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guisysd.dll

Lenovo (Beijing) Limited

This is installed with Lenovo EE Boot Optimizer.
Publisher:
Lenovo (Beijing) Limited  (signed and verified)

MD5:
fe3747df34a4e5243efca2210dd30b11

SHA-1:
e7ed7b72a6f0d5811bf4523d6d74de60da65cecf

SHA-256:
8fe9131c5cf80f4dcbe3968db5331a2e88e4d3d96fe486cc90355014d5f33baa

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
12/27/2024 2:15:47 AM UTC  (today)

File size:
878.6 KB (899,680 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\lenovo\boot optimizer\guisysd.dll

Digital Signature
Signed by:
Lenovo (Beijing) Limited

Authority:
VeriSign, Inc.

Valid from:
12/8/2009 1:00:00 AM

Valid to:
1/8/2012 12:59:59 AM

Subject:
CN=Lenovo (Beijing) Limited, OU=IT, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Lenovo (Beijing) Limited, L=Beijing, S=Beijing, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2EDBA85021EE00C973B5C5398B2E1155

File PE Metadata
Compilation timestamp:
10/13/2010 9:46:55 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

Entry address:
0x53725

Entry point:
E9, 06, 53, 09, 00, E9, F1, 4B, 09, 00, E9, BC, B1, 08, 00, E9, B7, 73, 01, 00, E9, 6C, 64, 09, 00, E9, ED, 61, 08, 00, E9, E8, 54, 06, 00, E9, 93, B8, 05, 00, E9, 2E, E5, 03, 00, E9, B9, 7D, 01, 00, E9, C4, 55, 09, 00, E9, FF, 7B, 00, 00, E9, 9A, A5, 09, 00, E9, 85, 34, 09, 00, E9, 60, D9, 05, 00, E9, FB, 9A, 01, 00, E9, 46, A1, 09, 00, E9, 11, 71, 07, 00, E9, 7C, 9E, 08, 00, E9, C7, 89, 05, 00, E9, B2, 44, 07, 00, E9, CD, A1, 09, 00, E9, A8, 3F, 03, 00, E9, 03, CC, 02, 00, E9, BE, 72, 09, 00, E9, 11, 65...
 
[+]

Developed / compiled with:
Microsoft Visual C++ 8.0 (Debug)

Code size:
688 KB (704,512 bytes)

The file guisysd.dll has been discovered within the following programs.

Lenovo EE Boot Optimizer  by Lenovo
Publisher's description - “ThinkPad notebooks and ThinkCentre desktop PCs for businesses will boot Windows 7 up to 56% faster than when loading XP or Vista with Lenovo EE Boot Optimizer.”
www.lenovo.com
22% remove it
 
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