Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-06 01:08:06 UTC Home > List all groups > List all tools > List all groups using tool netcat Tool: netcat Names netcat Category Tools Type Reconnaissance, Backdoor, Exfiltration Description (Wikipedia) netcat (often abbreviated to nc) is a computer networking utility for reading from and writing to network connections using TCP or UDP. The command is designed to be a dependable back-end that can be used directly or easily driven by other programs and scripts. At the same time, it is a feature-rich network debugging and investigation tool, since it can produce almost any kind of connection its user could need and has a number of built-in capabilities. Its list of features includes port scanning, transferring files, and port listening, and it can be used as a backdoor. Information AlienVault OTX Last change to this tool card: 20 April 2020 Download this tool card in JSON format All groups using tool netcat Changed Name Country Observed APT groups   Cadet Blizzard 2020-Jun 2024   Calypso 2016-Aug 2021     Gallium 2018-Jun 2022   https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=2fa64662-8d0d-4350-b398-b48091cd3bf8 Page 1 of 2 Ke3chang, Vixen Panda, APT 15, GREF, Playful Dragon 2010-Oct 2024   4 groups listed (4 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=2fa64662-8d0d-4350-b398-b48091cd3bf8 https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=2fa64662-8d0d-4350-b398-b48091cd3bf8 Page 2 of 2