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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, “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 secure.oinstaller8.com.
Publisher:
Express Install   (signed by TINY INSTALLER)

Product:
Express Install

Description:
Express Install

Version:
3, 7, 1, 0

MD5:
eee9087ba94841b7d556cd41dab47846

SHA-1:
c3bda582732c391e8a5eac26551db48e25eefa94

SHA-256:
f6453aefa7c37be182391a4f3d2c20530a5b11662b33d5fddc30376f494b8cfc

Scanner detections:
1 / 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:
4/24/2024 1:52:41 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge (M)
16.8.3.12

File size:
1.7 MB (1,825,064 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\express_installer.exe

Digital Signature
Signed by:
TINY INSTALLER

Authority:
VeriSign, Inc.

Valid from:
6/3/2013 5:30:00 AM

Valid to:
6/4/2014 5:29:59 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:
10/16/2013 11:51:39 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:ATkuR6cuVxhn7en5jriS7h5cu8yU/8S67:kRR6VVxhn77M+EU0

Entry address:
0x358C5

Entry point:
E8, 5E, 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, 18, 69, 5B, 00, 77, 22, 6A, 04, E8, 61, 8E, 00, 00, 59, 83, 65, FC, 00, 56, E8, C3, 9B, 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, 44, 8D, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 83, 3D, 74, 55, 5B, 00, 00, 75, 18, E8, 99, 81, 00, 00, 6A, 1E, E8, C1, 7F, 00, 00, 68, FF, 00, 00, 00, E8, D7, 4C, 00, 00, 59, 59, A1...
 
[+]

Entropy:
7.1539

Code size:
390 KB (399,360 bytes)

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

http://secure.oinstaller8.com/o/.../Express_Installer.exe

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