Ransomware Attack Sends Stolen Files to Attacker-Controlled OneDrive via File Transfer Tool

Ransomware Attack Sends Stolen Files to Attacker-Controlled OneDrive via File Transfer Tool
Ficha reported the final impact of a ransomware incident that encrypted files on internal servers, with investigations showing 32 servers affected and 13 infected by the malware. The attacker also transferred aggregated files to attacker-controlled OneDrive storage and copied 144 GitHub repositories, prompting Ficha to strengthen its security posture with MFA, network segmentation, improved access control, EDR, and an external SOC. #Ficha #OneDrive #GitHub

Information

  • Victim: Ficha
  • Website: ficha.jp
  • Country: Japan
  • Date Reported: 2026-05-25

Keypoints

  • Ficha published its final report on a ransomware incident affecting its servers.
  • The incident was initially reported on May 13 and February 12, and was discovered on February 9.
  • Internal server files were encrypted during the attack.
  • Investigators confirmed that 32 servers were impacted, including 13 infected by the ransomware.
  • The attacker transferred aggregated files to OneDrive-controlled cloud storage.
  • 144 GitHub repositories were copied from the company’s GitHub server.
  • Ficha strengthened security with MFA, network separation, improved access control, EDR, and an external SOC.

Read More: https://scan.netsecurity.ne.jp/article/2026/05/25/55340.html