Social EngineeringOtherPhishingCustomer Data InvolvedTargetedIdentity (basic)Government IDMediumContained

STEPPENWOLF THEATRE COMPANY

bd_a70014712ef29987 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 25, 2019

Filed

Jun 24, 2019

To disclose

9 weeks

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for STEPPENWOLF THEATRE COMPANY →

Steppenwolf Theatre Company notified the NH AG of a phishing incident affecting 1 NH resident. Unauthorized access to email accounts occurred Nov 28, 2018 – Jan 14, 2019. Investigation concluded Apr 25, 2019, revealing names and SSNs. Notification sent June 14, 2019, including 1-year credit monitoring.

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Incident timeline

undetected · 148 days

discovery → filing · 9 weeks / 60 days

Nov 28, 2018

Begins

Apr 25, 2019

Discovered

Jun 24, 2019

Filed

vs. sector median

on median

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

Massachusetts State AGbd_8582a71210aeb11f2019-06-19 · +5dVerified

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: STEPPENWOLF THEATRE COMPANY
norm: steppenwolf theatre
Industry: Otherllm

Discovered: Apr 25, 2019
Breach occurred: Nov 28, 2018 – Jan 14, 2019
Undetected for: 148 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 14, 2019
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General
Initial access: phishing_link

During the incident: Launched an investigation in consultation with outside cybersecurity professionals
Provided written notification to the affected resident
Offered a complimentary one-year membership with a credit monitoring service
Advised the affected resident about the process for placing a fraud alert and/or security freeze on their credit files
Changes made: Continually evaluates and modifies its practices and internal controls to enhance the security and privacy of personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGJun 19 · first

New Hampshire State AG+5d · this page

Pattern: first filing Jun 19 (MA), last Jun 24 (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/steppenwolf-theatre-20190624.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 24, 2019
Raw hash: 60b207a770413d733bf0f67deddc9da116c003b1b85b599a004c747d6be1fff9

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entitySTEPPENWOLF THEATRE COMPANY

Incidentdiscovered Apr 25, 2019

Stated responseLaunched an investigation in consultation with outside cybersecurity professionals

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov