MalwareRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedDelayed DiscoveryIDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTHighContained
Greylock
bd_8b7ba321f28889a0 · schema v1 · pii pii-v1
Full breach record for Greylock →Greylock McKinnon Associates, Inc. (GMA) reported a ransomware attack detected on May 30, 2023, affecting personal and Medicare information of approximately 1,841 individuals, including 1,840 New Hampshire residents. GMA, a litigation support consulting firm, received data from the U.S. Department of Justice. The breach was disclosed to the NH Attorney General on April 4, 2024, as a supplemental notice. GMA engaged forensic specialists, notified law enforcement, and is offering credit monitoring and fraud assistance to affected individuals.
This filing is one of 8 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (7) · sorted by filing gap
- bd_ba7fccfadfcbb07dOregon State AGfiled 2024-04-05(1d gap)Verified by operator
- bd_c55a125d8e9e0f58California State AGfiled 2024-04-05(1d gap)Verified
- bd_862de986dcc37c52Washington State AGfiled 2024-04-16(12d gap)Verified
- bd_08e358e2c4d44d73Montana State AGfiled 2024-02-23(41d gap)Candidate
Show 3 more filings ↓Show fewer ↑up to 41d gap
- bd_8b8abd614469d3d9New Hampshire State AGfiled 2024-02-23(41d gap)Verified
- bd_e0ca51cf3adad76cMaine State AGfiled 2024-02-23(41d gap)Verified
- bd_ebe27468fd5864a1Indiana State AGfiled 2024-02-23(41d gap)Verified
Source provenance
- Source URL
- https://mm.nh.gov/files/uploads/doj/remote-docs/greylock-mckinnon-20240404.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Apr 4, 2024
- Raw hash
- 6007274da23a71cb0ee8ccbf6c424f1f834ffd21d45f1fe954c65b69db4c6fbf
Reporting entity
- Name
- Linn F. Freedman (on behalf of Greylock McKinnon Associates, Inc.)norm: linn f freedman on behalf of greylock mckinnon associates
- Domain
- gma-us.com
Victim entity
- Name
- Greylocknorm: greylock
- Domain
- gma-us.com
Incident
- Discovered
- May 30, 2023
- Materiality determined
- —
- Notification sent
- Apr 5, 2024
- Affected individuals
- 1,841
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNT
- Attack vector
- Ransomware
- MITRE ATT&CK
- T1486 Data Encrypted for ImpactT1119 Automated Collection
- Threat actor
- ExternalFinancial
- Regulator citations
- Notified New Hampshire Attorney GeneralNotified U.S. Department of Justice
Compliance
- Time to disclose
- 44 weeks(310 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.