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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 by TINY INSTALLER has been detected as adware by 30 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. The file has been seen being downloaded from secure.oinstaller6.com.
Publisher:
ExpressInstaller  (signed by TINY INSTALLER)

Product:
ExpressInstaller

Version:
3, 7, 1, 0

MD5:
8c9a63f2b875c6424605928858c94a21

SHA-1:
115d93f68b6ee328478c148514be6ce819668281

SHA-256:
2a5a205806e4452ad9e68bf9df597d3bc42e1417efd999d20a32dcc23677fb1d

Scanner detections:
30 / 68

Status:
Adware

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

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:
4/20/2024 2:32:49 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Kryptik
7.1.1

AhnLab V3 Security
Adware/Win32.IBryte
16.01.24

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.141.72

avast!
Win32:IBryte-BT [PUP]
2014.9-160124

AVG
Adware Skodna.Bundle
2017.0.2855

Bkav FE
W32.Clod685.Trojan
1.3.0.4613

Comodo Security
Application.Win32.Adware.iBryte.BAA
18047

Dr.Web
Trojan.Packed.25203
9.0.1.024

ESET NOD32
Win32/Kryptik.BLXE trojan
10.7.0.302.0

Fortinet FortiGate
Riskware/PremiumInstaller
1/24/2016

F-Prot
W32/S-53fc0c37
v6.4.7.1.166

G Data
Win32.Application.Ibryte.AF
16.1.25

IKARUS anti.virus
Trojan.Win32.Buzus
t3scan.2.2.29

K7 AntiVirus
Trojan
13.174.10656

Kaspersky
not-a-virus:AdWare.Win32.iBryte
14.0.0.769

Malwarebytes
PUP.Optional.iBryte
v2016.01.24.02

McAfee
Artemis!41763996734A
5600.6511

MicroWorld eScan
Trojan.Generic.9783243
17.0.0.72

NANO AntiVirus
Trojan.Win32.Downware.cmmmid
0.28.0.57029

nProtect
Trojan-Clicker/W32.iBryte.1641768
14.04.04.01

Panda Antivirus
Trj/Genetic.gen
16.01.24.02

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
Adware.iBryte.EK4
1.16.14.00

Reason Heuristics
PUP.Adknowledge.TINYINSTALLER.Installer (M)
16.1.24.2

Rising Antivirus
PE:Malware.Graftor!6.4B7
23.00.65.16122

Sophos
iBryte Optimum Installer
4.98

Trend Micro House Call
TROJ_GEN.USCK11ACN
7.2.24

Vba32 AntiVirus
SScope.Malware-Cryptor.iBryte
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
28036

Zillya! Antivirus
Adware.iBryte.Win32.657
2.0.0.1789

File size:
1.7 MB (1,796,392 bytes)

Product version:
3, 7, 1, 0

Copyright:
Copyright (C) 2013 ExpressInstaller

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:
6/2/2013 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:
10/5/2013 1:17:44 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:6oyitUVJ+QO+SU3JaU4VuxQsE/n0/RoaPF48:4itg+QOQaBVuOP/nD

Entry address:
0x36215

Entry point:
E8, 42, 8D, 00, 00, E9, 78, FE, FF, FF, 6A, 0C, 68, 48, 4C, 47, 00, E8, C1, 35, 00, 00, 83, 65, E4, 00, 8B, 75, 08, 3B, 35, 78, F2, 5A, 00, 77, 22, 6A, 04, E8, 45, 8F, 00, 00, 59, 83, 65, FC, 00, 56, E8, A7, 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, 28, 8E, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 83, 3D, D4, DE, 5A, 00, 00, 75, 18, E8, 79, 82, 00, 00, 6A, 1E, E8, A1, 80, 00, 00, 68, FF, 00, 00, 00, E8, 37, 4D, 00, 00, 59, 59, A1...
 
[+]

Entropy:
7.1722

Code size:
392 KB (401,408 bytes)

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

http://secure.oinstaller6.com/o/.../Skype_Setup.exe

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