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Ransomware victim disclosure

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Shackelford, McKinley & Norton, LLP

listed as SHACKELFORD.LAW · Claimed by Clop · listed 4 months ago

4m
Age
since listed · data leaked

Status timeline

  1. ListedFeb 7, 2026
  2. Data leakeddate unknown

At a glance

Group
Clop
Status
Data leaked
Listed on leak site
Feb 7, 2026

About the victim

AI dossier — public-source company profile

Shackelford, McKinley & Norton, LLP is a full-service law firm headquartered in Dallas, Texas with additional offices in Austin, Fort Worth, Houston, and New Orleans. The firm specializes in business and commercial law, entertainment law, real estate, corporate transactions, and litigation, serving business entities of all sizes and individuals across multiple industries including energy, aviation, financial institutions, and hospitality.

Industry
Legal Services – Business & Entertainment Law
Address
9201 N. Central Expressway, Fourth Floor, Dallas, Texas 75231

Attack summary

Severity: high — Law firms typically maintain highly sensitive client data including privileged attorney-client communications, financial information, intellectual property details, and confidential business strategies. Exfiltration of such data by a confirmed ransomware operator (Clop) poses significant risk to clients and the firm's reputation, regardless of proof file count.

The Clop group claims to have conducted an attack on Shackelford, McKinley & Norton and published data from the breach. The specific data exfiltrated and whether encryption was deployed are not detailed in the available post excerpt.

high

Data the group says was taken

AI dossier — extracted from the leak post
  • Client legal files
  • Business transaction records
  • Corporate communications
  • Confidential legal work product

Original description

AI-summarised, not from the leak post

Shackelford Law is a Dallas-based law firm that offers a wide range of legal services. They cater to individuals and businesses alike with specialties including business litigation, real estate law, entertainment law, corporate & securities, and intellectual property. The team is composed of experienced attorneys who aim to deliver practical and cost-effective solutions to their clients' legal issues.

Sources

Source

Indexed 4 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 clop

Clop (also stylized as "Cl0p") is a financially motivated ransomware group and cybercriminal enterprise that emerged in early 2020 as an evolution of the earlier CryptoMix ransomware family, operating primarily for monetary extortion against large enterprise targets. The group is widely assessed by Mandiant, CISA, and other reputable researchers to have ties to Russian-speaking cybercriminal actors, with some researchers linking their operations to the broader FIN11 threat cluster; they operate a Ransomware-as-a-Service (RaaS) model while also conducting direct intrusion operations. Clop is particularly distinguished for its aggressive exploitation of zero-day and n-day vulnerabilities in managed file transfer (MFT) and enterprise software platforms as primary initial access vectors, most notably the exploitation of Accellion FTA (2020-2021), Fortra GoAnywhere MFT (CVE-2023-0669), and the MOVEit Transfer vulnerability (CVE-2023-34362) in 2023, and consistently employs double extortion tactics — exfiltrating sensitive data prior to or in lieu of encryption and threatening public disclosure on their dedicated leak site to coerce payment. Clop has been responsible for some of the most impactful ransomware campaigns on record, with their 2023 MOVEit exploitation campaign alone affecting over 1,000 organizations globally and impacting entities including Shell, the U.S. Department of Energy, British Airways, and numerous U.S. federal agencies, with the broader campaign representing one of the largest mass-exploitation events in ransomware history; Ukrainian law enforcement arrested six individuals linked to Clop operations in June 2021, though the group's core leadership is assessed to remain outside of effective law enforcement jurisdiction. As of the most recent publicly available intelligence, Clop remains active, continuing to leverage vulnerability exploitation campaigns against enterprise file transfer solutions and maintaining a victim count exceeding 1,250 known organizations, with consistent targeting concentrated in the United States, Canada, United Kingdom, Australia, and Germany across technology, business services, manufacturing, and consumer services sectors. The group has been linked to 1,254 public disclosures across our corpus. First observed on a leak site on March 13, 2020; most recent post May 1, 2026. The operation is currently active.

Also tracked as: Cl0p.

Timeline of this disclosure

  • February 7, 2026SHACKELFORD.LAW listed by clopon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Business Services sector, which has 3,795 disclosures indexed across all operators we track.

If your organisation is affected

A listing by clop means SHACKELFORD.LAW 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.
  • Monitor for the data appearing on clop'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.

SHACKELFORD.LAW data breach — Clop ransomware leak (2026) · Darkfield