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softonicdownloader_for_mozilla-thunderbird.exe

Softonic Downloader

Softonic International

This is the Download Manager localized to Spanish that bundles the original software from the Softonic.com web site along with additional offers, mostly ad-supported browser extensions and utilities. While the original product is most likely clean, the Softonic Downloader is considered a PUP. The application softonicdownloader_for_mozilla-thunderbird.exe by Softonic International has been detected as adware by 9 anti-malware scanners. The program is a setup application that uses the Softonic Downloader installer. With this installer, users are expecting to download Mozilla Thunderbird but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Softonic  (signed by Softonic International)

Product:
Softonic Downloader

Version:
1.41.0.0

MD5:
f12592ab2888134d4f743728daa8bec8

SHA-1:
1b3a1db90c823471433344b7d1936ed057d84de4

SHA-256:
b7b6b1be15cde3da988d65fa7559f1edce5c4b889bee0b988bf9905b287f80b8

Scanner detections:
9 / 68

Status:
Adware

Explanation:
Softonic Downloader is a download and install manager that provides users to the Softonic web site the ability to download 3rd-party software. During the installation the installer will show sponsored offers such as adware type toolbars and web browser extensions as well as other potentially unwanted applications. This type of software is typically known as an adware co-bundler. The downloader does not modify the original software.

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:
12/28/2024 12:20:06 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Softonic
7.1.1

Baidu Antivirus
Adware.Win32.SoftonicDownloader
4.0.3.14818

Dr.Web
Adware.Downware.4164
9.0.1.0230

ESET NOD32
Win32/SoftonicDownloader
8.9910

Fortinet FortiGate
Riskware/Softonicdownloader
8/18/2014

K7 AntiVirus
Unwanted-Program
13.1712333

Malwarebytes
PUP.Optional.Softonic.A
v2014.08.18.03

Reason Heuristics
Bundler.PPI.Softonic.n
14.8.18.15

VIPRE Antivirus
Softonic Downloader
30076

File size:
349.3 KB (357,720 bytes)

Product version:
1.41.0.0

Copyright:
Copyright (C) 2014

Original file name:
SoftonicDownloader.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softonic Downloader

Language:
Spanish (Spain, International Sort)

Common path:
C:\users\{user}\downloads\softonicdownloader_for_mozilla-thunderbird.exe

Digital Signature
Signed by:
Softonic International

Authority:
VeriSign, Inc.

Valid from:
7/2/2013 4:00:00 PM

Valid to:
10/2/2015 3:59:59 PM

Subject:
CN=Softonic International, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Softonic International, L=Barcelona, S=Barcelona, C=ES

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:
67C1FF44C765ABDA26027A6DCA52BA11

File PE Metadata
Compilation timestamp:
5/21/2014 7:24:17 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:vq/DXvPnQXWYyl8i3vi38Jg8gD8DeBw9qxoIM85YVAem0elVoSFIPK0ZJG3:vqTnQVSvi3RD8Daw9bINe9elVoSFz8O

Entry address:
0xEED40

Entry point:
60, BE, 00, 30, 4A, 00, 8D, BE, 00, E0, F5, FF, 57, 89, E5, 8D, 9C, 24, 80, C1, FF, FF, 31, C0, 50, 39, DC, 75, FB, 46, 46, 53, 68, ED, C8, 0E, 00, 57, 83, C3, 04, 53, 68, 3D, BD, 04, 00, 56, 83, C3, 04, 53, 50, C7, 03, 03, 00, 02, 00, 90, 90, 90, 90, 90, 55, 57, 56, 53, 83, EC, 7C, 8B, 94, 24, 90, 00, 00, 00, C7, 44, 24, 74, 00, 00, 00, 00, C6, 44, 24, 73, 00, 8B, AC, 24, 9C, 00, 00, 00, 8D, 42, 04, 89, 44, 24, 78, B8, 01, 00, 00, 00, 0F, B6, 4A, 02, 89, C3, D3, E3, 89, D9, 49, 89, 4C, 24, 6C, 0F, B6, 4A...
 
[+]

Entropy:
7.9606  (probably packed)

Code size:
308 KB (315,392 bytes)

The file softonicdownloader_for_mozilla-thunderbird.exe has been seen being distributed by the following 3 URLs.

http://sd-cf.en.softonic.com/40000/40810/.../SoftonicDownloader_for_mozilla-thunderbird.exe

http://dplus.en.softonic.com/ud-client/40000/.../SoftonicDownloader_for_mozilla-thunderbird.exe

http://mozilla-thunderbird.en.softonic.com/universaldownloader-launch

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to static.sd.softonic.com  (46.28.209.70:80)

TCP (HTTP):
Connects to screenshots.com.sftcdn.net  (46.28.209.55:80)

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