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icreinstall_minecraft.exe

Installer

Webcellence Ltd.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_minecraft.exe, “Installer Setup ” by Webcellence 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. The installer is marketed through download protals and search ads as Minecraft but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Webcellence Ltd.  (signed and verified)

Product:
Installer

Description:
Installer Setup

Version:
4.4.5.0

MD5:
f9df58835ba89860a0706783235c038d

SHA-1:
96842a33d587271c667035e21a22dbe4e7116335

SHA-256:
1cf654e9bd38f19926f063393fb251f97237d701b45e756c04c9ab59ceeba933

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:
11/25/2024 8:45:22 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Webcellence.Installer (M)
16.2.6.20

File size:
991.4 KB (1,015,200 bytes)

Product version:
4.2

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_minecraft.exe

Digital Signature
Signed by:
Webcellence Ltd.

Authority:
thawte, Inc.

Valid from:
1/18/2016 5:30:00 AM

Valid to:
1/18/2017 5:29:59 AM

Subject:
CN=Webcellence Ltd., OU=IT, O=Webcellence Ltd., L=ORA, S=Israel, C=IL

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
773E2C2E5EC62B0904E1441B54A723A6

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):
24576:mVRrm2oZtQNLjfXQNjpuYCok9kxgtInmMhnYRnN1dJnr3XhGz:mjUZ48jT/qtIn9nYRnNLJn0z

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:
7.9174

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_minecraft.exe has been seen being distributed by the following 2 URLs.

http://www.safevaultsoftware.com/c?x=JAY6YdDtd06Qwdt5zisesMcD3E0GCjmjmt1XZFWbL I=&c=HFF6HrmwG9TzVbCVMav3taptNlhEmCfdt5anske8awnpqrN5K4467s2QtydnGBS8MjrGQ4oRq2xvEaekJRqxAIoW2QO lbG84f3XWuBN0mQ=&downloadAs=TomsInstaller.exe&fallback_url=https://s3.amazonaws.com/Minecraft.Download/.../Minecraft.exe

http://www.packagesafenew.com/c?x=WiSd08JZH/DQ9SkPexZist1o2t7B3lpdFvKKUYPs/rg=&c=eIDHaO5fhqxIuUR8XCJ0egqqRA ADtaHeXJWT39pGnLPMinMUiHcn430qyC9rrYN9HqKCztU63GOM4tZLc3ZKzJMZyxFvTv3oGZfwmaD9SCjmgHYFQFGq6yAgFnLT10/v6yelkphNEr4bF3khK58Jg==&downloadAs=TomsInstaller.exe&fallback_url=https://s3.amazonaws.com/Minecraft.Download/.../Minecraft.exe

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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