avast-free-antivirus.exe

Setup process

Firseria

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, “Downloader Process” by Firseria 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. With this installer, users are expecting to download the free AVAST Antivirus but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Downloader corporation  (signed by Firseria)

Product:
Setup process

Description:
Downloader Process

Version:
3.1.13.26

MD5:
5ab18904aa9836f242776692ad350d06

SHA-1:
6e38d39c3222b6ceeac2ed07c083b9f4e23952e7

SHA-256:
3bee14c7f9d7353d30b450fcc730117db4f07514dd97c81b2f00c84cf791b30c

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:
11/24/2024 6:44:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba (M)
16.7.22.0

File size:
411.9 KB (421,792 bytes)

Product version:
3.1.19

Copyright:
Setup Downloader © 2014

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:
GlobalSign nv-sa

Valid from:
11/12/2013 12:34:44 AM

Valid to:
11/13/2014 12:34:44 AM

Subject:
E=support@solimba.com, CN=Firseria, O=Firseria, L=Badalona, S=Barcelona, C=ES

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112130C3B28D7C9C29B8B07321EF3F8A1462

File PE Metadata
Compilation timestamp:
7/8/2014 11:44:58 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:tWPMSTulFnPHgP8QAO43kFnJjW0ATFUVrFl:tW0STul9PHgkQABUFBqJgrFl

Entry address:
0x840A4

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...
 
[+]

Packer / compiler:
ASPack v1.08.04

Code size:
121 KB (123,904 bytes)

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

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