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pfs1osfj.exe

YDP Recording and Speech Recognition Support

Commest Multimedia S.A.S

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from netformapro.commest.com.
Publisher:
Young Digital Planet S.A.  (signed by Commest Multimedia S.A.S)

Product:
YDP Recording and Speech Recognition Support

Version:
6.0

MD5:
9cc3d4c94c783a8b27b6bf76d75940c6

SHA-1:
4568b7f3bf6e1059821b45a6bc88c8be3d4f8896

SHA-256:
6bdd93243c59de49c382244ec7c355f8c8d6a1b7519bb160dc7d355bceed5d99

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
12/24/2025 12:54:16 AM UTC  (today)

File size:
18.5 MB (19,387,168 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\pfs1osfj.exe.part

Digital Signature
Signed by:
Commest Multimedia S.A.S

Authority:
thawte, Inc.

Valid from:
11/18/2015 1:00:00 AM

Valid to:
12/6/2017 12:59:59 AM

Subject:
CN=Commest Multimedia S.A.S, OU=Departement Developpement, O=Commest Multimedia S.A.S, L=Mulhouse, S=Alsace, C=FR

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
4A2009ADE186EE66F89BB81C1EE4F8D2

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:29 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:7tc0+phXGPM2Nw7by+0GeV/x3tuj5+mnQVn+GJZv+wz+rOuHyXnECJJRC5uj:7tcdphXGd+7TTeV7grQZ+Gzv+lPHAEC1

Entry address:
0x30DE

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 27, 7A, 00, E8, F1, 2B, 00, 00, A3, A4, 26, 7A, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 68, DC, 79, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, A0, 1E, 7A, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 80, 7A, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file pfs1osfj.exe has been seen being distributed by the following URL.

http://netformapro.commest.com/formations_client/online/2/cambridgeniv1/runtime/flash/rtflash/.../rcg2flash2.exe

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