setup.exe

Bechiro S.L.

This is the Solimba installer program that will bundle additional offers mostly including adware and various unwanted PC utilities. The application setup.exe by Bechiro S.L has been detected as adware by 30 anti-malware scanners. The program is a setup application that uses the Solimba DownloadMR installer. The installer uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars. The file has been seen being downloaded from flv.onesappz.com and multiple other hosts. While running, it connects to the Internet address cdn.solimba.com on port 80 using the HTTP protocol.
Publisher:
Rapiddown  (signed by Bechiro S.L.)

Description:
Setup Manager

Version:
1.0.0.40

MD5:
994cc99a1100bb2ab9298c1635ebad0f

SHA-1:
14fe53aba771679047f5e15d0f2a9b8cddecbe8f

SHA-256:
2a35f206e514eab49aa45806d534b80e8ed7d735c6615cb2cb5ec0dde41a14cb

Scanner detections:
30 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
4/25/2024 8:45:19 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Bundler.Firseria.1
6143770

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.Rapiddown
2014.12.16

Avira AntiVirus
APPL/FirInstaller.B
7.11.195.250

avast!
Adware-gen [Adw]
141214-1

AVG
Luhe.Fiha.A
2015.0.3259

Bitdefender
Gen:Application.Bundler.Firseria.1
1.0.20.1750

Clam AntiVirus
Win.Trojan.Morstar-7
0.98/19786

Comodo Security
Application.Win32.Solimba.L
20383

Dr.Web
Trojan.DownLoader11.3502
9.0.1.05190

Emsisoft Anti-Malware
Gen:Application.Bundler.Firseria
9.0.0.4668

ESET NOD32
Win32/FirseriaInstaller.C potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/Firseria
12/16/2014

F-Prot
W32/Firseria.D
4.6.5.141

F-Secure
Riskware.Gen:Application.Bundler.Firseria
5.13.68

G Data
Gen:Application.Bundler.Firseria
14.12.24

IKARUS anti.virus
not-a-virus:Downloader.Win32.Morstar
t3scan.1.8.5.0

K7 AntiVirus
Unwanted-Program
13.187.14339

Kaspersky
not-a-virus:Downloader.Win32.Solimba
15.0.0.543

Malwarebytes
PUP.Optional.Rapiddown
v2014.12.16.04

MicroWorld eScan
Gen:Application.Bundler.Firseria.1
15.0.0.1050

NANO AntiVirus
Trojan.Win32.Morstar.creklv
0.28.6.64267

Norman
Gen:Application.Bundler.Firseria.1
04.12.2014 14:30:06

Panda Antivirus
Adware/Firseria
14.12.16.04

Quick Heal
Trojandownloader.Morstar.O5
12.14.14.00

Reason Heuristics
PUP.Installer.BechiroSL.F
14.12.16.3

Sophos
PUA 'Solimba Installer'
5.08

Vba32 AntiVirus
Downware.Morstar
3.12.26.3

VIPRE Antivirus
Threat.4782980
35418

Zillya! Antivirus
Downloader.Morstar.Win32.13
2.0.0.2007

File size:
243.3 KB (249,144 bytes)

Product version:
3.0.28.1

Copyright:
Copyright-©-2014

Original file name:
**intaller.exe**

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
6/12/2012 5:00:00 PM

Valid to:
6/13/2014 4:59:59 PM

Subject:
CN=Bechiro S.L., OU=Devel, O=Bechiro S.L., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
738DCAC697C06E1B89D106073773010D

File PE Metadata
Compilation timestamp:
1/22/2014 7:04:11 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:YUevXwS6tjih6eiXW6w/k1fKDjXiV7JXHZ1OP14:ZawS0ji3ixXfKK7BHu4

Entry address:
0x711A0

Entry point:
60, BE, 00, F0, 43, 00, 8D, BE, 00, 20, FC, FF, 57, EB, 0B, 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, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.6988

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
204 KB (208,896 bytes)

The file setup.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 cdn.solimba.com  (95.211.6.35:80)

TCP (HTTP):
Connects to api.downloadmr.com  (95.211.39.161:80)

 
http://api.downloadmr.com/installer/45158283/launch

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