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express_installer.exe

Tiger Download

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application express_installer.exe, “Software Installer ” by Tiger Download has been detected as adware by 22 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. The file has been seen being downloaded from captdownload.com.
Publisher:
Software Installer   (signed by Tiger Download)

Product:
Software Installer

Description:
Software Installer

Version:
2.4.8.1

MD5:
1d58824f29f1d3f7b27affcf4faa9b17

SHA-1:
e5c81b3a8f26f624f9e9ae9483c72bac2c334c95

SHA-256:
aa22a323d3e74c454997fa6f3d946145417c193e766e813b2d7efd2ef31c1bb5

Scanner detections:
22 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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:
11/14/2024 2:43:58 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.26
799

AhnLab V3 Security
Adware/Win32.IBryte
2014.11.28

Avira AntiVirus
BDS/Bredolab.bexys
7.11.189.62

avast!
Win32:PUP-gen [PUP]
141119-1

AVG
Trojan horse BackDoor.Generic18.BBZI
2014.0.4189

Bitdefender
Gen:Variant.Application.Bundler.26
1.0.20.1655

Comodo Security
Application.Win32.Optimum.DS
20212

Dr.Web
Trojan.DownLoader11.43837
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.26
9.0.0.4570

ESET NOD32
Win32/AdWare.iBryte.BG application
7.0.302.0

F-Prot
W32/A-518685a3
v6.4.7.1.166

F-Secure
Gen:Variant.Application.Bundler
11.2014-27-11_5

G Data
Gen:Variant.Application.Bundler.26
14.11.24

IKARUS anti.virus
not-a-virus:AdWare.iBryte
t3scan.1.8.3.0

K7 AntiVirus
Unwanted-Program
13.186.14161

Kaspersky
Backdoor.Win32.Bredolab
15.0.0.543

MicroWorld eScan
Gen:Variant.Application.Bundler.26
15.0.0.993

NANO AntiVirus
Trojan.Win32.Bredolab.dizbxn
0.28.6.63726

Reason Heuristics
PUP.Installer.TigerDownload.R
14.11.27.18

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

VIPRE Antivirus
Threat.4798837
35088

Zillya! Antivirus
Backdoor.Bredolab.Win32.16161
2.0.0.1995

File size:
375.9 KB (384,896 bytes)

Product version:
2.4.8.1

Copyright:
Copyright (C) 2013 Software Installer

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:
Tiger Download

Authority:
COMODO CA Limited

Valid from:
3/21/2014 11:00:00 AM

Valid to:
3/22/2015 10:59:59 AM

Subject:
CN=Tiger Download, O=Tiger Download, STREET="4600 Madison Ave, 10th FL", L=Kansas City, S=Missouri, PostalCode=64112, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00C11A19AF84BA9620158525D468DAF279

File PE Metadata
Compilation timestamp:
11/15/2014 10:00:28 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:/euFEVr4xeGS9XJFFWn3PMvVOJydmgLSryI/gvyDq:/eqEdWeTpWn3PM9OSLSr7bq

Entry address:
0x20461

Entry point:
E8, 3E, AC, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, E4, 73, 44, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 60, 70, 44, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63...
 
[+]

Entropy:
6.4248

Code size:
277.5 KB (284,160 bytes)

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

http://captdownload.com/track/install?creative_id=b&button=green&subid=software&subid2=www.koushikdutta.com&adprovider=google_captdownload.com&source=google_pdf-display-au-468x60-captdownload-33495652224&gclid=CO6Aj8nG_MECFY0svQod0oMAug&dlink=http://secure.oinstaller7.com/g/.../Express_Installer.exe

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