Golden Artist Colors
bd_b052860427c66386 · schema v1 · pii pii-v1
Full breach record for Golden Artist Colors →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Nitrogen on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
A major manufacturer of art materials for professional artists and designers: acrylic paints, oils, watercolors, pastels and other media/materials.
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Incident timeline — mostly unverified
? — ?
Breach window unknown
Dec 3, 2025
Claim posted
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- Montana State AGbd_4779aa79453ce16a2025-12-05 · +1dCandidate
- Indiana State AGbd_4fa5ba374f5a25552025-12-05 · +1dVerified
Filing propagation · 3 filings · 2 states
View merged incident ↗Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
nitrogen
According to ransomware.live, Nitrogen began as a malware loader in 2023 used to deliver BlackCat/ALPHV ransomware, then evolved into a fully independent ransomware operator by mid-2024, operating its own strain derived from leaked Conti 2 builder code and conducting double-extortion attacks primarily linked to Eastern European infrastructure.