Adversaries may use scripts signed with trusted certificates to proxy execution of malicious files. Several Microsoft signed scripts that are default on Windows installations can be used to proxy execution of other files. This behavior may be abused by adversaries to execute malicious files that could bypass application control and signature validation on systems.(Citation: GitHub Ultimate AppLocker Bypass List)
View in MITRE ATT&CK®| Capability ID | Capability Description | Mapping Type | ATT&CK ID | ATT&CK Name |
|---|---|---|---|---|
| CM-2 | Baseline Configuration | Protects | T1216 | Signed Script Proxy Execution |
| CM-6 | Configuration Settings | Protects | T1216 | Signed Script Proxy Execution |
| CM-7 | Least Functionality | Protects | T1216 | Signed Script Proxy Execution |
| SI-10 | Information Input Validation | Protects | T1216 | Signed Script Proxy Execution |
| SI-4 | System Monitoring | Protects | T1216 | Signed Script Proxy Execution |
| SI-7 | Software, Firmware, and Information Integrity | Protects | T1216 | Signed Script Proxy Execution |