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Ransomware Victim Business Services

Thames Valley Chamber of Commerce

Ransomware attack by Worldleaks ยท Disclosed February 16, 2026 ยท ๐Ÿ‡ฌ๐Ÿ‡ง United Kingdom

www.thamesvalleychamber.co.uk

Date Disclosed
Feb 16, 2026
2026
Threat Group
Worldleaks
177 total victims
Country
๐Ÿ‡ฌ๐Ÿ‡ง United Kingdom
Industry
Business Services

Incident Analysis

Thames Valley Chamber of Commerce was targeted by Worldleaks ransomware, one of the most active ransomware groups in our database with 177 confirmed victims globally. The attack was disclosed on February 16, 2026, when Thames Valley Chamber of Commerce appeared on the group's dark web leak site.

Thames Valley Chamber of Commerce is based in United Kingdom , operating in the Business Services sector. United Kingdom ranks #4 globally for ransomware attacks, with 838 victims in our database.

Sector context: Business services firms often have access to multiple client environments, making them high-value pivot points for ransomware operators seeking to maximise impact across multiple victim organisations.

Worldleaks 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 โ€” 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: Aug 4, 2026 12:00 UTC.

Frequently Asked Questions

Was Thames Valley Chamber of Commerce attacked by ransomware?

Yes. Thames Valley Chamber of Commerce was listed as a victim of the Worldleaks ransomware group on February 16, 2026. The organisation is based in United Kingdom and operates in the Business Services sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Thames Valley Chamber of Commerce?

Thames Valley Chamber of Commerce was attacked by Worldleaks ransomware. Worldleaks is one of the most active ransomware groups, having claimed 177 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Thames Valley Chamber of Commerce ransomware attack occur?

The ransomware attack on Thames Valley Chamber of Commerce was disclosed on February 16, 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 Thames Valley Chamber of Commerce ransomware attack?

The specific data stolen from Thames Valley Chamber of Commerce 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 Business Services organisation, Thames Valley Chamber of Commerce likely held sensitive business data, client information, and operational records.

How can organisations protect against Worldleaks attacks?

To defend against Worldleaks 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.