Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-05 15:44:44 UTC Home > List all groups > List all tools > List all groups using tool UltraVNC Tool: UltraVNC Names UltraVNC Category Tools Type Backdoor Description An open-source remote administration tool for Microsoft Windows. Information Last change to this tool card: 20 April 2020 Download this tool card in JSON format All groups using tool UltraVNC Changed Name Country Observed APT groups   Chafer, APT 39 2014-Sep 2020   Gamaredon Group 2013-Feb 2025 2 groups listed (2 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=37598bc7-4222-4408-bb42-48800ddf2f8e https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=37598bc7-4222-4408-bb42-48800ddf2f8e Page 1 of 1