Analysis of TeliGevDriver.sys: clean verdict, risk score 23/100. 0 YARA matches. SHA256 0b57ed1d84bf9772. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
DriverShield analyzed the Windows kernel driver TeliGevDriver.sys and assigned a verdict of Clean with a composite risk score of 23/100, indicating no notable risk signals (0-29 band).
| Verdict | Clean (23/100) |
| YARA matches | 0 |
| File size | 85568 bytes |
| Code-signing signer | DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 |
| Analyzed | 2026-07-09 |
| SHA256 | 0b57ed1d84bf977254ae907b8a9f14cdeb7f3c200c9837306451ebcbc2a0e232 |
| SHA1 | 7be6a31ae29f8e9106589d41b3fed277927b848f |
| MD5 | 8e73b99366434669305cbc66fdce1ef3 |
Version resource data embedded in the TeliGevDriver.sys PE header, as extracted by the analysis engine.
| File description | Teli GigE Vision Compliant Filter Driver |
|---|---|
| Product | TeliGevDriver |
| Company | TOSHIBA TELI CORPORATION |
| Original filename | TeliGevDriver |
| Internal name | TeliGevDriver |
| File version | 2.0.12.1 |
| Copyright | Copyright (C) 2013 TOSHIBA TELI 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 | 0 / 100 |
| Dangerous kernel imports | 90 / 100 |
| IOCTL dispatch surface | 54 / 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 TeliGevDriver.sys, ranked by exploitation relevance.
| API | Risk | Why it matters |
|---|---|---|
| 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 |
| KeBugCheckEx | medium | Moderate risk - system modification capability |
| ZwCreateKey | medium | Moderate risk - system modification capability |
| ZwSetValueKey | medium | Moderate risk - system modification capability |
| ObReferenceObjectByHandle | medium | Moderate risk - system modification capability |
| KeSetEvent | low | Standard kernel API - generally benign |
| IofCompleteRequest | low | Standard kernel API - generally benign |
| KeInitializeEvent | low | Standard kernel API - generally benign |
| KeDelayExecutionThread | low | Standard kernel API - generally benign |
| KeWaitForSingleObject | low | Standard kernel API - generally benign |
| RtlInitUnicodeString | low | Standard kernel API - generally benign |
| DbgPrint | low | Standard kernel API - generally benign |
| ExAllocatePoolWithTag | low | Standard kernel API - generally benign |
| ZwClose | low | Standard kernel API - generally benign |
| ZwQueryValueKey | 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 |
| 0x00802840 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2576 |
| 0x0080EC81 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #2848 |
| 0x008024B4 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2349 |
| 0x0080838D | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #227 |
| 0x008024BC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2351 |
| 0x00222028 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #2058 |
| 0x00808315 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #197 |
| 0x00805315 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #1221 |
| 0x0080AB15 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #2757 |
| 0x00802484 | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2337 |
| 0x00348715 | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #453 |
| 0x0080A38D | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #2275 |
| 0x00808B8D | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #739 |
| 0x0080248C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2339 |
| 0x00340032 | medium | METHOD_OUT_DIRECT | FILE_DEVICE_DISK Function #12 |
| 0x0034002D | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #11 |
| 0x003403B0 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #236 |
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 | 0xF437 | 0xF600 | 6.28 | CODE, EXEC, READ |
| .rdata | 0x18DC | 0x1A00 | 4.7 | IDATA, READ |
| .data | 0x094C | 0x0200 | 0.81 | IDATA, READ, WRITE |
| .pdata | 0x0AEC | 0x0C00 | 4.59 | IDATA, READ |
| .gfids | 0x0004 | 0x0200 | 0.04 | IDATA, READ |
| INIT | 0x0F84 | 0x1000 | 5.5 | CODE, EXEC, READ, DISCARD |
| .rsrc | 0x0410 | 0x0600 | 2.49 | IDATA, READ, DISCARD |
| .reloc | 0x002C | 0x0200 | 0.56 | IDATA, READ, DISCARD |
| Control Flow Guard | Not enabled |
|---|---|
| ASLR | Enabled |
| DEP | Enabled |
| Integrity check | Not enforced |
| Mitigation score | 70 / 100 |
Techniques this driver could enable if loaded by an adversary.
| ID | Technique | Tactic |
|---|---|---|
| T1003.001 | OS Credential Dumping: LSASS Memory | Credential Access |
| 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 |
| T1569.002 | Service Execution | Execution |
| T1652 | Device Driver Discovery | Discovery |
| Signer | DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 |
|---|---|
| Signer organisation | DigiCert, Inc. |
| Issuer | DigiCert Trusted Root G4 |
| Serial | 8AD40B260D29C4C9F5ECDA9BD93AED9 |
| Valid from | 2021-04-29 00:00 UTC |
| Valid until | 2036-04-28 23:59 UTC |
| Signature validity | Verified |
Engine angr, status static_approximation, 0 paths explored at a maximum depth of 0. Vulnerability classes reached: 0. Exploitable paths: 0.
Based on DriverShield static and dynamic analysis, TeliGevDriver.sys is assessed as clean, with no notable risk signals. Its composite risk score is 23/100 (verdict: clean). Always validate findings independently before acting.
TeliGevDriver.sys has a DriverShield composite risk score of 23/100, placing it in the clean verdict band. SHA256: 0b57ed1d84bf977254ae907b8a9f14cdeb7f3c200c9837306451ebcbc2a0e232.
TeliGevDriver.sys is a Windows kernel-mode driver (.sys) analyzed by DriverShield for vulnerabilities, BYOVD abuse potential, and malware indicators. It is code-signed by DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1.
Related: Other drivers signed by DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 · What an IOCTL dispatch code is · BYOVD research index · full driver database · CVE library · code signing atlas