Analysis of iQVW64.SYS: vulnerable verdict, risk score 72/100. 3 YARA matches, 1/75 multi-engine detections. SHA256 37c637a74bf20d76. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
DriverShield analyzed the Windows kernel driver iQVW64.SYS and assigned a verdict of Vulnerable with a composite risk score of 72/100, indicating a known or likely vulnerability surface (60-79 band).
| Verdict | Vulnerable (72/100) |
| YARA matches | 3 |
| Multi-engine detections | 1 / 75 |
| File size | 58520 bytes |
| Code-signing signer | AddTrust External CA Root |
| Analyzed | 2026-09-06 |
| SHA256 | 37c637a74bf20d7630281581a8fae124200920df11ad7cd68c14c26cc12c5ec9 |
| SHA1 | 3d6d53b0f1cc908b898610227b9f1b9352137aba |
| MD5 | 69ba501a268f09f694ff0e8e208aa20e |
Version resource data embedded in the iQVW64.SYS PE header, as extracted by the analysis engine.
| File description | Intel(R) Network Adapter Diagnostic Driver |
|---|---|
| Product | Intel(R) iQVW64.SYS |
| Company | Intel Corporation |
| Original filename | iQVW64.SYS |
| Internal name | iQVW64.SYS |
| File version | 1.3.2.17 built by: WinDDK |
| Copyright | Copyright (C) 2002-2018 Intel Corporation All Rights Reserved. |
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 | 85 / 100 |
| Dangerous kernel imports | 100 / 100 |
| IOCTL dispatch surface | 51 / 100 |
| Known-vulnerable corpus | 100 / 100 |
| Code-signing state | 80 / 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 iQVW64.SYS, ranked by exploitation relevance.
| API | Risk | Why it matters |
|---|---|---|
| MmMapLockedPagesSpecifyCache | critical | Highly dangerous - potential for arbitrary code execution, memory corruption, or process termination |
| MmMapIoSpace | critical | Highly dangerous - potential for arbitrary code execution, memory corruption, or process termination |
| MmAllocateContiguousMemory | high | Potentially dangerous - could be used for privilege escalation or security bypass |
| MmGetPhysicalAddress | high | Potentially dangerous - could be used for privilege escalation or security bypass |
| MmGetSystemRoutineAddress | high | Potentially dangerous - could be used for privilege escalation or security bypass |
| ZwCreateKey | medium | Moderate risk - system modification capability |
| KeBugCheckEx | medium | Moderate risk - system modification capability |
| MmUnmapIoSpace | medium | Moderate risk - system modification capability |
| IoGetDeviceObjectPointer | medium | Moderate risk - system modification capability |
| ObOpenObjectByPointer | medium | Moderate risk - system modification capability |
| ZwSetValueKey | medium | Moderate risk - system modification capability |
| IoCreateDevice | low | Standard kernel API - generally benign |
| ExAllocatePoolWithTag | low | Standard kernel API - generally benign |
| ZwOpenKey | low | Standard kernel API - generally benign |
| IoCreateDeviceSecure | low | Standard kernel API - generally benign |
| IoDeleteDevice | low | Standard kernel API - generally benign |
| IoCreateSymbolicLink | low | Standard kernel API - generally benign |
| DbgPrint | low | Standard kernel API - generally benign |
| ZwQueryValueKey | low | Standard kernel API - generally benign |
| IoDeleteSymbolicLink | low | Standard kernel API - generally benign |
| KeWaitForSingleObject | low | Standard kernel API - generally benign |
| KeInitializeEvent | low | Standard kernel API - generally benign |
| RtlInitUnicodeString | low | Standard kernel API - generally benign |
| IofCompleteRequest | low | Standard kernel API - generally benign |
| ZwClose | 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 |
| 0xC350FB81 | medium | METHOD_IN_DIRECT | CUSTOM_MSI Function #3808 |
| 0xC3503DAC | medium | METHOD_BUFFERED | CUSTOM_MSI Function #3947 |
| 0xC350FA81 | medium | METHOD_IN_DIRECT | CUSTOM_MSI Function #3744 |
| 0x0080248C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2339 |
| 0x008024BC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2351 |
| 0x008024AC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2347 |
| 0x00340030 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #12 |
| 0x0022C421 | medium | METHOD_IN_DIRECT | FILE_DEVICE_UNKNOWN Function #264 |
| 0x00226408 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #2306 |
| 0x00802484 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2337 |
| 0x008024B4 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2349 |
| 0x0034FE81 | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #4000 |
| 0x0080249C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2343 |
| 0x00808389 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #226 |
| 0x00340394 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #229 |
| 0x00340036 | medium | METHOD_OUT_DIRECT | FILE_DEVICE_DISK Function #13 |
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 | 0x4945 | 0x4A00 | 6.23 | CODE, EXEC, READ |
| .rdata | 0x0ED0 | 0x1000 | 4.51 | IDATA, READ |
| .data | 0x5CA0A0 | 0x0400 | 1.13 | IDATA, READ, WRITE |
| .pdata | 0x0678 | 0x0800 | 3.95 | IDATA, READ |
| PAGE | 0x1B71 | 0x1C00 | 6.07 | CODE, EXEC, READ |
| INIT | 0x0B4C | 0x0C00 | 5.56 | CODE, EXEC, READ, WRITE, DISCARD |
| .rsrc | 0x03F8 | 0x0400 | 3.42 | IDATA, READ, DISCARD |
| .reloc | 0x0060 | 0x0200 | 0.32 | IDATA, READ, DISCARD |
| Control Flow Guard | Not enabled |
|---|---|
| ASLR | Not enabled |
| DEP | Not enabled |
| Integrity check | Not enforced |
| Mitigation score | 5 / 100 |
| Rule | Severity | Detects |
|---|---|---|
| PUA_VULN_Driver_Intelcorporation_Iqvwsys_Intelriqvwsys_37C6 | medium | Detects vulnerable driver mentioned in known-vulnerable driver corpus project using VersionInfo values from the PE header - iqvw64e.sys, iQVW64.SYS, IQVW32.sys, NalDrv.sys. Investigate matches in cont... |
| BYOVD_MemRW | critical | Phys memory mapping + device creation |
| SUSP_PhysMem | high | Physical memory mapping |
Techniques this driver could enable if loaded by an adversary.
| ID | Technique | Tactic |
|---|---|---|
| T1003 | OS Credential Dumping | Credential Access |
| T1003.001 | OS Credential Dumping: LSASS Memory | Credential Access |
| T1006 | Direct Volume Access | Defense Evasion |
| T1055.012 | Process Hollowing | Defense Evasion |
| T1068 | Exploitation for Privilege Escalation | Privilege Escalation |
| T1071 | Application Layer Protocol | Command and Control |
| T1112 | Modify Registry | Defense Evasion |
| T1211 | Exploitation for Defense Evasion | Defense Evasion |
| T1543.003 | Windows Service | Persistence |
| T1547.001 | Registry Run Keys | Persistence |
| T1553.002 | Subvert Trust Controls: Code Signing | Defense Evasion |
| T1562.001 | Impair Defenses | Defense Evasion |
| T1569.002 | Service Execution | Execution |
| T1652 | Device Driver Discovery | Discovery |
| Signer | AddTrust External CA Root |
|---|---|
| Signer organisation | AddTrust AB |
| Issuer | Microsoft Code Verification Root |
| Serial | 3300000035D8D5595B0671412B000000000035 |
| Valid from | 2013-08-15 20:26 UTC |
| Valid until | 2023-08-15 20:36 UTC (expired) |
| Signature validity | Not verified |
Engine angr, status completed, 100 paths explored at a maximum depth of 100. Vulnerability classes reached: 0. Exploitable paths: 0.
Corpus match: this hash is present in the known-vulnerable driver corpus DriverShield cross-references during analysis, which is why the score carries a full weighting on that component.
Based on DriverShield static and dynamic analysis, iQVW64.SYS is flagged as vulnerable and is a potential Bring Your Own Vulnerable Driver (BYOVD) risk. Its composite risk score is 72/100 (verdict: vulnerable). Always validate findings independently before acting.
iQVW64.SYS has a DriverShield composite risk score of 72/100, placing it in the vulnerable verdict band. SHA256: 37c637a74bf20d7630281581a8fae124200920df11ad7cd68c14c26cc12c5ec9.
iQVW64.SYS is a Windows kernel-mode driver (.sys) analyzed by DriverShield for vulnerabilities, BYOVD abuse potential, and malware indicators. It is code-signed by AddTrust External CA Root.
Related: Other drivers signed by AddTrust External CA Root · What an IOCTL dispatch code is · How YARA matching feeds the score · BYOVD research index · full driver database · CVE library · code signing atlas