avast-antivirus-free-s32-downloader.exe

I.T.N.T. SRL

This the Soft32 ad-supported download manager that bundles additional PUP offers. "During the download process we may show commercial offers, such as a toolbar or other browser add-ons. The download manager is in no way affiliated or endorsed by the author of this product." The application avast-antivirus-free-s32-downloader.exe by I.T.N.T. SRL has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the Soft32 Download Manager installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The installer is marketed through download protals and search ads as the free AVAST Antivirus but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
I.T.N.T. SRL  (signed and verified)

Version:
1.0.0.309

MD5:
20caee3ae25dd8941d039a69e6ad312d

SHA-1:
cc003b5cab06b95cf8fdba69249fe93b5145cf9e

SHA-256:
76e3148a54258e9717e6bfe2ef4862601804d244b90f80510ceb2e7c5b89b55e

Scanner detections:
16 / 68

Status:
Adware

Explanation:
The setup file is part of the Soft32.com download and install manager. It is an ad-supported installer and attempts to get the user to install various adware toolbars, browser add-ons, game applications or other potentially unwanted programs. If a sponsored software offer such as a toolbar is installed it might change the User’s home page, default search settings and 404 traffic. Note, the software installed by Soft32 is probably safe, just the installer is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/26/2024 7:42:30 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Soft32Downloader
7.1.1

AhnLab V3 Security
Win-PUP/Soft32Downloader
2014.12.23

Avira AntiVirus
APPL/Downware.AK
7.11.197.44

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.Agent.S
19343

Dr.Web
Threat.Undefined
9.0.1.026

ESET NOD32
Win32/Soft32Downloader (variant)
9.7024

Fortinet FortiGate
W32/SoftDLoader.W!tr
1/26/2015

Malwarebytes
PUP.Optional.AdBundle
v2015.01.26.10

NANO AntiVirus
Riskware.Html.SoftDownload.cvvset
0.28.2.61861

Norman
W32/InstallCore.AIFE
11.20150126

Reason Heuristics
PUP.Downloader.Bundler.Soft32
15.1.26.22

Rising Antivirus
PE:PUF.Soft32Downloader!1.9C52
23.00.65.15124

SUPERAntiSpyware
Trojan.Agent/Gen-Nullo[Short]
10091

Trend Micro House Call
TROJ_SOFT32DOWNLOADER_0000001.TOMA
7.2.26

VIPRE Antivirus
Threat.4783370
32210

File size:
561.8 KB (575,288 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Soft32 Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\downloads\avast-antivirus-free-s32-downloader.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/25/2012 4:00:00 PM

Valid to:
3/22/2015 4:59:59 PM

Subject:
CN=I.T.N.T. SRL, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=I.T.N.T. SRL, L=Sibiu, S=Sibiu, C=RO

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:
2C5182859A028A663B668C63FE5C1CD7

File PE Metadata
Compilation timestamp:
4/2/2012 4:32:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:5Ke0wIyr38fHPqA1NMj6NnpjPDsXQwgCt5NPuyziOPF0gLtf:Ee0wIyD8HBDs6NJIljPNFZ

Entry address:
0x167A80

Entry point:
60, BE, 00, 90, 4E, 00, 8D, BE, 00, 80, F1, FF, C7, 87, BC, F7, 0F, 00, 7B, 36, 9B, 02, 57, 83, CD, FF, EB, 0E, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46...
 
[+]

Entropy:
7.8535

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.22 (Delphi) stub

Code size:
508 KB (520,192 bytes)

The file avast-antivirus-free-s32-downloader.exe has been seen being distributed by the following URL.

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