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solidworks.exe

Start NOW

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application solidworks.exe by Start NOW has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer. The file has been seen being downloaded from get.file14desktop.com.
Publisher:
Start NOW  (signed and verified)

MD5:
770f553b8cc96309ba3d94293e958381

SHA-1:
1ab620e824832838e578df92fd513ebf7f493551

SHA-256:
7ff9247d0933893110df5926e0f33f8841c98127083f5aa7fa5270a840978b71

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/23/2024 6:14:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.StartNOW.Bundler (M)
16.3.17.22

File size:
571.4 KB (585,088 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Start NOW

Authority:
thawte, Inc.

Valid from:
1/26/2015 7:00:00 AM

Valid to:
12/12/2015 6:59:59 AM

Subject:
CN=Start NOW, O=Start NOW, L=Dublin, S=Dublin, C=IE

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

Serial number:
4A33FB1D83BE0A3584CABB3B38966358

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:wCZzSV/OlUiTLLte4eOqMzXEibT3SaVxv7Zr9BB2Mg3vZr:wCZocUiTLpOOpUivtVrd2f/B

Entry address:
0x30FA

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, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9742

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.file14desktop.com/.../Get?p=4863&d=6569&l=6159&n=1&dynamicname=SolidWorks&filename=SolidWorks

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