// MITRE ATT&CK
T1218.009 · Regsvcs/Regasm
Sub-technique of T1218 · System Binary Proxy Execution.
Adversaries may abuse Regsvcs and Regasm to proxy execution of code through a trusted Windows utility. Regsvcs and Regasm are Windows command-line utilities that are used to register .NET [Component Object Model](https://attack.mitre.org/techniques/T1559/001) (COM) assemblies. Both are binaries that...
How to detect & mitigate it
Detecting Regsvcs/Regasm starts with your SIEM/EDR telemetry. Write a detection rule with the Sigma generator, analyze suspicious logs in the log analyzer, and place the technique on your coverage with the ATT&CK matrix.
Related techniques
T1055.011
Extra Window Memory Injection T1205.002
Socket Filters T1027.011
Fileless Storage T1218.011
Rundll32 T1027.009
Embedded Payloads T1564.012
File/Path Exclusions T1216.001
PubPrn T1574.007
Path Interception by PATH Environment Variable
Extra Window Memory Injection T1205.002
Socket Filters T1027.011
Fileless Storage T1218.011
Rundll32 T1027.009
Embedded Payloads T1564.012
File/Path Exclusions T1216.001
PubPrn T1574.007
Path Interception by PATH Environment Variable
Source: MITRE ATT&CK®. ATT&CK is a registered trademark of The MITRE Corporation. Content for educational purposes.