Analysis of _0_IntelFirmwareInterface_IntelFirmwareInterface.sys: malicious verdict, risk score 88/100. 2 YARA matches, 0/73 multi-engine detections. SHA256 fad7afa29a3cf297. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
DriverShield analyzed the Windows kernel driver _0_IntelFirmwareInterface_IntelFirmwareInterface.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 | 2 |
| Multi-engine detections | 0 / 73 |
| File size | 291568 bytes |
| Code-signing signer | GlobalSign |
| Analyzed | 2026-10-10 |
| SHA256 | fad7afa29a3cf29759d3601a84ae1b5b2be546dbdb388e2abc37c08aa10ce0f0 |
| SHA1 | ac51cbf6b5839f78411040277792f4f62e8add14 |
| MD5 | ee1d303bec2b312c39ba953837f42548 |
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 | 80 / 100 |
| Dangerous kernel imports | 100 / 100 |
| IOCTL dispatch surface | 100 / 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 _0_IntelFirmwareInterface_IntelFirmwareInterface.sys, ranked by exploitation relevance.
| API | Risk | Why it matters |
|---|---|---|
| MmMapIoSpace | critical | Highly dangerous - potential for arbitrary code execution, memory corruption, or process termination |
| MmMapLockedPages | critical | Highly dangerous - potential for arbitrary code execution, memory corruption, or process termination |
| MmMapLockedPagesSpecifyCache | critical | Highly dangerous - potential for arbitrary code execution, memory corruption, or process termination |
| MmGetSystemRoutineAddress | 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 |
| MmAllocateContiguousMemorySpecifyCache | high | Potentially dangerous - could be used for privilege escalation or security bypass |
| MmAllocateContiguousMemory | high | Potentially dangerous - could be used for privilege escalation or security bypass |
| ZwQuerySystemInformation | medium | Moderate risk - system modification capability |
| MmUnmapIoSpace | medium | Moderate risk - system modification capability |
| ObReferenceObjectByHandle | medium | Moderate risk - system modification capability |
| KeDelayExecutionThread | low | Standard kernel API - generally benign |
| IoDeleteDevice | low | Standard kernel API - generally benign |
| IoDeleteSymbolicLink | low | Standard kernel API - generally benign |
| DbgPrint | low | Standard kernel API - generally benign |
| IofCompleteRequest | low | Standard kernel API - generally benign |
| ExAllocatePoolWithTag | low | Standard kernel API - generally benign |
| RtlInitUnicodeString | low | Standard kernel API - generally benign |
| KeSetEvent | low | Standard kernel API - generally benign |
| KeInitializeEvent | low | Standard kernel API - generally benign |
| IoCreateDevice | low | Standard kernel API - generally benign |
| ZwClose | low | Standard kernel API - generally benign |
| ExFreePool | low | Standard kernel API - generally benign |
| IoCreateSymbolicLink | low | Standard kernel API - generally benign |
| ExAllocatePool | low | Standard kernel API - generally benign |
| KeWaitForSingleObject | 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 |
|---|---|---|---|
| 0x00222000 | medium (known exploit) | METHOD_BUFFERED | Driver communication init |
| 0x008001BF | high | METHOD_NEITHER | FILE_DEVICE_CUSTOM Function #111 |
| 0x0080AD8B | high | METHOD_NEITHER | FILE_DEVICE_CUSTOM Function #2914 |
| 0x0080858B | high | METHOD_NEITHER | FILE_DEVICE_CUSTOM Function #354 |
| 0x00347263 | high | METHOD_NEITHER | FILE_DEVICE_DISK Function #3224 |
| 0x002200F0 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #60 |
| 0x00802484 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2337 |
| 0x008024AC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2347 |
| 0x008024BC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2351 |
| 0x0080BA30 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #3724 |
| 0x003407E8 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #506 |
| 0x00808321 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #200 |
| 0x00809309 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #1218 |
| 0x0080BA00 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #3712 |
| 0x0022A01C | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #2055 |
| 0x0080248C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2339 |
| 0x0080249C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2343 |
| 0x0080F981 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #3680 |
| 0x0034D3E8 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #1274 |
| 0x00808B89 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #738 |
| 0x008024B4 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2349 |
| 0x00807FE8 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #4090 |
| 0x0080B389 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #3298 |
| 0x00808D49 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #850 |
Showing 24 of 40 extracted control codes.
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 | 0x27339 | 0x27400 | 6.38 | CODE, EXEC, READ |
| .rdata | 0xCF00 | 0xD000 | 5.82 | IDATA, READ |
| .data | 0x1CD28 | 0x1200 | 3.29 | IDATA, READ, WRITE |
| .pdata | 0x273C | 0x2800 | 5.41 | IDATA, READ |
| .edata | 0x2EBA | 0x3000 | 5.75 | IDATA, READ |
| INIT | 0x0C12 | 0x0E00 | 5.39 | CODE, EXEC, READ, DISCARD |
| .rsrc | 0x0140 | 0x0200 | 1.86 | IDATA, READ, DISCARD |
| .reloc | 0x079C | 0x0800 | 5.37 | IDATA, READ, DISCARD |
| Control Flow Guard | Enabled |
|---|---|
| ASLR | Enabled |
| DEP | Enabled |
| Integrity check | Enforced |
| Mitigation score | 100 / 100 |
| Rule | Severity | Detects |
|---|---|---|
| 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 |
| T1211 | Exploitation for Defense Evasion | Defense Evasion |
| T1543.003 | Windows Service | Persistence |
| T1553.002 | Subvert Trust Controls: Code Signing | Defense Evasion |
| T1569.002 | Service Execution | Execution |
| 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, 100 paths explored at a maximum depth of 100. Vulnerability classes reached: 0. Exploitable paths: 0.
Based on DriverShield static and dynamic analysis, _0_IntelFirmwareInterface_IntelFirmwareInterface.sys is flagged as malicious and should be treated as dangerous. Its composite risk score is 88/100 (verdict: malicious). Always validate findings independently before acting.
_0_IntelFirmwareInterface_IntelFirmwareInterface.sys has a DriverShield composite risk score of 88/100, placing it in the malicious verdict band. SHA256: fad7afa29a3cf29759d3601a84ae1b5b2be546dbdb388e2abc37c08aa10ce0f0.
_0_IntelFirmwareInterface_IntelFirmwareInterface.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 · How YARA matching feeds the score · BYOVD research index · full driver database · CVE library · code signing atlas