TimHaahs Listed by akira Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

TimHaahs, also associated with THA Consulting, was listed by the Akira ransomware group on September 12, 2025. Public details indicate that internal files were exfiltrated in a ransomware attack, with the group claiming it holds 66GB of corporate data for release. The number of people affected remains unknown, and independent confirmation of the full scope is limited.

This listing matters because organizations in planning, design, and consultation services often handle sensitive employee, client, and project records. Even when exact impacts are unconfirmed, such claims raise concrete risks of identity exposure and operational disruption for those connected to the firm.

Breaking down the breach

According to available records, TimHaahs was listed by the Akira ransomware group on September 12, 2025. The incident is described as a ransomware attack involving the exfiltration of internal files. No further public detail has been provided on the precise timing of the intrusion, the initial access method, the total number of systems affected, or any ransom demand.

The group has stated it intends to upload 66GB of corporate data. Beyond that claim, the volume of confirmed data loss, any encryption of systems, or the status of recovery efforts has not been disclosed. People affected are listed as unknown. The facts do not include statements from TimHaahs confirming or denying the listing, so the scale and exact contents remain based on the group's assertion rather than verified disclosure.

The group behind it: akira

Akira is a ransomware operation that became publicly active in 2023. It is known for double-extortion tactics: encrypting systems while also stealing data and threatening to publish it on a dedicated leak site if payment is not made. The group typically targets mid-sized organizations across multiple sectors, often gaining initial access through compromised credentials, vulnerable remote services, or phishing, then moving laterally to locate high-value files before deploying encryption.

Akira has previously listed numerous victims and published sample data sets to pressure negotiations. Its leak-site postings are claims by the group; they do not automatically constitute independent verification that every listed file was taken or that every detail is accurate. In this case, the listing of TimHaahs and the stated plan to release 66GB of data should be treated as an unverified claim by Akira unless corroborated by the victim or other sources. No additional specific statements by Akira about TimHaahs beyond the volume and data categories appear in the available facts.

Who is TimHaahs?

TimHaahs operates as THA Consulting, a DBE and W/MBE certified firm that specializes in planning, design, and consultation services. Companies of this type typically support infrastructure, engineering, or development projects and maintain records related to clients, contracts, financial transactions, and internal operations.

A breach at such an organization is consequential because it can expose both employee personal information and client project details. These firms often hold non-disclosure agreements, payment records, and design documents that, if released, could affect ongoing work, competitive positions, and the privacy of individuals whose data appears in those files. Public information does not indicate the size of TimHaahs' workforce or client base, so the potential reach of any exposure remains unquantified.

What was likely exposed

The facts state that internal files were exfiltrated in the ransomware attack. Akira claims the 66GB of corporate data includes employees' personal documents such as passports, medical certificates, and credit-card details, along with confidentiality agreements, payment details, finance and accounting files, client information, projects, and NDAs.

These categories are presented as the group's assertion. Exact contents have not been independently confirmed, and no official inventory from TimHaahs has been released. Organizations in planning and consultation services commonly hold employee identity documents, medical or HR records, financial ledgers, client contracts, and project files. Whether every listed item was in fact taken, and in what volume, remains unconfirmed. Readers should treat the specific data types as claimed rather than verified.

Why it matters

If the claimed data is accurate, affected employees face risks of identity theft, fraudulent use of passport or credit-card information, and exposure of medical details. Clients and partners could see project information, NDAs, or payment records become public, creating competitive or contractual complications. For the organization itself, the incident can disrupt operations, require notification and remediation costs, and damage trust with employees and clients.

Even when the precise number of individuals is unknown, the combination of personal documents and business records creates practical downstream problems: monitoring for fraud, potential regulatory reporting obligations, and the need to reissue credentials or contracts. These consequences are concrete rather than speculative; they follow directly from the types of files the group claims to possess.

Were you affected?

If you are a current or former employee, client, or partner of TimHaahs or THA Consulting, monitor financial accounts and credit reports for unusual activity and consider placing fraud alerts where available. Change passwords on any accounts that may have shared credentials with work systems, and be alert for phishing attempts that reference the firm or the incident. Because the number of people affected is unknown and exact data contents are unconfirmed, treat any personal documents you previously shared with the company as potentially exposed until more information emerges.

You can also run a free exposure scan of your email address to check whether it has already appeared in known breach data sets. This provides one practical way to assess whether your information has surfaced publicly, independent of this specific listing.

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