icreinstall_pdf_architect_installer_1.1.83.exe

UpdateStar GmbH

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_pdf_architect_installer_1.1.83.exe by UpdateStar GmbH has been detected as a potentially unwanted program 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. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
UpdateStar GmbH  (signed and verified)

MD5:
d5a31ebfe4db4591e51f53da261b4aef

SHA-1:
7360140003dfb1a80ea3d40a1582337207d514f9

SHA-256:
84fc7324213a29f9c68f8efb1bc43733811304bdb42a0302697679b361363afe

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
12/23/2024 2:39:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.2.12.6

File size:
729.4 KB (746,864 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_pdf_architect_installer_1.1.83.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
6/9/2014 9:00:00 PM

Valid to:
6/10/2015 8:59:59 PM

Subject:
CN=UpdateStar GmbH, OU=IT, O=UpdateStar GmbH, L=Berlin, S=Berlin, C=DE

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
71A04D21E9F4BB6E19C3CB7D720E6245

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

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, BF, A9, FF, FF, E8, 5E, 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...
 
[+]

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)