ATIRG
medusaThis record tracks a ransomware attack claimed by the medusa group against ATIRG. 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
ATIRG (Association pour le Traitement de l’Insuffisance Rénale en Guyane) is a non-profit medical organization located in French Guiana, dedicated to providing dialysis treatment and kidney care for patients suffering from chronic renal failure. Established in 1981, ATIRG operates several autodialysis centers in Cayenne, Kourou, and Saint-Laurent-du-Maroni, offering patients the opportunity to manage their own dialysis under professional supervision. The organization focuses on improving patients’ quality of life through medical care, training, and nutritional support. ATIRG works closely with local hospitals and healthcare professionals to ensure safe, effective, and continuous kidney treatment across the region. company is headquartered in 1361 Route de Baduel, 97300 Cayenne, French Guiana.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.