Pathmaker Group Listed by sinobi Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

On December 2, 2025, the Pathmaker Group was listed by the sinobi ransomware group in connection with a claimed ransomware attack. The available information indicates that internal files were exfiltrated, while the number of individuals affected and further details about the incident remain undisclosed. This development occurs amid continued targeting of professional services firms that manage sensitive access controls for other organizations. Such incidents can affect not only the listed company but also its clients whose identity systems are supported by the firm.

What happened

The incident was reported on December 2, 2025, when Pathmaker Group appeared on a listing associated with the sinobi ransomware group. The group claims responsibility for a ransomware attack that resulted in the exfiltration of internal files. No public information has been released regarding the date of the intrusion, the scale of data removed, whether files were encrypted, or any ransom demands.

Confirmation of the breach by Pathmaker Group itself has not been documented in available reports. The number of people potentially affected is listed as unknown.

Inside sinobi

Sinobi operates as a ransomware group that typically claims attacks by listing victim organizations on a dedicated leak site. These actors commonly exfiltrate data prior to or alongside encryption and use the public listing to pressure targets. The group has been documented in prior incidents involving corporate networks across multiple sectors.

In this case, the listing of Pathmaker Group constitutes the group’s claim of involvement. Independent verification of the data or the attack method has not been provided in public sources.

Who is Pathmaker Group?

Pathmaker Group is a consulting firm established in 2003 that specializes in identity and access management solutions. Its services include planning, implementation, and ongoing management of identity systems, access controls, and privileged account management for client organizations.

Firms of this type maintain relationships with businesses that rely on secure authentication and authorization processes. A breach at such a provider can therefore intersect with the security arrangements of multiple client entities.

The information in question

The facts identify the exposed material only as internal files exfiltrated during a ransomware attack. No further breakdown of file categories, client records, or specific data fields has been released.

Organizations engaged in identity and access management typically hold configuration details, client account information, and documentation related to authentication systems. The precise contents of the files referenced in this incident remain unconfirmed.

The real-world impact

Exposure of internal files from an identity management consultant can create downstream risks for client organizations that depend on the firm’s systems for access control. Unauthorized parties obtaining such material may gain insight into authentication processes or account structures.

For Pathmaker Group, the incident adds to operational and reputational considerations common to service providers handling security infrastructure. Individuals whose information resides in the affected files face the standard risks associated with any confirmed data exposure, though the scope remains unspecified.

Were you affected?

Individuals concerned about possible exposure should contact Pathmaker Group directly for guidance on the incident. Monitoring accounts for unusual access attempts and enabling multi-factor authentication where available are standard initial measures.

Readers may also run a free exposure scan of their email address against known breach data sets to determine whether their information has appeared in previously published records.

AICompiled with AI assistance from public sources and published under our editorial standards.