Sysmex Corporation (Japan)
0aptThis record tracks a ransomware attack claimed by the 0apt group against Sysmex Corporation (Japan). 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
Sysmex Corporation is a Japan-based company headquartered in Kobe, Hyogo, and operates in the healthcare diagnostics sector. It develops, manufactures, sells, and exports/imports diagnostic instruments, reagents, and related software, with a global footprint in more than 190 countries. The company’s portfolio includes in vitro diagnostics and service support for clinical laboratories and healthcare organizations. Sysmex Corporation, Japan, 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.