apt73 Claims Grupo Petersen as a Ransomware Victim

Summary
ransomware.live reports an unverified apt73 claim against Argentina’s Grupo Petersen, alleging disruption to business systems and data availability. The post says the claim is based on the group’s public statements.
Key points
- The monitoring post identifies Grupo Petersen in Argentina as the named victim and apt73 as the actor.
- The post alleges disruption to business systems and data availability; these impacts are unconfirmed.
- The claim is attributed to an apt73 leak-site page and was recorded on May 21, 2026.
- The post states that it cannot confirm the ransomware group’s claims.
Article Details
- Victim
- Grupo Petersen
- Victim Domain
- grupopetersen.com.ar
- Claim Date
- 2026-05-21
- Encryption Status
- Unknown; encryption is not reported.
- Encrypted Size
- Unknown
- Exfiltration Status
- Unknown; exfiltration is not reported.
- Exfiltrated Data
- Unknown
- Exfiltrated Size
- Unknown
- Ransom Demand
- Unknown
- Leak Status
- A listing attributed to apt73 is reported, but the claim and its accuracy are unconfirmed.
Threat Actors
Countries
Industries
Agriculture and Food ProductionSector: Agriculture and Food ProductionfinancialThe ransomware incident targeting grupopetersen.com.ar in Argentina was attributed to the apt73 threat actor, affecting Grupo Petersen’s multidisciplinary financial and industrial operations.IndustrialThe ransomware incident targeting grupopetersen.com.ar in Argentina was attributed to the apt73 threat actor, affecting Grupo Petersen’s multidisciplinary financial and industrial operations.
