Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-05 21:46:11 UTC Home > List all groups > List all tools > List all groups using tool Spyder Tool: Spyder Names Spyder Category Malware Type Backdoor, Loader Description (Dr.Web) In December 2020, the Doctor Web virus laboratory was contacted by a telecommunications company based in Central Asia after its employees discovered suspicious files on their corporate network. During the examination, our analysts extracted and studied a malicious sample, which turned out to be one of the backdoors used by the hacker group known as Winnti. Information Malpedia AlienVault OTX Last change to this tool card: 19 July 2022 Download this tool card in JSON format All groups using tool Spyder Changed Name Country Observed APT groups https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=a43f8b27-b8a0-4526-a67e-84b8842c752c Page 1 of 2 APT 41 2012-Jul 2025   RedHotel, TAG-22 2021-2022   2 groups listed (2 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=a43f8b27-b8a0-4526-a67e-84b8842c752c https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=a43f8b27-b8a0-4526-a67e-84b8842c752c Page 2 of 2