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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:
ee814bbd1bcc03b54d78bcea2b9fa801

SHA-1:
4f26d52d5ea9f28551fdde6e17caf47b76634452

SHA-256:
13ca8e1ea51c0cafa2b72c6ddc3f382bb3b08527aa8c3320f044857ee81215bf

Scanner detections:
15 / 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:
4/19/2024 10:00:46 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Firseria
2013.12.03

Avira AntiVirus
APPL/Firseria.Gen
7.11.117.88

AVG
AdInstaller.Firseria
2016.0.2984

Comodo Security
TrojWare.Win32.Trojan.Obfuscated.~EN
17376

Dr.Web
Adware.Downware.1433
9.0.1.0259

ESET NOD32
Win32/FirseriaInstaller (variant)
9.9122

F-Prot
W32/Backdoor2.HTEZ
v6.4.7.1.166

K7 AntiVirus
Backdoor
13.174.10380

Kaspersky
not-a-virus:Downloader.Win32.Morstar
14.0.0.1416

Malwarebytes
PUP.Optional.Firseria
v2015.09.16.08

McAfee
Trojan-FDHF!EE814BBD1BCC
5600.6640

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

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

Sophos
Solimba Installer
4.95

VIPRE Antivirus
Trojan.Win32.Generic
23960

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:
FIRSERIA, S.L.

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:giI/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:
7.8736

Packer / compiler:
ASPack v1.08.04

Code size:
101 KB (103,424 bytes)

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