Cisco Talos Blog


Starry Addax targets human rights defenders in North Africa with new malware

Cisco Talos is disclosing a new threat actor we deemed “Starry Addax” targeting mostly human rights activists, associated with the Sahrawi Arab Democratic Republic (SADR) cause with a novel mobile malware.

April 16, 2024 08:00

Large-scale brute-force activity targeting VPNs, SSH services with commonly used login credentials

Cisco Talos would like to acknowledge Brandon White of Cisco Talos and Phillip Schafer, Mike Moran, and Becca Lynch of the Duo Security Research team for their research that led to the ,identification of these attacks. Cisco Talos is actively monitoring a global increase in brut

April 10, 2024 12:56

Vulnerability in some TP-Link routers could lead to factory reset

There are also two out-of-bounds write vulnerabilities in the AMD Radeon user mode driver for DirectX 11.

April 4, 2024 08:00

CoralRaider targets victims’ data and social media accounts

Cisco Talos discovered a new threat actor we’re calling “CoralRaider” that we believe is of Vietnamese origin and financially motivated. CoralRaider has been operating since at least 2023, targeting victims in several Asian and Southeast Asian countries.

April 11, 2024 14:00

The internet is already scary enough without April Fool’s jokes

The security community is still reflecting on the “What If” of the XZ backdoor.

April 9, 2024 14:23

April’s Patch Tuesday includes 150 vulnerabilities, 60 which could lead to remote code execution

Though April’s monthly security update from Microsoft includes 150 vulnerabilities, only three of them are considered “critical."

April 4, 2024 14:00

There are plenty of ways to improve cybersecurity that don’t involve making workers return to a physical office

An April 2023 study from Kent State University found that remote workers are more likely to be vigilant of security threats and take actions to ward them off than their in-office counterparts.

April 2, 2024 08:00

Adversaries are leveraging remote access tools now more than ever — here’s how to stop them

While there are many legitimate uses for this software, adversaries are also finding ways to use them for command and control in their campaigns.

March 28, 2024 10:00

Enter the substitute teacher

Welcome to this week’s threat source newsletter with Jon out, you’ve got me as your substitute teacher. I’m taking you back to those halcyon days of youth and that moment when you found out that you had a sub that day...