Black Hills Bentonite
● Listed in the last 48hAbout the organisation
Black Hills Bentonite LLC (bhbentonite.com) is a Wyoming-based producer of high-quality sodium bentonite, along with lignite-related products, supplying global industrial and commercial uses such as drilling fluids, environmental/civil engineering sealing, absorbents (including cat litter), and metal casting/foundry applications
What the listing means
Black Hills Bentonite appeared on the Wallstreet leak site on 10 August 2026. Groups publish a victim once negotiations stall or as pressure during them, so a listing usually means data was already exfiltrated. This group has published 2 claims in the last 30 days and remains active.
Recommended actions
- Treat any unsolicited message referencing Black Hills Bentonite as suspicious — leaked data gets weaponised for phishing within days.
- If you hold an account on bhbentonite.com, change that password now, update it anywhere you reused it, and enable two-factor authentication.
- Other Manufacturing organisations should review this group's known TTPs and validate detection coverage against them.
- Watch for follow-on extortion: stolen data is often re-leaked or resold after the initial listing.
- A leak-site listing is a claim made by the attacker, not a confirmed breach — check the organisation's own disclosures before acting on it.
Leak-site evidence
Listing URL https://www.ransomware.live/id/QmxhY2sgSGlsbHMgQmVudG9uaXRlQFdhbGxzdHJlZXQ=