Ransomware group ZaWoo hits kdynium.cz
kdynium.cz — a technology target operating in CZ has been listed by the ZaWoo ransomware group on 2026-08-18. The information below reflects what the threat actor has publicly claimed on their leak site; the details have not been independently verified.
Incident Report
| Target Organization | kdynium.cz |
|---|---|
| Threat Group | ZaWoo |
| Summary | KDYNIUM a. s. is a Czech precision foundry based in Kdyně, Plzeň Region, specializing in precision castings made using the lost-wax (investment casting) process. The company says its foundry has been operating since 1954, while the current joint-stock company was incorporated in 1992. |
| Date of Breach | 2026-08-18 |
| Discovery Date | 2026-08-30 |
| Region | CZ |
| Target Domain | kdynium.cz |
| Business Sector | Technology |
| Severity | MEDIUM |
Claim by ZaWoo
KDYNIUM a. s. is a Czech precision foundry based in Kdyně, Plzeň Region, specializing in precision castings made using the lost-wax (investment casting) process. The company says its foundry has been operating since 1954, while the current joint-stock company was incorporated in 1992.
Posted by the ZaWoo threat actor on its public leak site. This is the group's own statement and has not been independently verified by HackerFeeds.
Sources
Victim website
kdynium.cz
Leak post (onion / Tor)
https://fyenuhkq3pfhnbpidj5jm2fl2lryxip4byhg6eozynrnlomu4szf2nyd.onion/index.html?indexId=bgfsdfhjydrju
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Disclaimer
HackerFeeds does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any stolen information. All breach data reported here is sourced from publicly available threat intelligence feeds for awareness purposes only.

