CPS
bd_6b3645215094bc3a · schema v1 · pii pii-v1
Full breach record for CPS →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Sinobi 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
CPS, Ltd. is a full-service engineering firm based in Grand Forks, ND, specializing in municipal engineering, transportation, water resources, solid waste management, and construction engineering. Established in 1979, the company aims to provide innovative, technically sound designs tailored to meet the unique needs of clients in communities, companies, and governmental agencies across North Dakota and northwest Minnesota. Their services also include land planning and surveying, ensuring accurate data and documentation for a variety of projects. CPS, Ltd. is committed to leveraging its experience and expertise to support clients in achieving successful project outcomes.
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Incident timeline — mostly unverified
? — ?
Breach window unknown
Dec 9, 2025
Claim posted
—
No filing yet · watching
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
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.
No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.
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.
sinobi
According to ransomware.live, Sinobi is a private vetted-affiliate RaaS group that emerged in mid-2025, believed to be a rebrand of the Lynx/INC ransomware lineage, claiming 176 victims by end of 2025 through double-extortion attacks primarily against mid-market US organizations via compromised SonicWall VPN credentials.