kmp_3.9.0.126.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 kmp_3.9.0.126.exe by Softonic International has been detected as adware by 22 anti-malware scanners. The program is a setup application that uses the Softonic Downloader installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from sd-cf.en.softonic.com and multiple other hosts. While running, it connects to the Internet address static.sd.softonic.com on port 80 using the HTTP protocol.
Publisher:
Softonic  (signed by Softonic International)

Product:
Softonic Downloader

Version:
1.41.3.4

MD5:
325712894c2612260ab343d2c01c92be

SHA-1:
d632735b37d49be199c1381e337dde44d71f21bf

SHA-256:
f05ad75bce96959e18c49ba42f9615910d788729a0bdc0a523078ccf919f8abd

Scanner detections:
22 / 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:
4/19/2024 5:07:04 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Softonic
7.1.1

Baidu Antivirus
Adware.Win32.SoftonicDownloader
4.0.3.1482

Bkav FE
W32.Clod299.Trojan
1.3.0.4959

Comodo Security
Application.Win32.Agent.SOFE
18005

Dr.Web
Adware.Downware.4164
9.0.1.0254

ESET NOD32
Win32/SoftonicDownloader.G potentially unwanted application
8.7.0.302.0

Fortinet FortiGate
Riskware/Softonicdownloader
9/11/2014

F-Prot
W32/Softonic.C.gen
v6.4.7.1.166

IKARUS anti.virus
PUA.Softonic
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.178.12257

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.3468

Malwarebytes
PUP.Optional.Softonic.A
v2014.08.02.11

McAfee
Artemis!6235D6B88A74
5600.7011

NANO AntiVirus
Riskware.Win32.Downware.dbzrzs
0.28.0.60698

Qihoo 360 Security
Win32/Virus.Downloader.cf7
1.0.0.1015

Reason Heuristics
Bundler.PPI.Softonic.K
14.8.2.11

Rising Antivirus
PE:Malware.Obscure/Huer!1.9E03
23.00.65.14909

Trend Micro House Call
TROJ_GEN.F47V0530
7.2.254

Vba32 AntiVirus
Downloader.Agent
3.12.26.3

VIPRE Antivirus
Softonic Downloader
29826

Zillya! Antivirus
Downloader.Agent.Win32.200049
2.0.0.1857

File size:
358.6 KB (367,248 bytes)

Product version:
1.41.3.4

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}\appdata\local\temp\kmp_3.9.0.126.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
7/3/2013 3:30:00 AM

Valid to:
10/3/2015 3:29:59 AM

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:
7/23/2014 11:28:23 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:UyY9tDt3k9DSIZ6Z97/vqi3jeJ0l0XmH9x1N38CdNxaoSWIqB2IaZ:MW6Z9TyizflEAb3MCNaoSWz6

Entry address:
0xF70A0

Entry point:
60, BE, 00, 90, 4A, 00, 8D, BE, 00, 80, F5, FF, 57, 89, E5, 8D, 9C, 24, 80, C1, FF, FF, 31, C0, 50, 39, DC, 75, FB, 46, 46, 53, 68, 08, 59, 0F, 00, 57, 83, C3, 04, 53, 68, 8F, E0, 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:
7.9610  (probably packed)

Code size:
316 KB (323,584 bytes)

The file kmp_3.9.0.126.exe has been seen being distributed by the following 3 URLs.

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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