Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-05 16:19:08 UTC Home > List all groups > List all tools > List all groups using tool Dozer Tool: Dozer Names Dozer Mytob Category Malware Type DDoS Description These attacks were distributed denial of service (DDoS) attacks that aimed to take websites offline. The attackers used the Dozer malware (Trojan.Dozer) to carry out these attacks. The attacks, while disruptive, were relatively unsophisticated, but over the years Lazarus has refined its methods to carry out more sophisticated attacks. Information Last change to this tool card: 20 April 2020 Download this tool card in JSON format All groups using tool Dozer Changed Name Country Observed APT groups   Lazarus Group, Hidden Cobra, Labyrinth Chollima 2007-May 2025 1 group listed (1 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=197153f6-f4a4-4d03-a92f-d920235e1d7f https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=197153f6-f4a4-4d03-a92f-d920235e1d7f Page 1 of 1