MITRE ATT&CK / Software / S9033

Fooder

ID
S9033
Type
Malware
Platforms
Windows
Source
attack.mitre.org
MITRE last modified
23 Apr 2026

Fooder is a custom 64-bit C/C++ loader used by MuddyWater that can decrypt and reflectively load embedded payloads such as a go-socks5 proxy utility, the open-source HackBrowserData infostealer, or the MuddyViper backdoor. Fooder has frequently masqueraded as an entertainment executable, such as the Snake game (e.g., Snake_Game.exe).[1]

Techniques used (7)

Groups using it (1)

References

  1. ESET_MuddyWater_Dec2025