amdryzenmaster.sys - Malicious (88/100) - DriverShield Analysis
Analysis of amdryzenmaster.sys: malicious verdict, risk score 88/100. 3 YARA matches, 1/75 multi-engine detections. SHA256 133e542842656197. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
amdryzenmaster.sys - Analysis Report
DriverShield analyzed the Windows kernel driver amdryzenmaster.sys and assigned a verdict of Malicious with a composite risk score of 88/100, indicating malicious indicators (80-100 band).
| Verdict | Malicious (88/100) |
| YARA matches | 3 |
| Multi-engine detections | 1 / 75 |
| File size | 32600 bytes |
| Code-signing signer | Symantec Time Stamping Services CA - G2 |
| Analyzed | 2026-06-15 |
| SHA256 | 133e542842656197c5d22429bd56d57aa33c9522897fdf29853a6d321033c743 |
| SHA1 | 1a56614ea7d335c844b7fc6edd5feb59b8df7b55 |
| MD5 | 3c55092900343d3d28564e2d34e7be2c |
The full report includes the kernel Import Address Table, extracted IOCTL dispatch codes, YARA rule names, MITRE ATT&CK technique mapping, and the Authenticode certificate chain. See the analysis methodology for how the risk score is computed, or browse the driver database for related samples.
Related:
Other drivers signed by Symantec Time Stamping Services CA - G2 · Browse the full driver database · CVE library · code signing atlas · BYOVD research index · security glossary
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