icreinstall_riddleofthemask.exe

GamesPub Ltd

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_riddleofthemask.exe by GamesPub has been detected as a potentially unwanted program by 7 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:
GamesPub Ltd  (signed and verified)

MD5:
6771c781f2d8e3702d600ebdcc81679b

SHA-1:
3999c41706ead8316190696a16185ba7d3a2966a

SHA-256:
af037856c1d6b72ef82af49f202cedb640816e4405570467e773544161af949f

Scanner detections:
7 / 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:
4/24/2024 8:39:01 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.188.80

AVG
InstallC
2015.0.3282

ESET NOD32
Win32/InstallCore.QO potentially unwanted application
7.0.302.0

K7 AntiVirus
Unwanted-Program
13.185.14098

Reason Heuristics
PUP.GamesPub.BB
14.11.23.8

VIPRE Antivirus
Threat.4150696
35010

File size:
790.5 KB (809,520 bytes)

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_riddleofthemask.exe

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
1/11/2013 7:00:30 PM

Valid to:
1/12/2016 7:00:30 PM

Subject:
CN=GamesPub Ltd, O=GamesPub Ltd, L=Victoria, S=Mahe, C=SC

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11216D6AAAF9A1C6D0048136671D0837834D

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:uevpeOxHQvh6XglRytf1kRVR7QEHCo/B2KjBD5fqf1TfnuPYZGVRhnhArm55zoTP:uevDxa6QlEcNQEi0Bn5fqtTvfato+cr

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:
7.8202

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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