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file_viewer_lite_setup_v1.0.5.a0.1_27023_396_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_27023_396_stub.exe by STMSetup has been detected as adware by 5 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 www.fileinfo.com and multiple other hosts.
Publisher:
STMSetup  (signed and verified)

MD5:
0a3ad6d2d6a8e501b7b251c42a941082

SHA-1:
1c7fdf97b397a26105718369822e7870af490f3e

SHA-256:
0d4b976ac64d91eaf1fa1322d5e894bfe7ac7f30f8ff5c89442072d402614f1f

Scanner detections:
5 / 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:
5/1/2024 12:28:58 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3358

ESET NOD32
Win32/InstallCore.OU (variant)
8.10363

Norman
InstallCore.CERT
11.20140907

Reason Heuristics
PUP.Installer.STMSetup.n
14.9.7.22

VIPRE Antivirus
InstallCore
32792

File size:
756.1 KB (774,280 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/27/2014 5:00:00 PM

Valid to:
4/28/2015 4:59:59 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 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:17hFaZmMxGawWuge6WpkL6Xdq2vwH/4P3EXHMfLOAbvKJCoWpLZ4+N1e4xWTy9Wg:17hF9MDwnDTw6XVNEGhKFXa8qW+9Uo

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, BF, A9, FF, FF, E8, 5E, 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:
7.8458

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_27023_396_stub.exe has been seen being distributed by the following 3 URLs.

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

http://cirepo.s3.amazonaws.com/release/Installers/.../FileInfo/File_Viewer_Lite_Setup_v1.0.5.a0.1_27023_396_stub.exe

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

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.