SIGMA, MITRE ATT&CK new features of the Sekoia cti platform

Sekoia published a December 2021 product update describing new XDR/CTI features: SIGMA support for writing and generating detection rules, enhanced event enrichment using platform assets and observable tags, a redesigned Observables page with relationship and export improvements (including MITRE ATT&CK format), and expanded detection coverage and published reports for offensive tools such as Covenant, Koadic, and Sliver; the update also notes automated ingestion of recent malware and ransomware hashes via a Hatching Triage playbook.