Legrand Building Infra (France)
0aptThis record tracks a ransomware attack claimed by the 0apt group against Legrand Building Infra (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
Legrand Building Infra is a French specialist in electrical and digital building infrastructure, operating within the construction and real estate sector in France. The company provides products such as switches, sockets, circuit protection, power distribution, cable management, structured cabling, rack power units, uninterruptible power supplies, audiovisual infrastructure, door-entry systems, and connected controls for homes, offices, hospitals, and data centers. Its offerings are designed to sit inside buildings and data centers, supporting technological, societal, and environmental change. Legrand Building Infra was neutrally listed as a ransomware victim associated with the threat actor 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.