File Repair After Ransomware Attack
Restoring All File Types Across All Business Environments, 24/7
Specialized Expertise
Customized Approach
Data Security
Our file repair service specializes in complex, customized remote file repairs designed to quickly restore your critical data. Our recovery engineers and R&D team will create a customized recovery or repair solution tailored specifically to the unique damage found in your files.
We offer comprehensive support for file corruption or data loss regardless of where the data is stored. This includes databases or simple files residing on a Server, SSD or External Disk, SAN, or NAS.
We prioritize minimal downtime and maximum data integrity. Our experts analyze the corruption at the byte level. Immediate remote assistance is available 24/7.
The Advantage of Choosing Our File Repair Services
We offer superior recovery results compared to automated software solutions by combining deep expertise with a tailored approach:
- Experience Makes the Difference: We achieve significantly better results than standard software by engaging with you to understand the file and loss context. Our experience ensures we ask the right questions to maximize recovery success.
- Manual Precision: Our manual operations and specialized techniques on corrupted files consistently recover more data than generic, off-the-shelf software.
- Universal File Compatibility: Our techniques are proven to work on all types of files, ranging from widely known office software formats to complex proprietary application files.
- Automation for Scale: For large-scale incidents, we leverage custom-developed automation tools to efficiently process and repair vast numbers of corrupted files, ensuring speed without sacrificing precision.
Office
- Microsoft: DOC, DOCX, XLS, XLSX, ACCESS, PUBLISHER, PROJECT, WORKS.
- Open Source: OPENOFFICE, LIBREOFFICE.
Graphics & Imagery
- Adobe: PSD (Photoshop).
- Standard: JPEG, GIF, TIFF, BMP, PNG.
- Specialized: Corel Draw, Raw images (various camera formats).
CAD
- Major Suites: Autocad, Catia, Solidworks, Inventor, Siemens NX.
- Revit (BIM), MicroStation (DGN)
- Creo (Pro/ENGINEER), Fusion 360
- SketchUp, Rhino (Rhinoceros 3D)
Video & Multimedia
- Standard/HD: MP4, MOV, MPEG, MJPEG, MTS, AVI, MKV, WMV, FLV.
- Specialized: DIVX, 3GP, AVCHD, M4V, M2TS, FLV, MXF, INSV.
Email & Messaging
- Microsoft: OST, PST (Outlook), Exchange.
- Other: Outlook Express, Vista Mail, Thunderbird.
Compression
- ZIP, RAR, 7z, Bzip, Tar, Gzip.
- LZMA, XZ.
- CAB, LHA
- ARJ, ACE
Client Guarantee, Satisfaction is Our Standard
You Don’t Pay Unless You’re Satisfied with the Recovery Results.
How Encryption Heightens the Risk of Data Loss?
Encryption itself is a mathematical process and does not typically cause corruption. However, when an error from an outside source (such as hardware failure, a software bug, or a power outage) occurs, encryption magnifies the damage, often rendering the entire file unusable. This magnification is primarily due to the Avalanche Effect.
Key Mechanisms Leading to Corruption of Encrypted Files:
The Avalanche Effect
- The Principle: Modern encryption algorithms (like AES) are designed so that changing even a single bit in the encrypted data (the ciphertext) causes a massive.
- The Result: A small, localized corruption event (e.g., a bad sector on a hard drive flips one bit) which might only damage one word in a normal text file, will cause the decryption process to fail completely.
Interruption During the Process
- Power Loss/System Crash: If a power surge, operating system crash, or abrupt shutdown occurs while a file is being actively encrypted or decrypted, the file operation is halted mid-process.
- The Result: The file is left in a partially encrypted/decrypted state. It is no longer valid plaintext (original data) and it is no longer valid ciphertext (complete encrypted data), resulting in a corrupted, inaccessible file.
Corruption of Metadata
- Critical Components: Encryption often relies on small but vital pieces of data, such as the file header, Initialization Vector (IV), or the stored encryption key metadata.
- The Result: If an underlying error (e.g., a faulty memory module or disk write error) corrupts these few critical bytes, the entire file becomes a brick. The algorithm may still be sound, but without the correct starting parameters.
Software Bugs Corrupting Files
- Critical Event: The encryption or decryption process is executed using software that contains an undiscovered bug, a vulnerability, or an implementation flaw.
- The Result: The flawed software might incorrectly calculate or apply the cryptographic function. The flaw causes the software to write improperly formed ciphertext or incorrectly reconstruct the file.
Data Recovery Files Page, Essential Tips
File Diagnosis & Preparation
Safety and Preservation
Always work with copies or disk images; never operate on the original source files, as recovery attempts can worsen damage. If data loss occurred on a device, immediately cease all use.
Information Gathering
Do NOT Install New Software
Our R&D unit and corrupted files
File corruption presents an additional set of challenges for recovering lost data. These challenges are not solved by commercial or free data recovery software utilities.
We’ve developed a proprietary RepairX tool that enables recovery from corrupted files, when commercially available software is ineffective.
What Our Customers are saying?
Read the testimonials and discover how AS Data Recovery successfully helps businesses secure and recover their critical digital assets.
"When a ransomware attack completely locked down our main Hyper-V host, we thought we had lost two weeks of critical production data. The standard recovery tools failed to read the corrupted VHDX files. Your team’s specialized knowledge in virtual machine structure was the absolute difference-maker. Not only did you successfully repair and restore the virtual disks, but the recovered VMs booted up flawlessly. The speed and expertise in handling our complex virtual environment were outstanding."
A. Miller
"We experienced a critical corruption event on our main VMFS datastore, making several high-priority VMware ESXi machines inaccessible. The situation was extremely time-sensitive. Your VM recovery specialists were responsive, providing an immediate diagnosis. They didn't just extract files; they rebuilt the data structure needed to bring the VMs back online. Their ability to manage and restore complex VMDK files from a damaged datastore saved our entire workflow. We highly recommend their specialized services."
J. Khan
"We had a critical failure on our Proxmox cluster due to a hardware failure that corrupted the underlying storage volume, making all our KVM VMs unmountable. Since Proxmox isn't as widely supported as VMware, we were concerned. Your team quickly developed a tailored strategy, manually extracting and reconstructing the data from the fragmented virtual disk images. The recovery was complete, and we were able to migrate the restored data to a new host with zero data loss. It proved that specialized expertise and a custom approach are vital for complex virtualization environments."
R. Patel
Expert Team
Our skilled professionals combine years of experience and knowledge to recover data quickly & securely.
Secure Recovery
We ensure all data is restored safely using trusted methods, protecting your information from further threats.
Data Protection
Proven Results
With thousands of successful recoveries, our methods consistently deliver reliable outcomes.
Remote Recovery Mode: Fast, Secure, and Convenient
Our 10 Gb/s access guarantees high responsiveness and rapid data exchange during remote retrieval. We use the SFTP protocol exclusively for all transfers, making security our top priority. File integrity is checked upon arrival to confirm you receive 100% identical files.
Remote Recovery of Corrupted Files via Upload
Our Recovery Process
Leverage our 20+ years of experience as the recognized leader in data recovery. Our deep expertise provides you with a top-level response, backed by in-depth knowledge of all ransomware types and the specialized techniques required to combat them.
Secure File Submission
Files are transmitted using fully encrypted channels.
Comprehensive Assessment
Advanced Data Recovery
Integrity Verification
Swift Data Recovery, Your Files, Faster
We offer clear service packages tailored to your deadline and budget.
Emergency (24/7)
- One-on-One Communication
- In-house Expert Team
- Average Turnaround Time: 1 to 3 Business Days
High-Priority
- Service during business hours.
- 1 Expert Engineer
- Average Turnaround Time: 3 to 7 Business Days
Standard
- Service during business hours.
- 1 Shared Engineer
- Average Turnaround Time: 7 to 14 Business Days
Data Recovery FAQs
Frequently asked questions
Get fast, accurate answers to common questions regarding ransomware and data recovery. Find essential information about ransomware attacks, effective decryption, and AS Data Recovery’s expert support. We guide you from prevention to full recovery, showing how to respond swiftly and strengthen your digital defense against future threats.
What is AS Data Recovery's success rate, and is my data recovery guaranteed?
AS Data Recovery has a very high success rate (often over 90%) for common failures. Our policy is “No Data, No Fee.” You only pay the recovery fee if we successfully recover your specified data. While we cannot guarantee 100% recovery in every scenario, we guarantee you only pay for success.
What is the first thing I should do if my hard drive fails or I realize I've lost data?
How much does data recovery cost, and how long will it take?
Is my recovered data safe and secure during the process?
Can you recover data from devices affected by Ransomware?
Yes. Asdatarecovery specializes in both physical damage recovery and complex logical issues like ransomware encryption. We have advanced tools and techniques to evaluate the integrity of the encrypted files and offer the highest possible chance of successful decryption and full file recovery.