Cyber Threat Intelligence
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Ransomware Victim Financial Services

compassfs

Ransomware attack by Helldown · Disclosed November 6, 2024 · 🇺🇸 United States

compassfs.net

Date Disclosed
Nov 6, 2024
2024
Threat Group
Helldown
36 total victims
Country
🇺🇸 United States
Industry
Financial Services

ThreatAI Analysis

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

About the Helldown group

Helldown is an aggressive ransomware group first documented in August 2024, known for exploiting Zyxel firewall vulnerabilities to gain initial access and conducting large-scale data exfiltration averaging 70 GB per victim, targeting IT services, telecommunications, manufacturing, and healthcare primarily in the US. Helldown has listed 36 victims since August 2024.

Incident Analysis

compassfs was targeted by Helldown ransomware, one of the most active ransomware groups in our database with 36 confirmed victims globally. The attack was disclosed on November 6, 2024, when compassfs appeared on the group's dark web leak site.

compassfs 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.

Helldown 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 20, 2026 04:00 UTC.

Frequently Asked Questions

Was compassfs attacked by ransomware?

Yes. compassfs was listed as a victim of the Helldown ransomware group on November 6, 2024. 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 compassfs?

compassfs was attacked by Helldown ransomware. Helldown is one of the most active ransomware groups, having claimed 36 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the compassfs ransomware attack occur?

The ransomware attack on compassfs was disclosed on November 6, 2024. 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 compassfs ransomware attack?

The specific data stolen from compassfs 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, compassfs likely held financial records, client data, and transaction histories.

How can organisations protect against Helldown attacks?

To defend against Helldown 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.