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Incident

York Hospital

Incident posture

Attack window
Feb 2016
Location
United States of America
Status
Historical
CIA posture
Available to members
Updated
2025-12-11 00:00

Linked entities

Victim
York Hospital
Threat actors
0 actors
Sources
1 source

Timeline

Occurred
Feb 2016
Discovered
Pending
Disclosed
Pending
Resolved
Pending

Summary

A Maine hospital experienced a cyberattack compromising employees' personal information, including names, addresses, Social Security numbers, and W-2 forms, affecting 1,483 staff across four campuses. While patient data remained secure on separate systems, the institution notified affected individuals through multiple channels, provided identity theft protection, and collaborated with federal law enforcement to investigate the incident.

Motives

Detailed motive labels are available to members.

1 motive

TTPs

Detailed technique labels are available to members.

1 technique

Description

On February 22, 2016, York Hospital in Maine discovered unauthorized access to its network systems, resulting in the compromise of personal identifying information belonging to 1,483 employees across its four campuses. Attackers infiltrated the hospital's network specifically targeting staff employment records, accessing names, addresses, Social Security numbers, and W-2 forms. The breach did not extend to patient health information or medical records, which were maintained on separate systems according to hospital officials. York Hospital promptly initiated an internal investigation upon detection and engaged external cybersecurity experts to assess the intrusion's scope. The compromised employee data posed significant identity theft risks due to the inclusion of tax documentation and national identifiers.

York Hospital publicly disclosed the incident through a press release on February 24, 2016, and directly notified affected employees via physical mail and email communications. The organization offered complimentary identity theft protection services for one year to mitigate potential financial harm to victims. Collaborating with the FBI's Boston Field Office, the hospital pursued criminal investigations to identify the perpetrators. Legal counsel was retained to manage regulatory compliance and breach notification obligations. Marketing Director Jody Merrill emphasized in official statements that patient care systems remained uncompromised, noting the segregation between employee records and medical data infrastructure. The hospital maintained operational continuity throughout the response while reinforcing network security measures to prevent recurrence.

Sources

Sources available to members: 1 source.

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