HackingData ExfiltratedIDENTITY_BASICIDENTITY_GOVERNMENTMediumContained
Lyon Management Group, Inc.
bd_8d7dfd8fd9b8b74c · schema v1 · pii pii-v1
Full breach record for Lyon Management Group, Inc. →Lyon Management Group, Inc. notified the Maryland Attorney General of a data event affecting 4 Maryland residents. An unknown actor accessed systems and potentially copied files containing names, driver's license numbers, and Social Security numbers between March 14-15, 2024. Lyon secured systems, notified federal law enforcement, and provided 12 months of credit monitoring via TransUnion.
Maryland clock✗ MD AG >90d46 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 3 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- bd_143a112921db9785Indiana State AGfiled 2025-01-29Verified
- bd_032cbe3b69a97abcCalifornia State AGfiled 2025-03-28(58d gap)Candidate
Source provenance
- Source URL
- https://oag.maryland.gov/resources-info/SBN%20Documents/2025/ITU-376263.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jan 29, 2025
- Raw hash
- 2c03d80c733229c46bb833326f1add0999d28acd474b443a23f2768ef7119f09
Reporting entity
- Name
- Mullen Coughlin LLCnorm: mullen coughlin
Victim entity
- Name
- Lyon Management Group, Inc.norm: lyon management
Incident
- Discovered
- Mar 15, 2024
- Materiality determined
- —
- Notification sent
- Jan 29, 2025
- Affected individuals
- 4
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
- Threat actor
- External
- Regulator citations
- Notified federal law enforcement
Compliance
- Time to disclose
- 46 weeks(320 days from discovery to filing)
- Compliance flags
- MD AG >90d
- 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.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.