avast! free antivirus.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 avast! free antivirus.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. The installer is marketed through download protals and search ads as the free AVAST Antivirus but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
F¡rser¡a s·l·  (signed by FIRSERIA, S.L.)

Description:
DwonldMnger

Version:
1.0.0.23

MD5:
cc30a0a416e25cc7ec3225cd9494cb5d

SHA-1:
8ea1582fb6a181a5ef331d0f7353d2766804db1e

SHA-256:
dbc1d074e85a71c77a9d2bb0cca963b18459c8f2919e08953f23532093977bb8

Scanner detections:
1 / 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 9:26:29 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba (M)
16.7.27.8

File size:
183.8 KB (188,216 bytes)

Product version:
3.0.23

Copyright:
copyright·©·2013

Original file name:
¡nstal.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\avast! free antivirus.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
7/23/2013 10:00:00 PM

Valid to:
7/24/2014 9:59:59 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:
11/27/2013 8:43:52 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:hFtj9DZiop52XIGrjKSBUZWijNutqGwSMixZhAJY/UAmFS:hFZ9DEq52hUZcYGwS/xZ7UW

Entry address:
0x704B0

Entry point:
60, BE, 00, 90, 44, 00, 8D, BE, 00, 80, 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:
7.8114

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

Code size:
160 KB (163,840 bytes)

The file avast! free antivirus.exe has been seen being distributed by the following URL.

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