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Variston is a commercial spyware and exploit vendor associated with the development or use of zero-day capabilities. It has been publicly linked to exploitation of a Firefox zero-day, CVE-2022-26485, and has been referenced in connection with the Heliconia exploit framework lineage, including overlap with the term "BridgeHead". Available reporting places Variston in the category of private-sector offensive actors rather than a state intelligence service, with activity centered on supplying or operating intrusion capabilities used for targeted surveillance. High-confidence public information in this context is limited, and specific victim sectors, countries, operational structure, and broader tooling beyond the reported exploit activity are not sufficiently supported here.
Mallory correlates actor tradecraft and target patterns against your stack, your sector, and your geography. See overlap before they land.
5 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
1 CVE this actor has used in observed campaigns. 1 of them exploited in the wild.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.