Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-06 00:55:54 UTC Home > List all groups > List all tools > List all groups using tool Linfo Tool: Linfo Names Linfo Category Malware Type Reconnaissance, Backdoor, Rootkit Description Linfo is a rootkit trojan used by Elderwood to open a backdoor on compromised hosts. Information MITRE ATT&CK Last change to this tool card: 27 April 2020 Download this tool card in JSON format All groups using tool Linfo Changed Name Country Observed APT groups APT 17, Deputy Dog, Elderwood, Sneaky Panda 2009-Jun 2024 1 group listed (1 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=52b8e315-e709-4a04-9b44-9c04fb3e0eac https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=52b8e315-e709-4a04-9b44-9c04fb3e0eac Page 1 of 1