HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedPHIHealth (basic)Government IDIdentity (basic)MediumContained

QRS Music Technology

bd_1cc290f23d036e0f · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 26, 2021

Filed

Nov 8, 2021

To disclose

11 weeks

Affected

1state residents only

Confidence

66%

Full breach record for QRS Music Technology →2 incidents on file

QRS, Inc., a software provider for medical practices, experienced unauthorized access to a patient portal server from August 23-26, 2021. An unknown third party accessed and potentially acquired PHI, including names, SSNs, and medical data. Gregory Brewer, MD PLLC, a business associate, notified one New Hampshire resident on October 22, 2021. QRS took the server offline, engaged forensic investigators, and implemented MFA and SIEM.

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Incident timeline

undetected · 3 days

discovery → filing · 11 weeks / 74 days

Aug 23, 2021

Begins

Aug 26, 2021

Discovered

Nov 8, 2021

Filed

vs. sector median

2 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Gregory Brewer, MD PLLC
norm: gregory brewer md

Name: QRS Music Technology
norm: qrs music
Domain: qrsmusic.com
Industry: Healthcarellm

Discovered: Aug 26, 2021
Breach occurred: Aug 23, 2021 – Aug 26, 2021
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 22, 2021
Affected individuals: 1state-resident count only
Data types: PHIHealth (basic)Government IDIdentity (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Initial access: exploit_public_facing

During the incident: Took the server offline
Began an investigation
Engaged a forensic security firm to confirm the security of its network, analyze the incident, and determine the extent of the PHI that may have been accessed or acquired by the third party
Changes made: Kept this particular server offline permanently
Implemented multifactor authentication on core QRS systems for key administrators
Implemented a Security Information and Event Management System (SIEM)
Reviewing and updating its information security policies
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(74 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/gregory-brewer-md-pllc-20211108.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 8, 2021
Raw hash: 2918fc928ed168ae1c5d3cfc32d30110dbef6fab5b2e12be24b27bf91f7170d2

Reporting entityGregory Brewer, MD PLLC

Victim entityQRS Music Technology

Incidentdiscovered Aug 26, 2021

Stated responseTook the server offline

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov