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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, “Premium Installer ” by TINY INSTALLER has been detected as adware by 31 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent.
Publisher:
Premium Installer   (signed by TINY INSTALLER)

Product:
Premium Installer

Description:
Premium Installer

Version:
2.4.8.1

MD5:
bfbc53ca83fb8b8c7126b7fa5c80787c

SHA-1:
d05c2f35b91752a4e32a7fec7d34841d6990eb12

SHA-256:
42030e85d6891813877249a1e73c590c696420bc818e4f1b1388b7c9069f592b

Scanner detections:
31 / 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:
4/19/2024 12:06:28 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.OptimumInstaller.1
6585114

Agnitum Outpost
Riskware.AdWare
7.1.1

AhnLab V3 Security
PUP/Win32.IBryte
2014.07.10

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.159.220

avast!
Win32:IBryte-GK [PUP]
150129-1

AVG
Adware Skodna.Generic.ARO
2014.0.4253

Bitdefender
Gen:Variant.Application.Bundler.OptimumInstaller.1
1.0.20.295

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.Adware.iBryte.BB
18829

Dr.Web
Trojan.Packed.25068
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.OptimumInstaller
9.0.0.4799

ESET NOD32
Win32/Adware.iBryte.CB.Gen application
7.0.302.0

F-Prot
W32/S-2d099bfe
v6.4.7.1.166

F-Secure
Riskware.Gen:Variant.Application.Bundler
5.13.68

G Data
Gen:Variant.Application.Bundler.OptimumInstaller
15.2.24

IKARUS anti.virus
not-a-virus:Downloader.Win32.Agent
t3scan.2.2.29

K7 AntiVirus
Adware
13.180.12672

Kaspersky
not-a-virus:AdWare.Win32.iBryte
15.0.0.543

Malwarebytes
PUP.Optional.OptimumInstaller.A
v2015.02.28.05

MicroWorld eScan
Gen:Variant.Application.Bundler.OptimumInstaller.1
16.0.0.177

NANO AntiVirus
Trojan.Win32.Downware.cssrny
0.28.0.60698

Norman
Gen:Variant.Application.Bundler.OptimumInstaller.1
03.12.2014 13:20:04

nProtect
Trojan-Clicker/W32.iBryte.2224936
14.07.09.03

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
Adware.iBryte.EK4
2.15.14.00

Reason Heuristics
PUP.Installer.Adknowledge
15.2.28.5

Rising Antivirus
PE:Trojan.Injector!1.9C6C
23.00.65.15226

Sophos
PUA 'iBryte Optimum Installer'
5.11

Vba32 AntiVirus
SScope.Malware-Cryptor.iBryte
3.12.26.3

VIPRE Antivirus
Threat.4778314
31088

Zillya! Antivirus
Adware.iBryte.Win32.707
2.0.0.1852

File size:
2.3 MB (2,386,216 bytes)

Product version:
2.4.8.1

Copyright:
Copyright (C) 2013 Premium Installer

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:
TINY INSTALLER

Authority:
VeriSign, Inc.

Valid from:
6/3/2013 2:00:00 AM

Valid to:
6/4/2014 1:59:59 AM

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:
11/21/2013 9:20:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:0u5SWEUJqRdORZb6TMSALS8rI22KHEu4l/LNoBCnBddql:uWEXRdORZNY7KM/KBWql

Entry address:
0x47695

Entry point:
E8, BE, 8C, 00, 00, E9, 78, FE, FF, FF, 6A, 0C, 68, 78, 6C, 48, 00, E8, C1, 35, 00, 00, 83, 65, E4, 00, 8B, 75, 08, 3B, 35, 78, FE, 63, 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, EA, 63, 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:
461 KB (472,064 bytes)

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

http://download.downloadzone.org/download.php?id=b80d635fa53cc3e93c173aa1517d65630e263fea&z=1&p=eyJweSI6ImR6IiwicnMiOiJnIiwicnQiOiJzIiwiYyI6ImJlIiwibyI6IndpbjciLCJiIjoiY2gzMSIsInVfaWQiOiJkel81MjhmNzBmMDI4Y2FmNS42MDc1NDM4MC45MDNiYjdjN2QxN2Y0MzFiOGU4N2ZiZDhkNjk0MzI4NiIsInBhX2lkIjoiMSIsInN0X2lkIjoiMCIsInNwX2lkIjoiMDAwMC0wMTMxIiwidHMiOjEzODUxMzIyNzIsImt3Ijoic2t5cGUiLCJjdSI6IiIsImNhIjpudWxsfQ==

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