virtualdub.exe

InstallIQ Installation Utility

W3i, LLC

The InstallIQ (InstallX) installation program is a co-bundle stub that devlivers software monetization offers during installation. These offers include web browser toolbars and extensions. The application virtualdub.exe by W3i has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from dl5.iq8download.com.
Publisher:
W3i, LLC  (signed and verified)

Product:
InstallIQ Installation Utility

Version:
2.121.1.0

MD5:
1a05f108826d37c6cdb0477e64f7d9fc

SHA-1:
c575472f2c38fde87c1743f76565881f98ce0ca8

SHA-256:
033fc6459e6577f48c9af0c33f039ea857fcc9eea7b35e4af1acefc4a61a5638

Scanner detections:
1 / 68

Status:
Adware

Explanation:
InstallIQ is a bundled offer download and install manager that is designed to show sponsored offers during installation that typically includes adware type toolbars, browser extensions and plugin or other potentially unwanted software along with the promised application.

Analysis date:
12/23/2024 4:10:19 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallX.W3i.Installer (M)
16.7.1.7

File size:
1.6 MB (1,639,104 bytes)

Product version:
2.121.1.0

Copyright:
Copyright ©2011 W3i Holdings, LLC. All rights reserved.

Original file name:
InstallIQ.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\virtualdub.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
6/18/2011 8:00:00 PM

Valid to:
7/1/2013 7:59:59 PM

Subject:
CN="W3i, LLC", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="W3i, LLC", L=Sartell, S=Minnesota, 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:
6A5D73F262C38BBD4578AB6AD713318D

File PE Metadata
Compilation timestamp:
11/19/2012 4:12:16 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:UJChoHJ1m8Gb0v8jSaRowLfQTVR6x9rbT+GjnbIx:+J1/IkTM9rXjbE

Entry address:
0x38D4

Entry point:
E8, 9A, 8F, 00, 00, E9, 78, FE, FF, FF, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B, 4C, 24, 04, 2B, C1, C3, 8D, 41, FE, 8B, 4C, 24, 04...
 
[+]

Entropy:
6.8252

Code size:
1.1 MB (1,102,336 bytes)

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

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