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icreinstall_softwareupdatesetup.exe

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_softwareupdatesetup.exe has been detected as adware by 20 anti-malware scanners. The program is a setup application that uses the installCore installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
MD5:
21661c1a4f3ce8e1d167c697ef1b128e

SHA-1:
93dc29b07cf2d69923778578294326408d36dd08

SHA-256:
f65b4b4d4cb6ff1326638b6496302bc82d834002a9feca430d69937b33f33d86

Scanner detections:
20 / 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:
4/26/2024 5:29:46 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.179.110

AVG
Skodna.Bundle
2015.0.3312

Bkav FE
W32.Clodd4d.Trojan
1.3.0.4959

Comodo Security
ApplicUnwnt
18124

Dr.Web
Adware.Downware.8529
9.0.1.0296

ESET NOD32
Win32/InstallCore.BY (variant)
8.10581

Fortinet FortiGate
Riskware/FirseriaInstaller
10/23/2014

F-Prot
W32/A-dbe1ec51
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.184.13718

Malwarebytes
PUP.Optional.Installcore
v2014.10.23.08

McAfee
Artemis!5BF518743A65
5600.6968

NANO AntiVirus
Riskware.Win32.InstallCore.dfuuot
0.28.2.62671

Qihoo 360 Security
Win32/Virus.Adware.94c
1.0.0.1015

Reason Heuristics
PUP.InstallCore.Installer.FF
14.10.23.20

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.141021

Sophos
Install Core
4.94

Trend Micro House Call
TROJ_GEN.F47V1120
7.2.296

Vba32 AntiVirus
Downware.InstallCore
3.12.26.3

VIPRE Antivirus
InstallCore.b
34022

File size:
604.2 KB (618,688 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:GkOyMJfsGMZUosic0DbyLl1PTQszmc+88Q5AK4fXUr67jE2fAs3N2hWpAeJZ:/OyMJfsjZUop1a1sMmcoQ9Gdo2VN2

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...
 
[+]

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

Code size:
36 KB (36,864 bytes)

The file icreinstall_softwareupdatesetup.exe has been seen being distributed by the following URL.

http://dl01us.file.org/.../WinRARSetup-11550928-vffsb.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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