Sardonic
- ID
- S1085
- Type
- Malware
- Platforms
- Windows
- Source
- attack.mitre.org
- MITRE last modified
- 22 Oct 2025
Sardonic is a backdoor written in C and C++ that is known to be used by FIN8, as early as August 2021 to target a financial institution in the United States. Sardonic has a plugin system that can load specially made DLLs and execute their functions.[1][2]
Techniques used (25)
- T1005 Data from Local System
- T1007 System Service Discovery
- T1016 System Network Configuration Discovery
- T1027 Obfuscated Files or Information
- T1027.010 Command Obfuscation
- T1047 Windows Management Instrumentation
- T1049 System Network Connections Discovery
- T1055.004 Asynchronous Procedure Call
- T1057 Process Discovery
- T1059.001 PowerShell
- T1059.003 Windows Command Shell
- T1070 Indicator Removal
- T1082 System Information Discovery
- T1095 Non-Application Layer Protocol
- T1105 Ingress Tool Transfer
- T1106 Native API
- T1132.001 Standard Encoding
- T1135 Network Share Discovery
- T1140 Deobfuscate/Decode Files or Information
- T1546.003 Windows Management Instrumentation Event Subscription
- T1571 Non-Standard Port
- T1573.001 Symmetric Cryptography
- T1573.002 Asymmetric Cryptography
- T1620 Reflective Code Loading
- T1680 Local Storage Discovery