Was Montgomery Little & Soran, PC hit by ransomware?

Montgomery Little & Soran, PC was listed by the weyhro ransomware operation (United States), and stolen data was published on the group's leak site. Darkfield tracks this disclosure with the original leak post, screenshot and group context.

Who is the weyhro ransomware group?

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

What data was leaked in the Montgomery Little & Soran, PC breach?

weyhro published data attributed to Montgomery Little & Soran, PC. Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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Montgomery Little & Soran, PC

Claimed by Weyhro · listed 1 year ago

15m

Age

since listed · data leaked

Status timeline

ListedMar 25, 2025
Data leakeddate unknown

At a glance

Group: Weyhro
Status: Data leaked
Country: United States
Sector: Business Services
Listed on leak site: Mar 25, 2025

About the victim

AI dossier — public-source company profile

Montgomery Little & Soran, PC is a full-service law firm based in Greenwood Village, Colorado, operating since 1965. The firm provides comprehensive legal services in business law, family law, civil litigation, and real estate law to corporations, insurance companies, small businesses, and private individuals, with more than 40 attorneys.

Industry: Legal Services & Law Firm
Address: 5445 DTC Parkway, Suite 800, Greenwood Village, Colorado 80111
Employees: 40+
Founded: 1965

Attack summary

Severity: high — Law firm data is highly sensitive, containing confidential client information, attorney-client privileged communications, and potentially PII at scale. Confirmed data publication elevates this beyond encryption-only incidents, even without specific proof file counts disclosed.

The weyhro group claims to have attacked Montgomery Little & Soran, PC. The leak post indicates data has been published, though the specific nature of the compromise (encryption, exfiltration, or both) and the exact data categories at stake are not detailed in the provided excerpts.

high

Data the group says was taken

AI dossier — extracted from the leak post

Client records
Legal case files
Business correspondence
Attorney work product

Original description

AI-summarised, not from the leak post

Montgomery Little & Soran, PC is a full-service law firm based in Greenwood Village, Colorado, offering legal services for areas such as Family Law, Real Estate, Business & Commercial, and Professional Liability. Their vast experience allows them to provide comprehensive solutions to businesses, professional organizations, individuals, and families. They have more than 40 attorneys specializing in different fields of law.

Sources

Victim sitemontgomerylittle.com
Leak posthttps://weyhro.hk//leaks/montgomerylittle

Source

Indexed 1 year 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 weyhro

Weyhro is an emerging ransomware group that was first observed in March 2025, appearing to be primarily financially motivated based on their targeting patterns and operational behavior. The group's origin and affiliations remain unclear due to their recent emergence, with insufficient public documentation from major threat intelligence sources to confirm their country of origin, potential links to established ransomware families, or whether they operate under a Ransomware-as-a-Service model. With only 14 documented victims since their March 2025 debut, specific details about their attack methodology, initial access vectors, encryption techniques, and data exfiltration practices have not been comprehensively documented by CISA, FBI, Mandiant, or other reputable security researchers. The group has demonstrated a geographically diverse targeting approach, primarily focusing on victims in the United States, Germany, Canada, Barbados, and Italy, with a sector preference for manufacturing, financial services, business services, and technology organizations. Given the group's recent emergence and limited victim count, no major high-profile campaigns, record ransom demands, or law enforcement actions have been publicly reported. Weyhro appears to remain active as of current reporting, though their operational tempo and long-term sustainability remain to be determined given the limited intelligence available on this nascent threat actor. The group has been linked to 14 public disclosures across our corpus. First observed on a leak site on March 6, 2025; most recent post August 11, 2025. The operation is currently inactive.

Timeline of this disclosure

March 25, 2025Montgomery Little & Soran, PC listed by weyhroon the group's public leak site

Other recent disclosures by weyhro

weyhro has been linked to 14 public victims on Darkfield. A sample of the most recent:

See the full weyhro dossier →

Sector and geography

This disclosure adds to ransomware activity in the Business Services sector, which has 3,796 disclosures indexed across all operators we track. Geographically, Montgomery Little & Soran, PC is reported in United States, a country with 11,033 ransomware disclosures in our corpus.

If your organisation is affected

A listing by weyhro means Montgomery Little & Soran, PC appeared on a ransomware extortion site and data attributed to it has been published. 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 weyhro'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.