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 1 anti-malware scanner with very strong indications that the file is a potential threat. 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:
Downloader

Version:
1.0.0.7

MD5:
b90d544841b258e9adaa8d84223f1e52

SHA-1:
188224bdc7ad7faa00b091b495b38e85c637ead0

SHA-256:
a57b053daecfa069a3834229054a230d39741e0586ef5cfbde0bff2d2063dd10

Scanner detections:
1 / 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:
4/16/2024 2:33:31 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba.FIRSERIA.Bundler (M)
16.3.19.7

File size:
227.8 KB (233,272 bytes)

Product version:
1.0.0.7

Copyright:
Copyright ©2013

Original file name:
installer

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:
7/23/2013 8:00:00 PM

Valid to:
7/24/2014 7:59:59 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:
9/9/2013 2:24:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:9fOpM5uMf/j/lSCq0wWCBY5y3aiAGWd573slDD0Ig:9mpM5t3nFCBY5dikLsVE

Entry address:
0x57760

Entry point:
60, BE, 00, 50, 42, 00, 8D, BE, 00, C0, FD, 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:
7.7959

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

Code size:
204 KB (208,896 bytes)

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

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