Who is the genesis ransomware group?

genesis is a ransomware operator tracked by Darkfield. See the full operator dossier for its known victims, sectors targeted, IOCs and leak-site infrastructure.

Ransomware victim disclosure

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Cedar Street Capital

listed as Cedar Street Capital (A part of a Cynvestors Limited Partnership) · Claimed by Genesis · listed 3 months ago

Age

since listed · listed for ransom

Status timeline

ListedMay 31, 2026

Current state: Listed for ransom

At a glance

Group: Genesis
Status: Listed for ransom
Country: United States
Sector: Finance
Listed on leak site: May 31, 2026

About the victim

AI dossier — public-source company profile

Cedar Street Capital is a private investment entity associated with Cynthia Stiehl, operating as part of Cynvestors Limited Partnership. The post indicates involvement in financial services, though specific operational details are limited.

Industry: Private Investment / Financial Services

Attack summary

Severity: low — The post is a listing only with no operational impact described, no proof files advertised, and no specific data exfiltration or encryption claims. The post appears to conflate Cedar Street Capital with numerous unrelated companies, suggesting unclear or potentially inaccurate victim attribution.

The Genesis group lists Cedar Street Capital on its leak site alongside multiple other unrelated entities (fuel distributors, law firms, medical boards, engineering firms). No specific attack claims, data types, or proof are detailed in the post.

low

What the group claims

A private investment entity associated with Cynthia Stiehl

The leak post

captured from the group's site

Fuel distributor and gas station operator
## Cedar Street Capital (A part of a Cynvestors Limited Partnership)
A private investment entity associated with Cynthia Stiehl
[Cedar Street Capital (A part of a Cynvestors Limited Partnership)](http://genesis6ixpb5mcy4kudybtw5op2wqlrkocfogbnenz3c647ibqixiad.onion/bfa3535e1d92ebc2c573/)
A leading distributor of professional fertilizers, chemicals, and seeds for local and lawn grasses
the DC Metro area's premier design-build firm
A flooring and tile contractor
A provider of financial services
A legal firm dedicated to safeguard the rights of its clients
A global leader in the provision of Marine Claims TPA and Recovery services.
## Ben F. Barcus and associates pllc
A law firm from Tacoma, WA.
[Ben F. Barcus and associates pllc](http://genesis6ixpb5mcy4kudybtw5op2wqlrkocfogbnenz3c647ibqixiad.onion/72daf8151f038f9399f8/)
Conducting training sessions, engaging with stakeholders, and organizing meetings and events.
A civil engineering and surveying firm located at 570 Congress Park Dr, Dayton, Ohio.
A legal firm dedicated to safeguard the rights of its clients
## The American Board of Preventive Medicine
[The American Board of Preventive Medici…

Screenshot of the leak post

Leak screenshot for Cedar Street Capital (A part of a Cynvestors Limited Partnership)

Sources

Source

Indexed 3 months ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.

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Disclosure context

About genesis

Genesis is a recently emerged ransomware group that was first observed in October 2025, operating with apparent financial motivations based on their targeting patterns across multiple high-value sectors. The group has demonstrated a relatively aggressive operational tempo since emergence, accumulating 54 documented victims within a short timeframe. Given the limited public documentation available from established threat intelligence sources regarding this newly identified group, specific details about their country of origin, organizational structure, and precise attack methodologies remain under investigation by security researchers. The group's targeting patterns indicate a preference for victims in the United States and United Kingdom, with additional activity observed in Malaysia and Spain, suggesting either a broad operational scope or the use of automated targeting tools that do not discriminate by geography. Their sector targeting reveals a focus on healthcare, manufacturing, business services, and financial services organizations, indicating they may prioritize entities with both high revenue potential and critical operational dependencies that increase pressure for ransom payment. Due to the group's recent emergence and limited reporting from major threat intelligence organizations such as Mandiant, CISA, or FBI, comprehensive details regarding their specific encryption methods, initial access vectors, data exfiltration practices, or notable high-profile campaigns have not yet been publicly documented. Genesis remains an active threat as of current reporting, though their operational longevity and potential connections to established ransomware ecosystems continue to be assessed by the cybersecurity community. The group has been linked to 123 public disclosures across our corpus. First observed on a leak site on October 21, 2025; most recent post August 25, 2026. The operation is currently active.

Timeline of this disclosure

May 31, 2026Cedar Street Capital (A part of a Cynvestors Limited Partnership) listed by genesison the group's public leak site

Other recent disclosures by genesis

genesis has been linked to 123 public victims on Darkfield. A sample of the most recent:

See the full genesis dossier →

Sector and geography

This disclosure adds to ransomware activity in the Finance sector, which has 108 disclosures indexed across all operators we track. Geographically, Cedar Street Capital (A part of a Cynvestors Limited Partnership) is reported in United States, a country with 11,033 ransomware disclosures in our corpus.

If your organisation is affected

A listing by genesis means Cedar Street Capital (A part of a Cynvestors Limited Partnership) appeared on a ransomware extortion site and is being pressured to pay before any publication. If this is your organisation, or a supplier you depend on, the priority is to confirm the intrusion and contain it before the window to act closes.

Engage your incident-response team and preserve forensic evidence before remediating — do not wipe affected systems first.
Force a password reset and revoke active sessions for exposed accounts; rotate any credentials, API keys or certificates that may have been in the stolen data.
Assess regulatory notification duties (GDPR, NIS2, sector regulators) — many carry a 72-hour reporting clock from awareness.
Report the incident to your national CERT, CISA (United States), as required for your jurisdiction.
Monitor for the data appearing on genesis's leak site and across paste and breach channels, and brief downstream partners who may be exposed through you.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.