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Sheyenne Tooling & Manufacturing

sarcoma

This record tracks a ransomware attack claimed by the sarcoma group against Sheyenne Tooling & Manufacturing. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.

Window Zero

EXPOSURE GAP

Window Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.

-89days
t1 · Published t2 · Disclosed
Jan 10, 2025Oct 14, 2024
Country
United States
Business Category
Manufacturing / Engineering
Employees
0-50
Discovered
2025-01-10
Published
January 10, 2025
Disclosed / Notified
Oct 14, 2024
Victim ID
yPxuG3H82iqN

Attack Summary

Sheyenne Tooling & Manufacturing Sheyenne Tooling & Manufacturing of Cooperstown, North Dakota was founded in 1977 with the goal of becoming a highly regarded regional tool and die manufacturer. Since then, the family owned business has established a reputation as a precision component manufacturer for some of the biggest names in American agriculture including Bobcat, John Deere and CNH. Our Tele-Boom, Tele-Fork, Double Quick Tach Grapple and the rest of our short line of unique and innovative skidsteer attachments are designed and built to meet our customers high quality and performance expectations.Geo: USA - Leak size: 134 GB Archive - Contains: Files, SQL

Leak Screenshots

SAMPLE

Proof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.

file_tree.png
finance_2024.xlsx
passport_scan.jpg
contract_signed.pdf
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Dark Web Exposure

Findings for sheyennemfg.com — indexed by HaveIBeenRansom.
0
found in Infostealer logs
126+
found in Traditional breaches
30+
found in Ransomware leaks
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