file_downloader.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 file_downloader.exe by FIRSERIA, S.L has been detected as adware by 15 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·s·l·  (signed by FIRSERIA, S.L.)

Version:
1.0.0.15

MD5:
c6c513767f6eef1386849cdff615487f

SHA-1:
0e3434be88e6aa3bf05fd9d7ffb3c9c5d9b1a8fd

SHA-256:
63cd15145ab47718aace1487c7f49e25131fca0f162cf6d31a42dbcee1ca1561

Scanner detections:
15 / 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 4:26:33 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Firseria
2013.12.10

Avira AntiVirus
APPL/Firseria.Gen
7.11.118.170

AVG
AdInstaller.Firseria
2016.0.2984

Comodo Security
TrojWare.Win32.Trojan.Obfuscated.~EN
17411

Dr.Web
Adware.Downware.1433
9.0.1.0259

ESET NOD32
Win32/FirseriaInstaller (variant)
9.9151

F-Prot
W32/Backdoor2.HTEZ
v6.4.7.1.166

K7 AntiVirus
Backdoor
13.174.10455

Malwarebytes
PUP.Optional.Firseria
v2015.09.16.08

McAfee
Trojan-FDHF!C6C513767F6E
5600.6640

Reason Heuristics
PUP.Solimba.FIRSERIA.Bundler (M)
15.9.16.20

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.9C54
23.00.65.15914

Sophos
Solimba Installer
4.95

Vba32 AntiVirus
Downloader.Morstar
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
24174

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\file_downloader.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
7/24/2013 1:00:00 AM

Valid to:
7/25/2014 12:59:59 AM

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:
10/14/2013 3:23:15 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:+4HCWau/PlYeuL7ZLFh6Ca6cbL9l2hzB3fJCC6j8+Er6ez4:NiI/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:
7.8737

Packer / compiler:
ASPack v1.08.04

Code size:
101 KB (103,424 bytes)

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