Cyber Threat Intelligence
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Ransomware Victim Financial Services

Argentem Creek Partners (investment firm)

Ransomware attack by N0n · Disclosed September 18, 2026 · 🇺🇸 United States

argentemcreek.com

Date Disclosed
Sep 18, 2026
2026
Threat Group
N0n
10 total victims
Country
🇺🇸 United States
Industry
Financial Services

ThreatAI Analysis

Compiled from this incident record and the threat intelligence profile for N0n. Figures and technique mappings are quoted from the source data, not inferred.

About the N0n group

N0n has listed 9 victims since September 2026.

Incident Analysis

Argentem Creek Partners (investment firm) was targeted by N0n ransomware, one of the most active ransomware groups in our database with 10 confirmed victims globally. The attack was disclosed on September 18, 2026, when Argentem Creek Partners (investment firm) appeared on the group's dark web leak site.

Argentem Creek Partners (investment firm) is based in United States , operating in the Financial Services sector. United States ranks #1 globally for ransomware attacks, with 9,536 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.

N0n 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 19, 2026 18:00 UTC.

Frequently Asked Questions

Was Argentem Creek Partners (investment firm) attacked by ransomware?

Yes. Argentem Creek Partners (investment firm) was listed as a victim of the N0n ransomware group on September 18, 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 Argentem Creek Partners (investment firm)?

Argentem Creek Partners (investment firm) was attacked by N0n ransomware. N0n is one of the most active ransomware groups, having claimed 10 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Argentem Creek Partners (investment firm) ransomware attack occur?

The ransomware attack on Argentem Creek Partners (investment firm) was disclosed on September 18, 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 Argentem Creek Partners (investment firm) ransomware attack?

The specific data stolen from Argentem Creek Partners (investment firm) 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, Argentem Creek Partners (investment firm) likely held financial records, client data, and transaction histories.

How can organisations protect against N0n attacks?

To defend against N0n 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.