MuddyViper
- ID
- S9032
- Type
- Malware
- Platforms
- Windows
- Source
- attack.mitre.org
- MITRE last modified
- 23 Apr 2026
MuddyViper is custom backdoor written in C and C++ used by MuddyWater for command and control (C2) communications and persistence. MuddyViper is loaded by Fooder and sends frequent messages to the C2 server.[1]
Techniques used (18)
- T1041 Exfiltration Over C2 Channel
- T1053.005 Scheduled Task
- T1056.002 GUI Input Capture
- T1057 Process Discovery
- T1059 Command and Scripting Interpreter
- T1059.001 PowerShell
- T1059.003 Windows Command Shell
- T1071.001 Web Protocols
- T1105 Ingress Tool Transfer
- T1106 Native API
- T1112 Modify Registry
- T1140 Deobfuscate/Decode Files or Information
- T1518.001 Security Software Discovery
- T1547.001 Registry Run Keys / Startup Folder
- T1560 Archive Collected Data
- T1573.001 Symmetric Cryptography
- T1620 Reflective Code Loading
- T1678 Delay Execution