Analyzing Elysium, a Variant of the Ghost (Cring) Ransomware Family
In February 2025, the Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and the Multi-State Information Sharing and Analysis Center (MS-ISAC) published a cybersecurity advisory to share information about the Ghost (Cring) ransomware and its techniques. The group behind this ransomware started its activities around 2021 by attacking public-facing applications running outdated versions.