skype_setup.exe

TINY INSTALLER

Tiny Installer is a download manager variant from Adknowledge that packages various adware-type offers (toolbar, coupon extensions, utilities) with software distributions. The application skype_setup.exe, “Express Install ” by TINY INSTALLER has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Adknowledge Fusion installer. The file has been seen being downloaded from install.oinstaller5.com.
Publisher:
Express Install   (signed by TINY INSTALLER)

Product:
Express Install

Description:
Express Install

Version:
3, 7, 1, 0

MD5:
8eeafc53a8cc7a09e32b755393fe64a8

SHA-1:
25a4631b27e9aeae97310d9b3ef2e2059c79e2aa

SHA-256:
31f878c7e4deb052a661df68a891a3c8873556e0c2a6de29e28263c707fa3258

Scanner detections:
1 / 68

Status:
Adware

Explanation:
The Tiny Installer download manager bundles various adware components.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/25/2024 8:44:43 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge.TINYINST.Bundler (M)
16.7.10.22

File size:
1.9 MB (1,987,880 bytes)

Product version:
3, 7, 1, 0

Copyright:
Copyright (C) 2013 Express Install

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

Common path:
C:\users\{user}\downloads\skype_setup.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
6/2/2013 8:00:00 PM

Valid to:
6/3/2014 7:59:59 PM

Subject:
CN=TINY INSTALLER, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=TINY INSTALLER, L=Wilmington, S=Delaware, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
54C184C0CB6B6510B3582483FC098463

File PE Metadata
Compilation timestamp:
11/5/2013 5:28:33 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:IITG14IKpnb3n2o/WAvU6+ZSBcU/sUoIJaRZbz:ZG1WpnbmlNF4BH/s9/z

Entry address:
0x36245

Entry point:
E8, BE, 8C, 00, 00, E9, 78, FE, FF, FF, 6A, 0C, 68, 78, 4C, 47, 00, E8, C1, 35, 00, 00, 83, 65, E4, 00, 8B, 75, 08, 3B, 35, 78, DE, 5D, 00, 77, 22, 6A, 04, E8, C1, 8E, 00, 00, 59, 83, 65, FC, 00, 56, E8, 23, 9C, 00, 00, 59, 89, 45, E4, C7, 45, FC, FE, FF, FF, FF, E8, 09, 00, 00, 00, 8B, 45, E4, E8, CD, 35, 00, 00, C3, 6A, 04, E8, A4, 8D, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 83, 3D, D4, CA, 5D, 00, 00, 75, 18, E8, F9, 81, 00, 00, 6A, 1E, E8, 21, 80, 00, 00, 68, FF, 00, 00, 00, E8, 37, 4D, 00, 00, 59, 59, A1...
 
[+]

Code size:
392 KB (401,408 bytes)

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

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