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ac3filter.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 ac3filter.exe by W3i has been detected as adware by 2 anti-malware scanners. The file has been seen being downloaded from dl2.iq4download.com.
Publisher:
W3i, LLC  (signed and verified)

Product:
InstallIQ Installation Utility

Version:
2.100.0.0

MD5:
e38cc41f873a6df9947cdc72ccc39068

SHA-1:
a8f2191084483fe8949979a28c1f746ea8eadd37

SHA-256:
bda1392daa4f310648d9bf7cf548a40fcfa524d7c0d686d4d6553265e7af3107

Scanner detections:
2 / 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:
4/18/2024 1:23:34 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.W3i.4
9.0.1.049

Reason Heuristics
PUP.Installer.W3i.J
14.8.7.19

File size:
1.5 MB (1,606,336 bytes)

Product version:
2.100.0.0

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\ac3filter.exe

Digital Signature
Signed by:
W3i, LLC

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:
8/30/2011 1:42:01 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:+5ZEM7feemG6ED69zbEgeEnI59pTgQbek4dSpFgkpGFtG9TWLrEdE2SHRpZ3fY:F+fezEkz4geEnI59psQbe5YN4F2TczrC

Entry address:
0x41B54

Entry point:
E8, 9A, 9E, 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:
6.9924

Code size:
932.5 KB (954,880 bytes)

The file ac3filter.exe has been seen being distributed by the following URL.

http://dl2.iq4download.com/lm/.../ac3filter.exe

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