Backdoor - Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-05 16:27:08 UTC Home > List all groups > List all tools > List all groups using tool PRB-Backdoor Tool: PRB-Backdoor Names PRB-Backdoor prb_backdoor Category Malware Type Backdoor Description A Fully Loaded PowerShell Backdoor with Evil Intentions Information Malpedia Last change to this tool card: 28 December 2022 Download this tool card in JSON format All groups using tool PRB-Backdoor Changed Name Country Observed APT groups   MuddyWater, Seedworm, TEMP.Zagros, Static Kitten 2017-Jul 2025 1 group listed (1 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=f40c8471-117f-40c8-b890-9672d1cf77c8 https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=f40c8471-117f-40c8-b890-9672d1cf77c8 Page 1 of 1