Cyber Threat Intelligence
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Ransomware Victim Financial Services

Chicago Partners Wealth Advisors

Ransomware attack by Storm · Disclosed September 3, 2026 · 🇺🇸 United States

chicagopartnersllc.com

Date Disclosed
Sep 3, 2026
2026
Threat Group
Storm
53 total victims
Country
🇺🇸 United States
Industry
Financial Services

ThreatAI Analysis

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

About Chicago Partners Wealth Advisors

Chicago Partners Wealth Advisors is a comprehensive, independent, and objective advisory firm which provides investment advisory services for over $850 million of investment assets from individuals, families, and endowments. Chicago Partners specializes in the area of enhanced indexing, alternative investments, and master limited partnerships. Chicago Partners is headquartered in Chicago, Illinois.. The company headquarters is located in 1 North Wacker Drive, Suite 4075, Chicago, IL 60606, United States. 11-50 Employees

Source record: ransomware.live

About the Storm group

Storm has listed 49 victims since August 2026.

Incident Analysis

Chicago Partners Wealth Advisors was targeted by Storm ransomware, one of the most active ransomware groups in our database with 53 confirmed victims globally. The attack was disclosed on September 3, 2026, when Chicago Partners Wealth Advisors appeared on the group's dark web leak site.

Chicago Partners Wealth Advisors is based in United States , operating in the Financial Services sector. United States ranks #1 globally for ransomware attacks, with 9,477 victims in our database.

Sector context: Financial sector organisations are targeted for their access to funds, sensitive financial data, and the reputational damage a public breach can cause. Regulatory requirements also increase recovery costs.

Storm 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 — 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: Sep 14, 2026 08:00 UTC.

Frequently Asked Questions

Was Chicago Partners Wealth Advisors attacked by ransomware?

Yes. Chicago Partners Wealth Advisors was listed as a victim of the Storm ransomware group on September 3, 2026. The organisation is based in United States and operates in the Financial Services sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Chicago Partners Wealth Advisors?

Chicago Partners Wealth Advisors was attacked by Storm ransomware. Storm is one of the most active ransomware groups, having claimed 53 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Chicago Partners Wealth Advisors ransomware attack occur?

The ransomware attack on Chicago Partners Wealth Advisors was disclosed on September 3, 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 Chicago Partners Wealth Advisors ransomware attack?

The specific data stolen from Chicago Partners Wealth Advisors 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 Financial Services organisation, Chicago Partners Wealth Advisors likely held financial records, client data, and transaction histories.

How can organisations protect against Storm attacks?

To defend against Storm 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.