Netskope Threat Labs

Mitglieder

ATP Sandbox Adv. Heuristics

Mitglieder is a long running trojan downloader family that spread through spam emails with executable attachments in the early 2000s. It opened backdoors and downloaded additional malware from remote servers, and its many variants made it one of the most widespread downloader families of its era.

First seen
May 2022
Last seen
September 2026
Alert Name
Win32.Trojan.Mitglieder