Social EngineeringPhishingData ExfiltratedCustomer Data InvolvedIDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTMediumContained
Mariner Wealth Advisors, LLC
bd_fe3948411c5ce93d · schema v1 · pii pii-v1
Full breach record for Mariner Wealth Advisors, LLC →Mariner Wealth Advisors, LLC reported a security incident to the New Hampshire Attorney General on June 1, 2026. A criminal third party impersonated MWA IT help desk agents via a spoofed domain to phish credentials from three associates starting November 21, 2025. The incident affected 35 New Hampshire residents, exposing names, account numbers, dates of birth, and SSNs/government IDs. The accounts were isolated, law enforcement was notified, and victims were offered 12 months of credit monitoring.
This filing is one of 5 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (4) · sorted by filing gap
- bd_042e1d26630afaf7California State AGfiled 2026-06-01Verified
- bd_b1757d3f97946462Massachusetts State AGfiled 2026-06-01Candidate
- bd_dc209b391466c5deMaine State AGfiled 2026-06-01Verified
- bd_01f2ddbfef6a94ceIndiana State AGfiled 2026-05-29(3d gap)Verified
Source provenance
- Source URL
- https://mm.nh.gov/files/uploads/doj/remote-docs/mariner-wealth-advisors-20260601.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 1, 2026
- Raw hash
- 56da6080660acdac48821f027565ae173bbca8277ca90c6da560c30847a1989d
Reporting entity
- Name
- Polsinelli PCnorm: polsinelli
Victim entity
- Name
- Mariner Wealth Advisors, LLCnorm: mariner wealth advisors
Incident
- Discovered
- Nov 24, 2025
- Materiality determined
- —
- Notification sent
- May 29, 2026
- Affected individuals
- 35
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNT
- Attack vector
- Phishing
- MITRE ATT&CK
- T1566.002 Spearphishing LinkT1078 Valid Accounts
- Threat actor
- ExternalFinancial
- Regulator citations
- Notified federal law enforcement
- Initial access
- phishing_link
Compliance
- Time to disclose
- 27 weeks(189 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.