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oz776x64.sys

O2Micro USB CCID SmartCard Reader

BayHub Technology Inc.

It runs as a Windows 64-bit kernel mode device driver named “guardian2”.
Publisher:
O2Micro  (signed by BayHub Technology Inc.)

Product:
O2Micro USB CCID SmartCard Reader

Version:
2.1.4.244 (+EMV1.3.7.3)

MD5:
9f9013ec5a2b301a72fd1d24e266695f

SHA-1:
94eb42c3fe94e2630b319b54c0f47ba1f7195071

SHA-256:
5c2e2230425623493b866da58e64dc7774c23c2db80b18b0735bd4344ab749ba

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
6/18/2025 8:40:25 AM UTC  (today)

File size:
97.5 KB (99,856 bytes)

Product version:
1.0.0.0

Copyright:
Copyright (C) O2Micro, Inc. 2015

Trademarks:
O2Micro (c) 2005

Original file name:
oz776.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\oz776x64.sys

Digital Signature
Signed by:
BayHub Technology Inc.

Authority:
DigiCert Inc

Valid from:
4/15/2015 2:00:00 AM

Valid to:
4/19/2016 2:00:00 PM

Subject:
CN=BayHub Technology Inc., O=BayHub Technology Inc., L=Santa Calra, S=California, C=US, PostalCode=95054, STREET=3118 Patrick Henry Drive, SERIALNUMBER=C3540670, OID.1.3.6.1.4.1.311.60.2.1.2=California, OID.1.3.6.1.4.1.311.60.2.1.3=US, OID.2.5.4.15=Private Organization

Issuer:
CN=DigiCert EV Code Signing CA (SHA2), OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0B42B4D63F98A9506806275FF4AF482B

File PE Metadata
Compilation timestamp:
10/13/2015 8:46:32 PM

OS version:
10.0

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
14.0

Entry address:
0x18000

Entry point:
48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, DA, 48, 8B, F9, E8, 17, 00, 00, 00, 48, 8B, D3, 48, 8B, CF, 48, 8B, 5C, 24, 30, 48, 83, C4, 20, 5F, E9, 9E, 7B, FF, FF, CC, CC, 48, 8B, 05, 95, D2, FF, FF, 48, 85, C0, 74, 1A, 48, B9, 32, A2, DF, 2D, 99, 2B, 00, 00, 48, 3B, C1, 74, 0B, 48, F7, D0, 48, 89, 05, 6F, D2, FF, FF, C3, B9, 06, 00, 00, 00, CD, 29, CC, CC, CC, 60, 81, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 20, 89, 01, 00, A0, 30, 01, 00, C0, 80, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 4A, 89, 01, 00...
 
[+]

Code size:
66 KB (67,584 bytes)

Driver
Display name:
guardian2

Type:
Kernel device driver (KernelDriver)


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