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express_installer.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 express_installer.exe by TINY INSTALLER has been detected as adware by 27 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. The file has been seen being downloaded from get.zoomdownloader.com.
Publisher:
ExpressInstaller  (signed by TINY INSTALLER)

Product:
ExpressInstaller

Version:
3, 7, 1, 0

MD5:
06acade957a5b86553e8ee10f91f38e8

SHA-1:
8b3bc430da0804d45e1b41dbfd476870f22e1839

SHA-256:
d5a4666ed9d79b1e5ebeea31afcf3c8789ff4ed1fa3e6b56ab82d062a8f53b15

Scanner detections:
27 / 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 11:49:02 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Buzus
7.1.1

AhnLab V3 Security
Trojan/Win32.Buzus
15.02.21

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.147.26

avast!
IBryte-BY [PUP]
150129-1

AVG
MalSign.TINY INSTALLER
2016.0.3191

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.Adware.iBryte.BAA
18213

Dr.Web
Trojan.Packed.25203
9.0.1.05190

ESET NOD32
Win32/Kryptik.BLXE trojan
7.0.302.0

Fortinet FortiGate
Riskware/PremiumInstaller
2/21/2015

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

G Data
Win32.Application.Ibryte.AF
15.2.25

IKARUS anti.virus
Trojan.Win32.Buzus
t3scan.1.6.1.0

K7 AntiVirus
Trojan
13.177.11965

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

Malwarebytes
PUP.Optional.iBryte
v2015.02.21.12

NANO AntiVirus
Trojan.Win32.Buzus.cjxrvu
0.28.0.59608

nProtect
Trojan-Clicker/W32.iBryte.2059560
14.08.29.01

Panda Antivirus
Trj/Genetic.gen
15.02.21.12

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
Adware.iBryte.EK4
2.15.14.00

Reason Heuristics
PUP.Installer.Adknowledge
15.2.21.12

Rising Antivirus
PE:Malware.Graftor!6.51B
23.00.65.15219

Sophos
PUA 'iBryte Optimum Installer'
5.10

Vba32 AntiVirus
SScope.Malware-Cryptor.iBryte
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
28830

Zillya! Antivirus
Trojan.Buzus.Win32.119351
2.0.0.1776

File size:
1.7 MB (1,738,024 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\express_installer.exe

Digital Signature
Signed by:
TINY INSTALLER

Authority:
VeriSign, Inc.

Valid from:
6/3/2013 1:00:00 AM

Valid to:
6/4/2014 12:59:59 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:
10/10/2013 4:29:32 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:qvJJ7z7QrZ5lNLDh3JaU4VubE/n0/RohcP4ylyE6:yf7z7kZ5LnaBVu4/ndO

Entry address:
0x36195

Entry point:
E8, BE, 8C, 00, 00, E9, 78, FE, FF, FF, 6A, 0C, 68, F0, 4B, 47, 00, E8, C1, 35, 00, 00, 83, 65, E4, 00, 8B, 75, 08, 3B, 35, 58, 0E, 5A, 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, B4, FA, 59, 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...
 
[+]

Entropy:
7.1488

Code size:
392 KB (401,408 bytes)

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

http://get.zoomdownloader.com/DirDownload?url=http://secure.oinstaller8.com/o/.../Express_Installer.exe

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