Famous Chollima deploying Python version of GolangGhost RAT
Learn how the North Korean-aligned Famous Chollima is using the a new Python-based RAT, "PylangGhost," to target cryptocurrency and blockchain jobseekers in a campaign affecting users primarily in India.
Know thyself, know thy environment
In this week's edition, Bill explores the importance of self-awareness and building repeatable processes to better secure your environment.
catdoc zero-day, NVIDIA, High-Logic FontCreator and Parallel vulnerabilities
Cisco Talos’ Vulnerability Discovery & Research team recently disclosed three zero-day vulnerabilities in catdoc, as well as vulnerabilities in Parallel, NVIDIA and High-Logic FontCreator 15.
Microsoft Patch Tuesday for June 2025 — Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for June 2025, which includes 66 vulnerabilities affecting a range of products, including 10 that Microsoft marked as “critical.”
Everyone's on the cyber target list
In this week's newsletter, Martin emphasizes that awareness, basic cyber hygiene and preparation are essential for everyone, and highlights Talos' discovery of the new PathWiper malware.
Newly identified wiper malware “PathWiper” targets critical infrastructure in Ukraine
Cisco Talos observed a destructive attack on a critical infrastructure entity within Ukraine, using a previously unknown wiper we are calling “PathWiper.”
A new author has appeared
Talos Content Manager Amy introduces themself, shares her unconventional journey into cybersecurity and reports on threats masquerading as AI installers.
Cybercriminals camouflaging threats as AI tool installers
Cisco Talos has uncovered new threats, including ransomware like CyberLock and Lucky_Gh0$t, and a destructive malware called Numero, all disguised as legitimate AI tool installers to target victims.
Scarcity signals: Are rare activities red flags?
Talos analyzed six months of PowerShell network telemetry and found that rare domains are over three times more likely to be malicious compared to frequently contacted ones.