osfw03ww.exe

Adaptive Brightness Registry Patch for Windows 8

Lenovo(Japan)Ltd.

The program is a setup application that uses the Inno Setup 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:
Adaptive Brightness Registry Patch for Windows 8

Version:
1.2

MD5:
d5fdbc03da5bfeb552077efaf3e6656c

SHA-1:
90560427b2be26c2b72c86e43bff4012c2a7ee77

SHA-256:
f5f5eb5d92a65585c7f63f4724e54a7bce5c430a4fd8ac75fbed4d36cd0e148d

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/25/2024 10:37:53 PM UTC  (today)

File size:
302 KB (309,224 bytes)

Product version:
1.2

Copyright:
Copyright © Lenovo 2012.

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\osfw03ww.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
11/13/2011 10:00:00 PM

Valid to:
11/13/2012 9:59:59 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:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
6144:K/nv8ortbLuxicHMuD3tt6l2J/IZN5+OhO01SCm:ynvprtbigu7tt6l2ErhO01SCm

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8703

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file osfw03ww.exe has been seen being distributed by the following 2 URLs.

https://download.lenovo.com/ibmdl/pub/pc/pccbbs/.../osfw03ww.exe