icreinstall_facebook-video-calling-2.0.0.447.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_facebook-video-calling-2.0.0.447.exe by SILICOM INTERNET, S.L has been detected as adware by 9 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. 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:
a91da9be01e3dbd6d39ca4eed76cc0f9

SHA-1:
eafa3a1d13922e181485425c6d0656b21f2a79bb

Scanner detections:
9 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/18/2024 9:09:32 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.168.120

AVG
Generic
2015.0.3364

Dr.Web
infected with Trojan.Packed.24524
9.0.1.0244

ESET NOD32
Win32/InstallCore.NU potentially unwanted application
8.7.0.302.0

K7 AntiVirus
Unwanted-Program
13.183.13113

Reason Heuristics
PUP.SILICOMINTERNETSL.j
14.7.31.23

VIPRE Antivirus
Threat.4150696
32210

File size:
749.6 KB (767,552 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_facebook-video-calling-2.0.0.447.exe

Digital Signature
Authority:
DigiCert Inc

Valid from:
10/25/2013 2:00:00 AM

Valid to:
10/29/2014 2:00:00 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 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:zuvpse40bHIoyDSBCz+cECuFTRdmtYZ+LYU9hv0ewfY5xLSOPbfxe/jiSpQYr:zuvye407vyDStH5wLf0fY5j5e/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)