able to install backdoors on infected machines and encrypt files in the same way as typical ransomware strains, add PCs to ...