HackingTelecom & MediaInformationEmployee Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Terrier Media Buyer, Inc.

bd_ecba583908a8f00c · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Nov 5, 2021

To disclose

—

Affected

7state residents only

Linked

9 filings

Confidence

66%

Full breach record for Terrier Media Buyer, Inc. →

Cox Media Group (dba Terrier Media Buyer) notified the NH Attorney General of a supplemental breach affecting 7 additional NH residents. On June 3, 2021, an unauthorized third party accessed a server containing HR data including names, addresses, SSNs, driver's license numbers, and financial account numbers. The actor attempted to copy and remove data, but there is no evidence of successful exfiltration or misuse. The company engaged forensic experts, notified the FBI, and is offering 24 months of credit monitoring.

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Incident timeline

Jun 3, 2021

Begins

Nov 5, 2021

Filed

This filing is one of 9 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (8) · sorted by filing gap

California State AGbd_03ea52157fe9b0612021-11-02 · +3dVerified
Maine State AGbd_9cae2e363ad0316d2021-11-02 · +3dVerified
Washington State AGbd_29839e00494e2ecb2021-10-28 · +8dCandidate
New Hampshire State AGbd_f42409412491ca282021-10-18 · +18dVerified

Show 4 more filings ↓up to 28d gap

Indiana State AGbd_0163e634ffa6f5e22021-10-08 · +28dVerified
California State AGbd_7a462900aa4679d72021-10-08 · +28dVerified
Massachusetts State AGbd_d8f4aa8696c223642021-10-08 · +28dVerified
Montana State AGbd_dc3b2599ce6b8bf72021-10-08 · +28dVerified

Name: Terrier Media Buyer, Inc.
norm: terrier media buyer

Name: Terrier Media Buyer, Inc.
norm: terrier media buyer
Also named: Terrier Media Buyer, Inc.dba oflegal entity
Cox Media Groupdba oftrade name
Industry: Telecom & Mediallm

Discovered: —
Breach occurred: Jun 3, 2021
Materiality determined: —
Notification sent: Nov 2, 2021
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government IDFinancial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified the FBI of the incident

During the incident: Took steps to secure our systems
Began a thorough investigation with the support of leading outside cybersecurity experts
Notified the FBI of the incident
Implemented enhanced security controls
Cooperating with law enforcement to investigate this incident
Offering a complimentary two-year membership of IdentityWorks Credit 3B which includes credit monitoring and identity theft protection services through Experian
Changes made: Implemented enhanced security controls
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 7 states

View merged incident ↗

Indiana State AGOct 8 · first

California State AGOct 8 · first

Massachusetts State AGOct 8 · first

Montana State AGOct 8 · first

New Hampshire State AG+10d

Washington State AG+20d

California State AG+25d

Maine State AG+25d

New Hampshire State AG+28d · this page

Pattern: first filing Oct 8 (IN), last Nov 5 (NH) — a 28-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://mm.nh.gov/files/uploads/doj/remote-docs/terrier-media-buyer-dba-cox-media-group-20211105.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 5, 2021
Raw hash: 976d6061a2b5cd5177f6683f1549d1cdbd483a85dc0cb8d3ebb92b8fc63d9a6e

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityTerrier Media Buyer, Inc.

Victim entityTerrier Media Buyer, Inc.

IncidentUnauthorized Access

Stated responseTook steps to secure our systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov