home

installer.exe

FIRSERIA, S.L.

The setup program uses the Firseria/Solimba AppInstaller (DownloadMR) which is a monetization download manager that bundles additional adware offers, typically by wrapping legitimate applications. The application installer.exe, “Installer Application” by FIRSERIA, 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.
Publisher:
Firseria  (signed by FIRSERIA, S.L.)

Description:
Installer Application

Version:
1, 0, 0, 1

MD5:
4ada7cfcb60cc8c7bd24ad5cd7332c58

SHA-1:
7dc3ada96e9e05e80fbb64e7a2ae679c25e42381

SHA-256:
1d31cec399fd183142abc9bad4ca38f0375a49c4ecd63e569ebbc9879bbac13d

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:
4/26/2024 10:27:27 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Bundler.Firseria.1
911

Agnitum Outpost
PUA.Solimba
7.1.1

Avira AntiVirus
TR/Dropper.Gen
7.11.98.18

avast!
MSIL:Crypt-KA [PUP]
2014.9-131220

AVG
Adware AdInstaller.Firseria
2015.0.3389

Bitdefender
Gen:Application.Bundler.Firseria.1
1.0.20.1095

Boost by Reason
Optional.FIRSERIASL.J
188838

Clam AntiVirus
Win.Trojan.Script-19
0.98/19086

Comodo Security
Application.Win32.Solimba.J
18765

Dr.Web
Adware.Downware.1424
9.0.1.0219

ESET NOD32
MSIL/Solimba.AB
7.8724

Fortinet FortiGate
Adware/Firseria
8/7/2014

F-Secure
Gen:Application.Bundler.Firseria
11.2014-07-08_5

G Data
Gen:Application.Bundler.Firseria
14.8.24

IKARUS anti.virus
AdWare
t3scan.1.6.1.0

Kaspersky
not-a-virus:Downloader.Win32.Firser
14.0.0.3441

Malwarebytes
PUP.Optional.Solimba.mr
v2013.12.20.04

MicroWorld eScan
Gen:Application.Bundler.Firseria.1
15.0.0.657

NANO AntiVirus
Riskware.Win32.Downware.cyaacs
0.28.0.60577

Qihoo 360 Security
Malware.QVM11.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.FIRSERIASL.J
14.8.15.15

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.5C42
23.00.65.14805

Sophos
Solimba Installer
4.98

SUPERAntiSpyware
Adware.Solimba
10436

Vba32 AntiVirus
Signed-Downware.Morstar.FIRSERIA
3.12.26.3

VIPRE Antivirus
DownloadMR
20856

Zillya! Antivirus
Downloader.Firser.Win32.7
2.0.0.1845

File size:
193.3 KB (197,944 bytes)

Product version:
1, 0, 0, 1

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\installer.exe

Digital Signature
Signed by:
FIRSERIA, S.L.

Authority:
Thawte, Inc.

Valid from:
7/23/2013 5:00:00 PM

Valid to:
7/24/2014 4:59:59 PM

Subject:
CN="FIRSERIA, S.L.", OU=IT, O="FIRSERIA, S.L.", L=Badalona, S=Barcelona, C=ES

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

Serial number:
73C4780FAC0CD497B0778732FB8AF673

File PE Metadata
Compilation timestamp:
8/20/2013 3:54:32 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:YBoVZJ+5RlPM3rdS0v9QFJtbP1QGNJH7H8+yvX/q0ANX1W1GzIP:82KM7dlv9Qx73H78pvvjSk0I

Entry address:
0x74E80

Entry point:
60, BE, 00, B0, 44, 00, 8D, BE, 00, 60, FB, 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:
7.7970

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

Code size:
172 KB (176,128 bytes)

The file installer.exe has been seen being distributed by the following URL.

http://dl.wasdmr.com/n/3.0.18.1/.../Winrar.exe

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