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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 27 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 dl.f1l3ohqimjjedf0jq.com and multiple other hosts. While running, it connects to the Internet address cdn.solimba.com on port 80 using the HTTP protocol.
Publisher:
Firseria·s·l·  (signed by Bechiro S.L.)

Version:
1.0.0.15

MD5:
7fea982d46111a79a8a1c0c203fc3428

SHA-1:
5ba5b6e71c2593a1b7b1c4e54305f94ec4441077

SHA-256:
00db9a8e9c4e75893d3b720358e5c789e6a81f08e4997598aea766b29e64f83b

Scanner detections:
27 / 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 4:02:07 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Bundler.Firseria.1
954

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.Firseria
2014.06.26

Avira AntiVirus
TR/Crypt.XPACK.Gen
7.11.30.172

AVG
Adware BundleApp.H
2014.0.3972

Bitdefender
Gen:Application.Bundler.Firseria.1
1.0.20.885

Comodo Security
TrojWare.Win32.Trojan.Obfuscated.~EN
18671

Dr.Web
Adware.Downware.1433
9.0.1.05190

ESET NOD32
Win32/FirseriaInstaller.C potentially unwanted application
7.0.302.0

F-Prot
W32/Backdoor2.HTEZ
4.6.5.141

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

G Data
Gen:Application.Bundler.Firseria
14.6.24

IKARUS anti.virus
PUA.Bechiro
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.180.12524

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

Malwarebytes
PUP.Optional.Firseria
v2014.06.26.12

McAfee
PUP-FFT
5600.7088

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

NANO AntiVirus
Trojan.Win32.Morstar.cslwyy
0.28.0.60475

Qihoo 360 Security
Malware.QVM18.Gen
1.0.0.1015

Quick Heal
TrojanDownloader.Morstar.O3
6.14.14.00

Reason Heuristics
PUP.Installer.BechiroSL.F
14.8.15.15

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.9C54
23.00.65.14624

Sophos
Solimba Installer
4.98

Vba32 AntiVirus
Downware.Morstar
3.12.26.3

VIPRE Antivirus
Threat.4150696
29708

Zillya! Antivirus
Downloader.Morstar.Win32.1
2.0.0.1838

File size:
165.3 KB (169,272 bytes)

Product version:
1.0.0.15

Copyright:
Copyright(c) 2013

Original file name:
installer·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:
Bechiro S.L.

Authority:
Thawte, Inc.

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

Valid to:
6/13/2014 5:59:59 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:
10/14/2013 8:23:15 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:Y4HCWau/PlYeuL7ZLFh6Ca6cbL9l2hzB3fJCC6j8+Er6ez4:HiI/PlY37ZLF4Ca6WABqBOvs

Entry address:
0x76117

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Entropy:
7.8741

Packer / compiler:
ASPack v1.08.04

Code size:
101 KB (103,424 bytes)

The file setup.exe has been seen being distributed by the following 5 URLs.

http://dl.f1l3ohqimjjedf0jq.com/n/3.0.23.10/.../Setup.exe

http://dl.f1l3ohqimjjedf0jq.com/n/.../Setup.exe

http://flv.hs1dmr.com/aff_c?offer_id=44&aff_id=1020&url_id=126&aff_sub=1042--487--1385220185.8667--cce5e33fe7&cb=cce5e33fe7

http://dlp.videoplayerultimate.com/d/151/Setup/502/.../v3M2uSFX

http://ttb.latestvideoplayer.com/download/request/.../5bCx2c8C?ClickID=825--487--1384617821.515--3fe18600d3&cb=3fe18600d3

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/21124665/launch

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