Analysis of pylonGEV.sys: clean verdict, risk score 21/100. 0 YARA matches, 0/75 multi-engine detections. SHA256 c4580b514fc095c1. Kernel imports, IOCTL codes, MITRE ATT&CK, and code-signing details.
DriverShield analyzed the Windows kernel driver pylonGEV.sys and assigned a verdict of Clean with a composite risk score of 21/100, indicating no notable risk signals (0-29 band).
| Verdict | Clean (21/100) |
| YARA matches | 0 |
| Multi-engine detections | 0 / 75 |
| File size | 87816 bytes |
| Code-signing signer | DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 |
| Analyzed | 2026-07-09 |
| SHA256 | c4580b514fc095c1d64e03b2816a01aa1e925e780aefc2e236efc4b20b7cb4ae |
| SHA1 | 595403578f7e8ae7c987005a78d9d2d0138c6cce |
| MD5 | b6d4f79f1c385544720dc04b6bff7b10 |
Version resource data embedded in the pylonGEV.sys PE header, as extracted by the analysis engine.
| File description | pylon GigE Vision Driver for NDIS 6 |
|---|---|
| Product | pylonGEV NDIS 6 Driver |
| Company | Basler AG |
| Original filename | pylonGEV.sys |
| Internal name | pylonGEV.sys |
| File version | 5.4.0.1200 |
| Copyright | Copyright (c) 2016-2023 Basler AG |
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 | 72 / 100 |
| IOCTL dispatch surface | 60 / 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 pylonGEV.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 |
| ObReferenceObjectByHandle | medium | Moderate risk - system modification capability |
| KeBugCheckEx | medium | Moderate risk - system modification capability |
| 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 |
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 |
|---|---|---|---|
| 0x0034BBFF | high | METHOD_NEITHER | FILE_DEVICE_DISK Function #3839 |
| 0x0080878B | high | METHOD_NEITHER | FILE_DEVICE_CUSTOM Function #482 |
| 0x002200F0 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #60 |
| 0x0022BA00 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #3712 |
| 0x0034BA58 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #3734 |
| 0x0080249C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2343 |
| 0x0080D315 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #1221 |
| 0x00804305 | medium | METHOD_IN_DIRECT | FILE_DEVICE_CUSTOM Function #193 |
| 0x003437E8 | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #3578 |
| 0x0080248C | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2339 |
| 0x0022B705 | medium | METHOD_IN_DIRECT | FILE_DEVICE_UNKNOWN Function #3521 |
| 0x00227705 | medium | METHOD_IN_DIRECT | FILE_DEVICE_UNKNOWN Function #3521 |
| 0x0034D73D | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #1487 |
| 0x0034230D | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #2243 |
| 0x008024AC | medium | METHOD_BUFFERED | FILE_DEVICE_CUSTOM Function #2347 |
| 0x00223418 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #3334 |
| 0x0034002D | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #11 |
| 0x0034032C | medium | METHOD_BUFFERED | FILE_DEVICE_DISK Function #203 |
| 0x00220068 | medium | METHOD_BUFFERED | FILE_DEVICE_UNKNOWN Function #26 |
| 0x00340025 | medium | METHOD_IN_DIRECT | FILE_DEVICE_DISK Function #9 |
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 | 0xCCE9 | 0xCE00 | 6.38 | CODE, EXEC, READ |
| .rdata | 0x1028 | 0x1200 | 4.76 | IDATA, READ |
| .data | 0x01C8 | 0x0200 | 0.37 | IDATA, READ, WRITE |
| .pdata | 0x07B0 | 0x0800 | 4.46 | IDATA, READ |
| PAGE | 0x055C | 0x0600 | 5.64 | CODE, EXEC, READ |
| INIT | 0x1048 | 0x1200 | 5.63 | CODE, EXEC, READ, DISCARD |
| .rsrc | 0x06A0 | 0x0800 | 3.16 | IDATA, READ, DISCARD |
| .reloc | 0x003C | 0x0200 | 0.77 | IDATA, READ, DISCARD |
| Control Flow Guard | Enabled |
|---|---|
| ASLR | Enabled |
| DEP | Enabled |
| Integrity check | Not enforced |
| Mitigation score | 100 / 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 |
| 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 | 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 completed, 100 paths explored at a maximum depth of 100. Vulnerability classes reached: 0. Exploitable paths: 1.
Based on DriverShield static and dynamic analysis, pylonGEV.sys is assessed as clean, with no notable risk signals. Its composite risk score is 21/100 (verdict: clean). Always validate findings independently before acting.
pylonGEV.sys has a DriverShield composite risk score of 21/100, placing it in the clean verdict band. SHA256: c4580b514fc095c1d64e03b2816a01aa1e925e780aefc2e236efc4b20b7cb4ae.
pylonGEV.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