HackingFinancial ServicesProfessional ServicesFinanceCapture Stored DataData ExfiltratedCustomer Data InvolvedDelayed DiscoveryPIIFINANCIALLowResolved
Sanders Walsh Eaton CPAs LLC
bd_fac69dd5111a8db5 · schema v1 · pii pii-v1
Full breach record for Sanders Walsh Eaton CPAs LLC →Sanders Walsh Eaton CPAs LLC (a CPA firm in Osterville, MA) suffered an unauthorized system intrusion on March 13, 2025, lasting less than four hours, in which an external actor exfiltrated personal data. The breach was discovered on March 26, 2025, after the IRS rejected tax filings. 753 total individuals were affected, including 1 Maine resident. The incident was reported to law enforcement and the IRS. Affected individuals were offered 12 months of Kroll identity monitoring.
Maine clockDiscovered Mar 26, 2025 → Filed with AG Jun 26, 202592d ✗ ME AG >90d13 weeks discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
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_4fbbc82cedd73699Vermont State AGfiled 2025-07-07(11d gap)Verified
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/c302e4a0-823c-4fc3-9343-6e066c02e266.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 26, 2025
- Raw hash
- 58d43447d94f0e3bcae7dfe7a1aadfb7c4ab8568c7700085c8f69c21f8c2c426
Reporting entity
- Name
- Sanders Walsh Eaton CPAs LLCnorm: sanders walsh eaton cpas
- Industry
- Financial Services
Victim entity
- Name
- Sanders Walsh Eaton CPAs LLCnorm: sanders walsh eaton cpas
- Industry
- Financial Services
- Industry
- Financial ServicesllmProfessional Servicesllm
Incident
- Discovered
- Mar 26, 2025
- Materiality determined
- —
- Notification sent
- Jun 18, 2025
- Affected individuals
- 1
- Data types
- PIIFINANCIAL
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
- Threat actor
- ExternalFinancial
- Regulator citations
- Reported to the Internal Revenue Service (IRS)Reported to law enforcementNotification filed with Maine Attorney General
Compliance
- Time to disclose
- 13 weeks(92 days from discovery to filing)
- Compliance flags
- ME AG >90d · 92dME resident >60d · 84d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Mar 26, 2025→ Filed with AG: Jun 26, 202592d 90 days ME AG >90d Maine Discovered: Mar 26, 2025→ Notified: Jun 18, 202584d 60 days (analyst band; statutory cap is 30 days) ME resident >60d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.