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Cisco Talos Intelligence Blog

blog.talosintelligence.com

Talos intelligence and world-class threat research team better protects you and your organization against known and emerging cybersecurity threats.

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Visit blog.talosintelligence.com → RSS feedOn Hacker News May 2017 – Oct 2026

Security & Privacy 5Web & Frontend 1Networking & Internet 1Databases & Data 1Tech Industry & Business 1AI & Machine Learning 1

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Malware identified in CCleaner 5.33

Update 9/18: CCleaner Cloud version 1.07.3191 is also reported to be affected Update 9/19: This issue was discovered and reported by both Morphisec and Cisco in separate in-field cases and reported separately to Avast. Update 9/19: There has been some confusion on how the

4

Cisco's Talos team analysis of WannaCry worm

By Martin Lee, Warren Mercer, Paul Rascagneres, and Craig Williams. Executive Summary A major ransomware attack has affected many organizations across the world reportedly including Telefonica in Spain, the National Health Service in the UK, and FedEx in the US. The malware responsible for this attack is a ransomware…

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De-anonymizing ransomware domains on the dark web

* We have developed three techniques to identify ransomware operators' dark websites hosted on public IP addresses, allowing us to uncover previously unknown infrastructure for the DarkAngels, Snatch, Quantum and Nokoyawa ransomware groups. * The methods we used to identify the public internet IPs involved matching…