corematerials.com

About the organisation

Core Materials (corematerials.com) — Countdown to Publication Management at Core Materials has chosen to completely ignore all attempts to establish a constructive dialogue regarding their security breach. Silence will not make this situation go away. Since leadership refuses to engage, we are m…

ShellCodeX evidence assessment

Strong record · 100/100. Strong record completeness based on identity, context and retained source evidence. This score does not verify the attacker's allegation.

• A plausible organisation domain is attached to the claim.
• The record includes organisation-specific context rather than only a victim name.
• Country attribution is available for geographic context.
• Sector classification supports peer-risk comparison.
• A source listing reference is retained for traceability.

What the listing means

corematerials.com appeared on the chaos leak site on 28 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 8 claims in the last 30 days and remains active.

Recommended actions

• Treat any unsolicited message referencing corematerials.com as suspicious — leaked data gets weaponised for phishing within days.
• If you hold an account on corematerials.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/Y29yZW1hdGVyaWFscy5jb21AY2hhb3M=

Show leak-site screenshot

Captured from the group's extortion site. It may contain the victim's data or the attacker's messaging.