HackingHealthcareEducationHealthcareVulnerability ExploitStolen CredentialsTargetedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

THE UNIVERSITY OF CHICAGO MEDICAL CENTER

bd_1140c85995b0cec0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 22, 2015

Filed

Feb 26, 2015

To disclose

5 weeks

Affected

5state residents only

Linked

2 filings

Confidence

66%

Full breach record for THE UNIVERSITY OF CHICAGO MEDICAL CENTER →4 incidents on file

University of Chicago Medical Center notified NH AG of a cyber-attack on Dec 25, 2014, discovered Jan 22, 2015. Unauthorized access to a database exposed names, SSNs, and employee IDs of 5 NH residents. Access was restricted immediately. Remediation included penetration testing and policy updates. Affected individuals received 1 year of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 28 days

discovery → filing · 5 weeks / 35 days

Dec 25, 2014

Begins

Jan 22, 2015

Discovered

Feb 26, 2015

Filed

vs. sector median

6 wks faster

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_310d5a1fd2873da72015-03-03 · +5dVerified

Name: THE UNIVERSITY OF CHICAGO MEDICAL CENTER
norm: the university of chicago medical center
Domain: uchicagomedicine.org

Name: THE UNIVERSITY OF CHICAGO MEDICAL CENTER
norm: the university of chicago medical center
Domain: uchicagomedicine.org
Industry: HealthcarellmEducationllm

Discovered: Jan 22, 2015
Breach occurred: Dec 25, 2014
Undetected for: 28 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 25, 2015
Affected individuals: 5state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
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: All access to the database was restricted immediately
Outside forensics experts were retained to confirm the nature and scope of the unauthorized access
Notice letters were mailed to the affected New Hampshire residents
Offered access to one (1) free year of credit monitoring services and identity restoration services
Provided information on protecting against identity theft and fraud through a confidential, toll-free hotline
Changes made: Penetration test of internet-facing web applications
Exploring additional preventative and detective measures with web applications
Updating standards regarding the development and deployment of web applications
Examining the necessity for the use of Social Security numbers and eliminating the use were possible
Re-evaluating the need for public access to various web applications
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(35 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 ↗

New Hampshire State AGFeb 26 · first · this page

Massachusetts State AG+5d

Pattern: first filing Feb 26 (NH), last Mar 3 (MA) — 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/university-medical-center-20150226.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 26, 2015
Raw hash: 2e15f2e133d8e7108556d69bd7df29f2dc629c9f6272addb3047482df64036bd

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityTHE UNIVERSITY OF CHICAGO MEDICAL CENTER

Victim entityTHE UNIVERSITY OF CHICAGO MEDICAL CENTER

Incidentdiscovered Jan 22, 2015

Stated responseAll access to the database was restricted immediately

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov