MCC
devmanThis record tracks a ransomware attack claimed by the devman group against MCC. 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 GAPWindow 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.
Attack Summary
MidContinental Chemical Company (MCC), headquartered in Olathe, Kansas, is a US-based manufacturing and engineering firm specializing in petroleum additives that enhance fuel and lubricating oil performance. Since 1994, MCC has manufactured and distributed high-quality cetane improvers and conductivity additives for vehicles, equipment, and machinery. The company serves the automotive and industrial sectors by delivering specialty chemical solutions that improve operational efficiency. MidContinental Chemical Company was listed as a ransomware victim associated with the threat actor devman, with no confirmed details on data exposure or breach specifics.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.