setup.exe

Chrome

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, “Chrome AppInstaller” by Bechiro S.L has been detected as adware by 19 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.
Publisher:
Bechiro S.L.  (signed and verified)

Product:
Chrome

Description:
Chrome AppInstaller

Version:
3.0.17.6

MD5:
00111a724ef088af3a74d07ef4a49493

SHA-1:
e58f7b6e050e528be19dffd82eb6402a10ba1c1e

SHA-256:
50d3f31321f4bf6f6e9f797b92f20f8b1ec4c668b72b96a559bc4f21c4146c47

Scanner detections:
19 / 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:
4/27/2024 12:12:31 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Solimba
7.1.1

Avira AntiVirus
APPL/Solimba.Gen
7.11.160.234

AVG
Adware Skodna.Generic.AMG
2014.0.4015

Clam AntiVirus
Win.Adware.Solimba-30
0.98/21411

Comodo Security
Application.Win32.Solimba.L
18864

Dr.Web
Adware.Downware.1302
9.0.1.05190

ESET NOD32
MSIL/Solimba potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/Solimba
9/18/2014

IKARUS anti.virus
PUA.Bechiro
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.180.12733

Kaspersky
not-a-virus:Downloader.Win32.Solimba
15.0.0.494

Malwarebytes
PUP.Optional.Solimba
v2014.09.18.12

NANO AntiVirus
Trojan.Win32.DownLoad3.daevxj
0.28.2.60881

Panda Antivirus
Adware/Firseria
14.09.18.12

Reason Heuristics
PUP.Installer.BechiroSL.F
14.9.18.0

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.5C42
23.00.65.14916

Sophos
PUA.Solimba Installer
55

Vba32 AntiVirus
Signed-Downware.Morstar.BechiroSL
3.12.26.3

VIPRE Antivirus
Threat.4782980
31208

File size:
281.9 KB (288,704 bytes)

Copyright:
AppInstaller 2013 (132221125)

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 7:00:00 PM

Valid to:
6/13/2014 6:59:59 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:
1/5/2012 12:21:23 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
6144:jsaocyLCNehkECI561FVFJ27tkryg/fMu0RhkmZw+ij2zr:jtobuUS1FjA7tkP/b0ROn+i

Entry address:
0x4327

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 40, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 7B, 42, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Entropy:
7.7619  (probably packed)

Code size:
34.5 KB (35,328 bytes)

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/31170501/launch

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