GI
Ransomware Victim Healthcare

Gibson Area Hospital & Health Services

Ransomware attack by Wallstreet Β· Disclosed September 29, 2026 Β· πŸ‡ΊπŸ‡Έ United States

gibsonhospital.org

Date Disclosed
Sep 29, 2026
2026
Threat Group
Wallstreet
39 total victims
Industry
Healthcare

ThreatAI Analysis

Compiled from this incident record and the threat intelligence profile for Wallstreet. Figures and technique mappings are quoted from the source data, not inferred.

About Gibson Area Hospital & Health Services

Gibson Area Hospital & Health Services is a nonprofit community hospital located in Gibson City, Illinois. It provides a range of healthcare services, including emergency care, inpatient and outpatient treatment, diagnostic testing, rehabilitation, primary care, and services for women and newborns

Source record: ransomware.live

About the Wallstreet group

Wallstreet has listed 12 victims since June 2026.

Incident Analysis

Gibson Area Hospital & Health Services was targeted by Wallstreet ransomware, one of the most active ransomware groups in our database with 39 confirmed victims globally. The attack was disclosed on September 29, 2026, when Gibson Area Hospital & Health Services appeared on the group's dark web leak site.

Gibson Area Hospital & Health Services is based in United States , operating in the Healthcare sector. United States ranks #1 globally for ransomware attacks, with 9,914 victims in our database.

Sector context: Healthcare organisations are high-value ransomware targets because patient data is extremely sensitive, regulatory penalties for breaches are severe, and operational downtime can threaten patient safety β€” all factors that increase ransom payment pressure.

Wallstreet typically employs a double extortion model: first exfiltrating sensitive data from the victim's systems, then deploying ransomware to encrypt files. Victims face two simultaneous threats β€” paying to restore access and paying to prevent publication of stolen data. The group's leak site publishes victim names and exfiltrated data as leverage.

Data source: This incident record is sourced from public ransomware group leak site disclosures aggregated via the ransomware.live API. Disclosure date reflects when the victim was published on the leak site, which may differ from the initial date of compromise. This platform does not publish or link to stolen data. Last data update: Oct 6, 2026 16:00 UTC.

Frequently Asked Questions

Was Gibson Area Hospital & Health Services attacked by ransomware?

Yes. Gibson Area Hospital & Health Services was listed as a victim of the Wallstreet ransomware group on September 29, 2026. The organisation is based in United States and operates in the Healthcare sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Gibson Area Hospital & Health Services?

Gibson Area Hospital & Health Services was attacked by Wallstreet ransomware. Wallstreet is one of the most active ransomware groups, having claimed 39 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Gibson Area Hospital & Health Services ransomware attack occur?

The ransomware attack on Gibson Area Hospital & Health Services was disclosed on September 29, 2026. This date reflects when the victim was published on the threat group's leak site, which may differ from the actual date of initial compromise.

What data was stolen in the Gibson Area Hospital & Health Services ransomware attack?

The specific data stolen from Gibson Area Hospital & Health Services has not been independently verified by this platform. Ransomware groups typically exfiltrate data before encrypting systems and use the threat of publication to pressure victims. As a Healthcare organisation, Gibson Area Hospital & Health Services likely held patient records, medical data, and personally identifiable information (PII).

How can organisations protect against Wallstreet attacks?

To defend against Wallstreet and similar threat actors, organisations should: maintain regular offline backups tested for restoration; implement network segmentation to limit lateral movement; deploy multi-factor authentication on all remote access; use endpoint detection and response (EDR) tools; conduct regular phishing and security awareness training; and monitor threat intelligence feeds for indicators of compromise (IOCs) associated with active groups.