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file_viewer_lite_setup_v1.0.5.a0.1__162_stub.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application file_viewer_lite_setup_v1.0.5.a0.1__162_stub.exe by STMSetup has been detected as adware by 13 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. The file has been seen being downloaded from windowsfileviewer.com and multiple other hosts.
Publisher:
STMSetup  (signed and verified)

MD5:
1d1d74c0e3ca597731ef2abd1566bc1e

SHA-1:
1a7c1b3d77692fda23198dd27a8cfa4b8a999580

SHA-256:
7f9fc56ef6996bcb2ebeca714ede4930e14d8dd1d79016391af57275297ad789

Scanner detections:
13 / 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 also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/30/2024 9:44:02 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.155.164

AVG
Generic
2015.0.3429

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14628

Comodo Security
ApplicUnwnt
18849

Dr.Web
Adware.InstallCore.386
9.0.1.05190

Emsisoft Anti-Malware
Application.Downloader
9.0.0.4157

ESET NOD32
Win32/InstallCore.OU potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/InstallCore
6/28/2014

Norman
InstallCore.CERT
11.20140814

Qihoo 360 Security
Win32/Virus.Adware.f22
1.0.0.1015

Reason Heuristics
PUP.Installer.STMSetup.i
14.7.17.9

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
Trojan.Win32.Generic
30426

File size:
737.8 KB (755,544 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\file_viewer_lite_setup_v1.0.5.a0.1__162_stub.exe

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/27/2014 8:00:00 PM

Valid to:
4/28/2015 7:59:59 PM

Subject:
CN=STMSetup, O=STMSetup, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

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

Serial number:
4CC8AF2C057FC32A3FA7F44EAADD7EEA

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:bRvpV8qY6yv3/nFy4VPeuRmEzCd+h3nW8UekvzYt1wzsPC+UkioZKl45YSCe:bRvwF6m/9VGhOGuvJYkiIX9

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, 53, C9, FF, FF, E8, 9A, 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...
 
[+]

Entropy:
7.8362

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

Code size:
37 KB (37,888 bytes)

The file file_viewer_lite_setup_v1.0.5.a0.1__162_stub.exe has been seen being distributed by the following 3 URLs.

http://windowsfileviewer.com/.../fvl

http://cirepo.s3.amazonaws.com/release/Installers/.../FileInfo/File_Viewer_Lite_Setup_v1.0.5.a0.1__162_stub.exe

http://www.fileinfo.com/.../fvl

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