HackingTechnologyInformationCustomer Data InvolvedTargetedIdentity (basic)Government IDMediumContained

Sourcemedia LLC

bd_74e84040fcdd96ea · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 21, 2021

Filed

Mar 7, 2022

To disclose

41 weeks

Affected

6state residents only

Linked

5 filings

Confidence

66%

Full breach record for Sourcemedia LLC →

Sourcemedia LLC DBA Arizent notified the New Hampshire AG of unauthorized network access between May 21 and July 27, 2021. Six NH residents had name, address, and SSN exposed. Arizent engaged cybersecurity specialists, notified law enforcement, and offered 1 year of credit monitoring.

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Incident timeline

discovery → filing · 41 weeks / 290 days

May 21, 2021

Begins

May 21, 2021

Discovered

Mar 7, 2022

Filed

vs. sector median

+30 wks slower

This filing is one of 5 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_412e737a52af14aa2022-03-03 · +4dVerified
Montana State AGbd_90aa8710c8c422082022-03-03 · +4dCandidate
Maine State AGbd_f11e547d4c76dee32022-03-03 · +4dVerified by operator
Indiana State AGbd_742c86586bf5f1cc2022-03-02 · +5dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Sourcemedia LLC
norm: sourcemedia
Also named: Sourcemedia LLCdba oflegal entity
Arizentdba oftrade name
Industry: Technologyllm

Discovered: May 21, 2021
Breach occurred: May 21, 2021 – Jul 27, 2021
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 3, 2022
Affected individuals: 6state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Office of the New Hampshire Attorney GeneralNotifying the three major consumer/credit reporting bureaus and other state regulators

During the incident: Launched an investigation into the nature and scope of these incidents with the assistance of industry-leading cybersecurity specialists
Reported this incident to law enforcement and are cooperating with their investigation
Offering you immediate access to credit monitoring and identity theft protection services for [Extra3] months at no cost to you, through Experian IdentityWorks
Notifying the three major consumer/credit reporting bureaus and other state regulators
Changes made: Implement additional safeguards and training to its employees
Implemented additional cybersecurity measures to further protect against similar incidents moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 41 weeks(290 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGMar 2 · first

Massachusetts State AG+1d

Montana State AG+1d

Maine State AG+1d

New Hampshire State AG+5d · this page

Pattern: first filing Mar 2 (IN), last Mar 7 (NH) — a 5-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/sourcemedia-dba-arizent-20220307.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 7, 2022
Raw hash: eb4ead277c75e1c4dd6826af3e91d19777d8df3b31445f176db1b706b4973f54

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entitySourcemedia LLC

Incidentdiscovered May 21, 2021

Stated responseLaunched an investigation into the nature and scope of these incidents with the assistance of industry-leading cybersecurity specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov