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os7025ww_64.exe

BIOS Lock Installer

Lenovo(Japan)Ltd.

This is a self-extracting archive and installer. The file has been seen being downloaded from download.lenovo.com and multiple other hosts.
Publisher:
Lenovo Group Limited  (signed by Lenovo(Japan)Ltd.)

Product:
BIOS Lock Installer

Description:
Installer for Lenovo System

Version:
4.02

MD5:
730efcbc1abbd117fa014047696b71ce

SHA-1:
1f3330158806f2b8281a28180b1cef1a3ee0cdb5

SHA-256:
a326aacd31b10e68b213aff41698b5f623ee0b4f888b2c04369f715ca93c1044

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/26/2024 12:31:37 AM UTC  (today)

File size:
1.6 MB (1,721,856 bytes)

Product version:
4.02

Copyright:
Copyright (C) Lenovo 2005,2011.

Original file name:
bioslock.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\lenovo\systemupdate\session\repository\os7025ww_64\os7025ww_64.exe

Digital Signature
Signed by:
Lenovo(Japan)Ltd.

Authority:
VeriSign, Inc.

Valid from:
11/13/2011 7:00:00 PM

Valid to:
11/13/2012 6:59:59 PM

Subject:
CN=Lenovo(Japan)Ltd., OU=Platform Technology, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Lenovo(Japan)Ltd., L=Yokohama, S=Kanagawa, C=JP

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
4D788B32400313073D99D2FA4821BD7F

File PE Metadata
Compilation timestamp:
11/7/2010 8:59:22 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:T9B2v2UaCPgmfiKOiTWupIbxdjT8YaXax:T9Ba2JCPumC7jTaS

Entry address:
0x285C

Entry point:
E8, 5B, 34, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 51, 56, 8B, 75, 0C, 56, E8, EB, 40, 00, 00, 89, 45, 0C, 8B, 46, 0C, 59, A8, 82, 75, 17, E8, 21, 0F, 00, 00, C7, 00, 09, 00, 00, 00, 83, 4E, 0C, 20, 83, C8, FF, E9, 2F, 01, 00, 00, A8, 40, 74, 0D, E8, 06, 0F, 00, 00, C7, 00, 22, 00, 00, 00, EB, E3, 53, 33, DB, A8, 01, 74, 16, 89, 5E, 04, A8, 10, 0F, 84, 87, 00, 00, 00, 8B, 4E, 08, 83, E0, FE, 89, 0E, 89, 46, 0C, 8B, 46, 0C, 83, E0, EF, 83, C8, 02, 89, 46, 0C, 89, 5E, 04, 89, 5D, FC, A9, 0C, 01, 00...
 
[+]

Entropy:
7.2222

Code size:
39 KB (39,936 bytes)

The file os7025ww_64.exe has been seen being distributed by the following 2 URLs.

https://download.lenovo.com/ibmdl/pub/pc/pccbbs/.../os7025ww_64.exe

http://download.lenovo.com/ibmdl/pub/pc/pccbbs/.../os7025ww_64.exe

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