Ransomware victim disclosure
← All victimsCST Industries, Inc.
listed as cstindustries.com · Claimed by chaos · listed 3 days ago
Status timeline
- Listed
May 17, 2026
- Data leaked
At a glance
- Group
- chaos
- Status
- Data leaked
- Country
- US
- Sector
- Manufacturing
- Listed on leak site
- May 17, 2026
About the victim
AI dossier — public-source company profileCST Industries, Inc. is a US-based manufacturer and construction company founded in 1893, specializing in industrial storage tanks and covers. The company serves sectors such as water and wastewater, oil and gas, and agriculture. It is headquartered in the United States and operates across multiple industrial markets.
- Industry
- Industrial Storage & Tank Manufacturing
- Employees
- 201-500
- Founded
- 1893
Attack summary
Severity: high — The group claims confirmed exfiltration of confidential company data and has disclosed the victim with a publication threat; the status is 'data_published', indicating data has been or is being released, representing significant business data exposure.The Chaos ransomware group claims to have exfiltrated confidential organizational data from CST Industries and issued a 72-hour ultimatum for management to make contact, threatening to publish the data on their public platform if demands are not met.
Data the group says was taken
AI dossier — extracted from the leak post- Confidential business data
- Organizational records
What the group claims
Company management has exactly 72 hours to contact us. Otherwise, the organization’s data—which contains confidential information—will be published on our public platform, and the possibility of further negotiations will be ruled out. Founded in 1893, CST is a manufacturer and construction co…
Sources
Source
Indexed 3 days agoThis 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.
