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icreinstall_acer-crystal-eye-webcam.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_acer-crystal-eye-webcam.exe by UpdateStar GmbH has been detected as a potentially unwanted program by 11 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:
UpdateStar GmbH  (signed and verified)

MD5:
e0d3b52032b829ebe63b1835c92218a6

SHA-1:
e1db8df00d31ea1738064150e749d4b15822b60d

SHA-256:
b466c5286dc9364f546c0a9029f2104a21a462dc7aff2cc83f60ad500645d8e7

Scanner detections:
11 / 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 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:
4/28/2024 10:26:59 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/InstallCore.AX
7.11.110.134

Bkav FE
W32.Clodeca.Trojan
1.3.0.4613

Comodo Security
Application.Win32.InstallCore.AX
17417

Dr.Web
Trojan.Packed.24524
9.0.1.056

ESET NOD32
Win32/InstallCore.ES (variant)
8.8993

K7 AntiVirus
Unwanted-Program
13.174.10469

Malwarebytes
PUP.Optional.UpdateStar.A
v2014.02.25.06

Reason Heuristics
PUP.UpdateStarGmbH.d
14.2.25.6

Sophos
Install Core Installer
4.94

Trend Micro House Call
TROJ_GEN.F47V1028
7.2.56

VIPRE Antivirus
InstallCore.b
22922

File size:
607.9 KB (622,520 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_acer-crystal-eye-webcam.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
COMODO CA Limited

Valid from:
1/2/2013 2:00:00 AM

Valid to:
1/3/2016 1:59:59 AM

Subject:
CN=UpdateStar GmbH, O=UpdateStar GmbH, STREET=Hauptstraße 20, L=Berlin, S=Berlin, PostalCode=10827, C=DE

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
009ED227324380B40DDE36C8D31A33831F

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:FRkLyMJfsGTtAoXzuOMjtKZ5O4dMfF1/W4OAJE3ERVer+9J:/eyMJfsstN1Hw4dM9ZWNAJEfW

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8417

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

Code size:
36 KB (36,864 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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