Exploring vulnerable Windows drivers
This post is the result of research into the real-world application of the Bring Your Own Vulnerable Driver (BYOVD) technique along with Cisco Talos’ series of posts about malicious Windows drivers.
Akira ransomware continues to evolve
As the Akira ransomware group continues to evolve its operations, Talos has the latest research on the group's attack chain, targeted verticals, and potential future TTPs.
BlackByte blends tried-and-true tradecraft with newly disclosed vulnerabilities to support ongoing attacks
In recent investigations, Talos Incident Response has observed the BlackByte ransomware group using techniques that depart from their established tradecraft. Read the full analysis.
Inside the ransomware playbook: Analyzing attack chains and mapping common TTPs
Based on a comprehensive review of more than a dozen prominent ransomware groups, we identified several commonalities in TTPs, along with several notable differences and outliers.
TimbreStealer campaign targets Mexican users with financial lures
Talos has observed a phishing spam campaign targeting potential victims in Mexico, luring users to download a new obfuscated information stealer we’re calling TimbreStealer, which has been active since at least November 2023.