Russian cloud firm Beget rebuilds from scratch after data wiper attack
Russian cloud provider Beget was forced to rebuild its entire cloud infrastructure after a data-wiping malware attack erased server data on November 1st. The company is still in recovery, with significant data loss for many customers.
Intelligence analysis by Gemini 2.5 Flash
A destructive data wiper attack targeted Beget, a major Russian cloud services provider, compromising its management systems and deploying malware that zeroed out server data. The company disconnected servers to contain the spread and is now undertaking a massive, cautious rebuild, treating all infrastructure as potentially infected, with recovery efforts still ongoing more than a wee…
Imagine a huge digital library where a company keeps all sorts of websites and online services for people. One day, a bad guy snuck in and used a special digital eraser to wipe out many of the books and their labels. Now, the company has to rebuild the library from scratch, trying to find copies of the books that weren't completely erased, which is a very big and slow job, and some books are just gone forever.
Analysis
November 1st Attack
On the night of November 1st, a sophisticated data wiper attack crippled Beget, a prominent Russian cloud services provider serving over 200,000 customers. The attackers successfully gained unauthorized access to the management layer of Beget's entire architecture, a critical control point for their operations. Once inside, they deployed malicious software designed to erase server data, effectively zeroing out information across the infrastructure.
Beget's security teams detected the malicious activity shortly after the malware activated. Their immediate response involved disconnecting all affected servers from the network, a crucial step to prevent the wiper from spreading further and causing even more widespread destruction. This swift action, while necessary, still left a significant portion of their cloud environment compromised and data-wiped.
VPS Data Loss
The consequences of the attack were severe, leading to extensive data loss across Beget's cloud infrastructure. The company confirmed that all data within its VPS (Virtual Private Server), S3 storage, and Kubernetes environments was lost. Additionally, critical CDN settings and IP configurations were wiped, further complicating the recovery process. The impact on backups was also significant, with VPS binary backups completely destroyed.
While some VPS file backups partially survived, a November 6 assessment revealed that these would only be available for approximately half of Beget's VPS users. The company acknowledged the impossibility of recovering all data, stating that despite extensive efforts, a substantial portion of VPS data remains irrecoverable. Even for existing backups, the process of matching them to specific users is described as "technically complex" and time-consuming.
1,000 Servers
The scale of the recovery effort facing Beget is immense, involving the manual inspection and restoration of roughly 1,000 servers. Each server requires thorough checks for vulnerabilities and hidden scripts before it can be safely brought back online, reflecting a cautious approach to ensure no lingering threats remain. Beget is treating every part of its infrastructure as potentially compromised, opting for a comprehensive cleanup and rework of all potentially vulnerable points, even those previously deemed secure.
Beget's internal investigation has not found any evidence suggesting that the attackers attempted to download or modify data on the compromised servers. This indicates that the primary objective of the attack was purely destructive, a characteristic hallmark of data wiper campaigns. The company has engaged with law enforcement, government agencies, and cybersecurity firms to aid in the remediation and recovery process, underscoring the severity and complexity of the incident.
Key points
- Russian cloud provider Beget suffered a data wiper attack on November 1st, forcing a complete rebuild of its infrastructure.
- Attackers gained access to management systems and deployed malware that erased server data across VPS, S3, and Kubernetes.
- Beget disconnected servers to contain the attack, but significant data loss occurred, with VPS binary backups completely lost.
- Only about half of VPS users will have access to partially surviving file backups, and recovery is technically complex and time-consuming.
- The company is manually inspecting and rebuilding approximately 1,000 servers, treating all infrastructure as potentially compromised, with no evidence of data exfiltration.
Beget's commitment to rebuilding its infrastructure from scratch, coupled with a cautious approach to security, could result in a more resilient and robust cloud environment. This incident may serve as a catalyst for implementing advanced security measures and disaster recovery protocols, ultimately enhancing trust for future customers.
The extensive and irrecoverable data loss for many VPS users could severely erode customer trust, potentially leading to significant client churn and financial repercussions for Beget. The prolonged recovery period also means ongoing service disruptions, impacting businesses and individuals reliant on their cloud services.
