Analysis of igovsd.sys: clean verdict, risk score 4/100. 0 YARA matches, 0/76 multi-engine detections. SHA256 60d956579e87c55e. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
DriverShield analyzed the Windows kernel driver igovsd.sys and assigned a verdict of Clean with a composite risk score of 4/100, indicating no notable risk signals (0-29 band).
| Verdict | Clean (4/100) |
| YARA matches | 0 |
| Multi-engine detections | 0 / 76 |
| File size | 43392 bytes |
| Code-signing signer | GlobalSign |
| Analyzed | 2026-04-14 |
| SHA256 | 60d956579e87c55e30202d49016decfd11d3c348b05128f9018a44a093f7639f |
| SHA1 | c4ec82c9204c05aa2c555c985a9bd7967dd1ce42 |
| MD5 | ae740ca645cac75813d781d3669789cc |
Version resource data embedded in the igovsd.sys PE header, as extracted by the analysis engine.
| File description | ASUS Virtual Audio Driver |
|---|---|
| Product | ASUS Virtual Audio Driver |
| Company | ASUSTek Computer Inc. |
| Original filename | igovsd.sys |
| Internal name | igovsd.sys |
| File version | 1.0.2.1 |
| Copyright | ASUS Copyright (C) 2021 |
Each component is scored 0-100 and then weighted into the composite. See the analysis methodology for the exact formula.
| Component | Sub-score |
|---|---|
| Multi-engine consensus | 0 / 100 |
| YARA signature matches | 0 / 100 |
| Dangerous kernel imports | 15 / 100 |
| IOCTL dispatch surface | 9 / 100 |
| Known-vulnerable corpus | 0 / 100 |
| Code-signing state | 0 / 100 |
| Packing and entropy | 0 / 100 |
| Dynamic behaviour | 0 / 100 |
| CVE cross-reference | 0 / 100 |
Kernel-mode APIs resolved from the Import Address Table of igovsd.sys, ranked by exploitation relevance.
| API | Risk | Why it matters |
|---|---|---|
| KeBugCheckEx | medium | Moderate risk - system modification capability |
| KeWaitForSingleObject | low | Standard kernel API - generally benign |
| ExAllocatePoolWithTag | low | Standard kernel API - generally benign |
| DbgPrint | low | Standard kernel API - generally benign |
| ExFreePool | low | Standard kernel API - generally benign |
Control codes reachable through the driver dispatch routine. Codes tied to published exploit code are flagged, since they are the primary Bring Your Own Vulnerable Driver (BYOVD) entry points.
| Code | Severity | Transfer | Description |
|---|---|---|---|
| 0x002200F0 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #60 |
| 0xC3508044 | medium | METHOD_BUFFERED | CUSTOM_MSI Function #17 |
| 0x00340354 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #213 |
Section layout and Shannon entropy. High entropy in a code section is a packing or encryption indicator.
| Section | Virtual size | Raw size | Entropy | Flags |
|---|---|---|---|---|
| .text | 0x1158 | 0x1200 | 5.93 | CODE, EXEC, READ |
| .rdata | 0x087C | 0x0A00 | 4.08 | IDATA, READ |
| .data | 0x14B0 | 0x0C00 | 1.71 | IDATA, READ, WRITE |
| .pdata | 0x01D4 | 0x0200 | 3.67 | IDATA, READ |
| PAGE | 0x1CEB | 0x1E00 | 6.16 | CODE, EXEC, READ |
| INIT | 0x0360 | 0x0400 | 4.48 | CODE, EXEC, READ, WRITE, DISCARD |
| .rsrc | 0x03B8 | 0x0400 | 3.11 | IDATA, READ, DISCARD |
| .reloc | 0x0228 | 0x0400 | 3.17 | IDATA, READ, DISCARD |
| Control Flow Guard | Not enabled |
|---|---|
| ASLR | Not enabled |
| DEP | Not enabled |
| Integrity check | Not enforced |
| Mitigation score | 20 / 100 |
Techniques this driver could enable if loaded by an adversary.
| ID | Technique | Tactic |
|---|---|---|
| T1071 | Application Layer Protocol | Command and Control |
| T1211 | Exploitation for Defense Evasion | Defense Evasion |
| T1543.003 | Windows Service | Persistence |
| T1553.002 | Subvert Trust Controls: Code Signing | Defense Evasion |
| T1652 | Device Driver Discovery | Discovery |
| Signer | GlobalSign |
|---|---|
| Signer organisation | GlobalSign |
| Issuer | GlobalSign Root CA |
| Serial | 1EE5F169DFF97352B6465D66A |
| Valid from | 2018-09-19 00:00 UTC |
| Valid until | 2028-01-28 12:00 UTC |
| Signature validity | Verified |
Engine angr, status completed, 8 paths explored at a maximum depth of 8. Vulnerability classes reached: 0. Exploitable paths: 0.
Based on DriverShield static and dynamic analysis, igovsd.sys is assessed as clean, with no notable risk signals. Its composite risk score is 4/100 (verdict: clean). Always validate findings independently before acting.
igovsd.sys has a DriverShield composite risk score of 4/100, placing it in the clean verdict band. SHA256: 60d956579e87c55e30202d49016decfd11d3c348b05128f9018a44a093f7639f.
igovsd.sys is a Windows kernel-mode driver (.sys) analyzed by DriverShield for vulnerabilities, BYOVD abuse potential, and malware indicators. It is code-signed by GlobalSign.
Related: Other drivers signed by GlobalSign · What an IOCTL dispatch code is · BYOVD research index · full driver database · CVE library · code signing atlas