Intelligence Center

Threat Research

OfflRouter virus causes Ukrainian users to upload confidential documents to VirusTotal

The documents contained malicious VBA code, indicating they may be used as lures to infect organizations.  Learn More

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.  Learn More

GhostSec’s joint ransomware operation and evolution of their arsenal

Cisco Talos observed a surge in GhostSec, a hacking group’s malicious activities since this past year. GhostSec has evolved with a new GhostLocker 2.0 ransomware, a Golang variant of the GhostLocker ransomware. Learn More

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Latest Talos Takes Podcast Episodes

April 19, 2024 | Ep. 180
What are the dangers of enabling sideloading and third-party apps?

Apple now must allow users to be able to sideload apps onto their phones or access third-party app stores, thanks to a law from the European Union that went into effect earlier this year. Terryn Valikodath from Cisco Talos Incident Response joins Jon this week to discuss the potential dangers that come with allowing users to sideload apps onto their devices, and how attackers may take advantage of this new opening. 

April 12, 2024 | Ep. 179
Why we need to stop calling as-a-service group takedowns "takedowns"

Hazel Burton and Thorsten Rosendahl join Jon Munshaw on this week's episode to discuss the problem with threat actor "hydras." They recently wrote about the topic for the Talos blog, highlighting how law enforcement takedowns of these groups are closer to just disruptions or setbacks for these massive actors. They talk about what really needs to be done to stop ransomware actors and why RaaS is a breeding ground for "hydras."

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