Social EngineeringPhishingData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIDENTITY_BASICIDENTITY_GOVERNMENTMediumResolved
Kosmos Management, LLC
bd_863d212594e6403f · schema v1 · pii pii-v1
Full breach record for Kosmos Management, LLC →Kosmos Management LLC notified the New Hampshire Attorney General of a cybersecurity incident discovered on February 4, 2025, involving unauthorized access to employee email accounts via phishing. The breach affected one New Hampshire resident, exposing names, Social Security numbers, and driver's license numbers. Kosmos engaged third-party investigators, secured the email tenant, and sent notification letters offering 12 months of credit monitoring. The investigation is complete.
This filing is one of 2 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- bd_ea85663b13db54c0Indiana State AGfiled 2025-12-26(7d gap)Candidate
Source provenance
- Source URL
- https://mm.nh.gov/files/uploads/doj/remote-docs/kosmos-management-20260102.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jan 2, 2026
- Raw hash
- e1050723b8812aa82d8b6fd9ccbc6901a2f25df1d79fcbe1e7257ccba98287d2
Reporting entity
- Name
- Ciprianinorm: cipriani
- Domain
- cipriani.com
Victim entity
- Name
- Kosmos Management, LLCnorm: kosmos management
Incident
- Discovered
- Feb 4, 2025
- Materiality determined
- —
- Notification sent
- Dec 26, 2025
- Affected individuals
- 1
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Phishing
- MITRE ATT&CK
- T1566.002 Spearphishing Link
- Threat actor
- ExternalFinancial
- Regulator citations
- Notified New Hampshire Attorney General Consumer Protection Bureau
- Initial access
- phishing_link
Compliance
- Time to disclose
- 47 weeks(332 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.