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icreinstall_windows-7.exe

X_Media Downloader

X-MEDIA JSC

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_windows-7.exe by X-MEDIA JSC 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. The file has been seen being downloaded from cdn.xmediadelivery.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
X_Media  (signed by X-MEDIA JSC)

Product:
X_Media Downloader

Version:
1.0.5.a0.1_34057

MD5:
03e6af2eb100e71fe205533329bd04b2

SHA-1:
98178a6ca1faea302662af972f51639a91780f00

SHA-256:
d725e8f8c00a8bfbfeef818ee3f83fea991aa8880b80c511a92275d23773b76c

Scanner detections:
1 / 68

Status:
Adware

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

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:
1/13/2025 10:26:56 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.XMEDIAJS (M)
16.3.31.14

File size:
738.6 KB (756,312 bytes)

Product version:
1.0.5.a0.1_34057

Copyright:
X_Media

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_windows-7.exe

Digital Signature
Signed by:
X-MEDIA JSC

Authority:
COMODO CA Limited

Valid from:
9/18/2014 7:00:00 AM

Valid to:
9/19/2015 6:59:59 AM

Subject:
CN=X-MEDIA JSC, O=X-MEDIA JSC, STREET="244A, Le Trong Tan, Khuong Mai, Thanh Xuan", L=Ha Noi, S=Ha noi, PostalCode=10111, C=VN

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

Serial number:
00F2D9EB8AEBF269F7547A7B61BF10EA87

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:XIrvpJzZudxkBn37W9xsaCUUKbF6Z8ggqpkNYwWmoNwyLtTzT3TjwXiyBsa:Yrv7zZuXkRK+Kh6aqqN3roNrtT/HOiyP

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:
7.8504

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_windows-7.exe has been seen being distributed by the following URL.

http://cdn.xmediadelivery.com/c?x=2JThql4MGWsYzceZ5qTfPlbmKPeRntZVK2DfchzvTEY=&c=V59FjUs0QQytZZnpD1XHXUSoWwNdS61dzPKNzZTDUaQ91c5ZqE3XSfT4cPorBaTaEjEU5RaxQM0mW/.../m08T5PWepk9vOHFcT1ak3d1tI=

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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