Speculoos (Malware Family) By Fraunhofer FKIE Archived: 2026-04-05 15:45:50 UTC elf.speculoos (Back to overview) Speculoos Actor(s): APT17 There is no description at this point. References 2020-04-13 ⋅ Palo Alto Networks Unit 42 ⋅ Bryan Lee, Jen Miller-Osborn, Robert Falcone APT41 Using New Speculoos Backdoor to Target Organizations Globally Speculoos APT41 2020-03-25 ⋅ FireEye ⋅ Christopher Glyer, Dan Perez, Sarah Jones, Steve Miller This Is Not a Test: APT41 Initiates Global Intrusion Campaign Using Multiple Exploits Speculoos Cobalt Strike 2020-01-01 ⋅ Secureworks ⋅ SecureWorks BRONZE ATLAS Speculoos Winnti ACEHASH CCleaner Backdoor CHINACHOPPER Empire Downloader HTran MimiKatz PlugX Winnti APT41 There is no Yara-Signature yet. Source: https://malpedia.caad.fkie.fraunhofer.de/details/elf.speculoos https://malpedia.caad.fkie.fraunhofer.de/details/elf.speculoos Page 1 of 1