Netskope Threat Labs

VHDLocker

ATP Sandbox Adv. Heuristics

VHDLocker is a ransomware family that abuses Windows virtual hard disk attachment features to lock volumes without strong encryption. It maps virtual disks and changes their state to render data unavailable, and researchers noted that its weak implementation sometimes allowed recovery, which reflects its reliance on low effort extortion.

First seen
May 2023
Last seen
October 2026
Vhdlocker
Alert Name
Win32.Ransomware.Vhdlocker
Win32.Ransomware.VHDLocker