icreinstall_samsung-usb-driver-for-mobile-phones.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_samsung-usb-driver-for-mobile-phones.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. 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:
ac7d113ef396d6276dfb911b68edf0bd

SHA-1:
969a19e15efee985bd5cc973bee8002d74996aa7

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:
4/27/2024 3:14:57 PM UTC  (today)

Scan engine
Detection
Engine version

Bkav FE
W32.Clod648.Trojan
1.3.0.4613

Comodo Security
Application.Win32.InstallCore.AX
17483

Dr.Web
Adware.InstallCore.133
9.0.1.049

ESET NOD32
Win32/InstallCore.GN
8.9190

K7 AntiVirus
Unwanted-Program
13.174.10588

Malwarebytes
v2014.02.18.04

McAfee
Artemis!56B39B26179D
5600.7215

Reason Heuristics
PUP.UpdateStarGmbH.q
14.2.18.16

Sophos
Install Core Installer
4.96

Trend Micro House Call
TROJ_GEN.F47V1208
7.2.49

VIPRE Antivirus
InstallCore.b
24638

File size:
671.1 KB (687,232 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_samsung-usb-driver-for-mobile-phones.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
1/2/2013 3:30:00 AM

Valid to:
1/3/2016 3:29:59 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 1:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:+yMJfsGV33x7oeAxt16F4qTJVmQtRm8ylvtXVwWbGuGRklvilvoDLL/sMAyRdJA:+yMJfsQn1I1Y4qTJVVZullcl6lvGg3k3

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:
7.8420  (probably packed)

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)