Vallourec Tube Manufacturing (France)
0aptThis record tracks a ransomware attack claimed by the 0apt group against Vallourec Tube Manufacturing (France). 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
Vallourec Tube Manufacturing is the French industrial arm of Vallourec, headquartered in France with major sites and an R&D center supporting its global business. The company produces seamless steel tubes, hollow sections, and tubular solutions for energy, industrial, and engineering applications, with a footprint that includes manufacturing and welding technology facilities. Its French operations serve Vallourec’s broader markets across oil and gas, low-carbon energy, hydrogen, and other demanding industrial uses. It was listed as a ransomware victim associated with 0apt.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.