Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-06 00:39:08 UTC Home > List all groups > List all tools > List all groups using tool HIDEDRV Tool: HIDEDRV Names HIDEDRV Category Malware Type Rootkit, Loader Description (ESET) The rootkit is configured to hide Downdelph and itself from the user, and also to inject Downdelph into explorer.exe. We are now going to describe how those two operations are implemented. Information MITRE ATT&CK Malpedia Last change to this tool card: 13 May 2020 Download this tool card in JSON format All groups using tool HIDEDRV Changed Name Country Observed APT groups Sofacy, APT 28, Fancy Bear, Sednit 2004-Apr 2025 1 group listed (1 APT, 0 other, 0 unknown) https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=bc3d715a-2e5c-42ae-8450-f01e7f729af1 Page 1 of 2 Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=bc3d715a-2e5c-42ae-8450-f01e7f729af1 https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=bc3d715a-2e5c-42ae-8450-f01e7f729af1 Page 2 of 2