Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-05 13:45:30 UTC Home > List all groups > List all tools > List all groups using tool xDll Tool: xDll Names xDll Category Malware Type Reconnaissance, Backdoor, Info stealer, Downloader, Exfiltration Description (Positive Technologies) The backdoor is a file written in C++ and compiled in Microsoft Visual Studio using the MFC library. It also has a plausible compilation date of February 10, 2020, 6:14:37 PM. Information Last change to this tool card: 19 October 2020 Download this tool card in JSON format All groups using tool xDll Changed Name Country Observed APT groups APT 41 2012-Jul 2025 1 group listed (1 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=0e967323-fabd-43ca-97c3-7d18eeb4ce51 https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=0e967323-fabd-43ca-97c3-7d18eeb4ce51 Page 1 of 1