icreinstall_need-for-speed-most-wanted.exe

SILICOM INTERNET, S.L.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_need-for-speed-most-wanted.exe by SILICOM INTERNET, S.L 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 installCore installer. It is also typically executed from the user's temporary directory. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
SILICOM INTERNET, S.L.  (signed and verified)

MD5:
3b128b28fd3216aa43f249c3709089cd

SHA-1:
d580f1049c47dbf2e0bd3e6ceaf46bd671734720

SHA-256:
1a17c886c9c98dd4ba9dec86258c354786390976588de12665ac95bfb97a870e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

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:
4/25/2024 9:34:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.SILICOMINTERNET (M)
16.2.14.8

File size:
749.6 KB (767,552 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_need-for-speed-most-wanted.exe

Digital Signature
Authority:
DigiCert Inc

Valid from:
10/25/2013 5:00:00 AM

Valid to:
10/29/2014 5:00:00 PM

Subject:
CN="SILICOM INTERNET, S.L.", O="SILICOM INTERNET, S.L.", L=Villaviciosa de Odon, C=ES

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
06C80396B3808BBD5B05A86D48465401

File PE Metadata
Compilation timestamp:
6/20/1992 3:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:muvpse40bHIoyDSBCz+cECuFTRdmtYZ+LYU9hv0ewfY5xLSOPbfxe/jiSpQYr:muvye407vyDStH5wLf0fY5j5e/2fYr

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:
7.8785

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

Code size:
37 KB (37,888 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

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