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icreinstall_wrar52b2_inst.exe

Well Known Media Ltd

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_wrar52b2_inst.exe by Well Known Media has been detected as a potentially unwanted program 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:
Well Known Media Ltd  (signed and verified)

MD5:
5900a0715b3482b33b02e83492cf7784

SHA-1:
afe7a170ef44fd375aaafe2f3c65a4913f0d0094

SHA-256:
db575e85b731ca167fbd3de44912eaf737e007b0918a60642cce8c8d91f1ea87

Scanner detections:
9 / 68

Status:
Potentially unwanted

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

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/25/2024 9:18:07 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCore.770360
7.11.182.172

AVG
Generic
2015.0.3304

Dr.Web
Trojan.InstallCore.2
9.0.1.05190

ESET NOD32
Win32/InstallCore.QS (variant)
8.10653

K7 AntiVirus
Unwanted-Program
13.185.13866

NANO AntiVirus
Riskware.Win32.InstallCore.dhpyhc
0.28.6.62995

Reason Heuristics
PUP.WellKnownMedia.Z
14.11.1.2

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
Threat.4786018
34232

File size:
752.3 KB (770,360 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_wrar52b2_inst.exe

Digital Signature
Signed by:
Well Known Media Ltd

Authority:
COMODO CA Limited

Valid from:
8/20/2014 5:30:00 AM

Valid to:
8/21/2015 5:29:59 AM

Subject:
CN=Well Known Media Ltd, O=Well Known Media Ltd, STREET=Kissack Court, STREET=29 Parliament Street, L=Ramsey, S=Isle of Man, PostalCode=IM8 1JA, C=IM

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
73CC925BC7B1EAFC96D9C9F2EAA55030

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:zlvpEgGo8+MEmqYWZ9dbUNNCXVoU3NMriA/obS9+56WDM7nd9V:zlvC/d+MEIWzdbRSEXARwYWDM7nd9V

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:
7.8172

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)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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