icreinstall_installer.exe

Downloadcentral ApS

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_installer.exe by Downloadcentral ApS has been detected as adware by 3 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. 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:
Downloadcentral ApS  (signed and verified)

MD5:
82ea165cd0974d7777bd196f93a4be92

SHA-1:
d4b0aff407285b702dedc6799f643b62fadf8128

SHA-256:
dea7130238a087132ffc730566f370ab2a1d0fe4d0c92d7b73dcdc75bb33692e

Scanner detections:
3 / 68

Status:
Adware

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 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:
5/10/2024 5:49:10 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.40.126

ESET NOD32
Win32/InstallCore.AG (variant)
8.7405

Reason Heuristics
PUP.Downloadcentral.V
14.11.19.15

File size:
1 MB (1,081,472 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
7/10/2012 2:00:00 AM

Valid to:
7/11/2013 1:59:59 AM

Subject:
CN=Downloadcentral ApS, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Downloadcentral ApS, L=Odense, S=Odense, C=DK

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:
3E0CD42145109655AB37716301DF2ABC

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:lQvMQuW6gP3OMENAc2ZnKvXLn06y68SRFF9IojlogqRvRe30:MuW6gP3OMCW61T8rop2Vg

Entry address:
0xC9C80

Entry point:
55, 8B, EC, 83, C4, F0, B8, 90, 1A, 41, 00, E8, 54, FF, FF, FF, 8B, C3, E8, E5, FE, FF, FF, 8B, C3, 5E, 5B, C3, 66, BA, B2, D7, E8, 9F, FF, FF, FF, C3, 8B, C0, 53, 8B, D8, 33, C0, 89, 43, 10, 33, C0, 89, 43, 0C, 6A, 00, 8D, 43, 10, 50, 8B, 43, 08, 50, 8B, 43, 14, 50, 8B, 03, 50, E8, 65, E8, FF, FF, 85, C0, 75, 0E, E8, C4, E8, FF, FF, 83, F8, 6D, 75, 06, 33, C0, 5B, C3, 33, C0, 5B, C3, 8D, 40, 00, 33, C0, C3, 90, 53, 56, 51, 8B, D8, 8B, 73, 0C, 85, F6, 75, 04, 33, C0, EB, 26, 6A, 00, 8D, 44, 24, 04, 50, 56...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
818 KB (837,632 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)

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