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 26 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:
6a502c8ecc64f95d3e19b45721cfaefc

SHA-1:
d63a962c632316d4f1045ace57303f49c9826a9d

SHA-256:
6430f1e935f49304b90b334c32e51335fbb3869a7a38048d0f053e40db166a68

Scanner detections:
26 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
10/15/2018 5:09:17 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Bundler.Firseria.1
953

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.Rapiddown
2014.06.27

Avira AntiVirus
APPL/FirInstaller.B
7.11.157.46

avast!
Adware-gen [Adw]
140617-1

AVG
Found Luhe.Fiha.A
2014.0.3972

Bitdefender
Gen:Application.Bundler.Firseria.1
1.0.20.885

Comodo Security
Application.Win32.Solimba.L
18681

Dr.Web
Trojan.DownLoader11.3502
9.0.1.05190

ESET NOD32
Win32/FirseriaInstaller.C potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/Firseria
6/26/2014

F-Secure
Gen:Application.Bundler.Firseria
11.2014-26-06_5

G Data
Gen:Application.Bundler.Firseria
14.6.24

IKARUS anti.virus
not-a-virus:Downloader.Win32.Morstar
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.180.12538

Kaspersky
not-a-virus:Downloader.Win32.Solimba
15.0.0.463

Malwarebytes
PUP.Optional.Rapiddown
v2014.06.26.11

MicroWorld eScan
Gen:Application.Bundler.Firseria.1
15.0.0.531

NANO AntiVirus
Trojan.Win32.Morstar.creklv
0.28.0.60475

Panda Antivirus
Trj/Genetic.gen
14.06.26.11

Quick Heal
Trojandownloader.Morstar.O5
6.14.14.00

Reason Heuristics
PUP.Installer.BechiroSL.F
14.8.8.2

Sophos
Solimba Installer
4.98

Vba32 AntiVirus
Downware.Morstar
3.12.26.3

VIPRE Antivirus
Threat.4782980
29708

Zillya! Antivirus
Downloader.Morstar.Win32.13
2.0.0.1839

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 8:00:00 PM

Valid to:
6/13/2014 7:59:59 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 10:04:11 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:5UevXwS6tjih6eiXW6w/k1fKDjXiV7JXHZ1OP14:aawS0ji3ixXfKK7BHu4

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:
7.6987

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/21295200/launch

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