installer_avast_portuguese.exe

Free Software LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application installer_avast_portuguese.exe by Free Software 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 installCore installer. 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:
Free Software LLC  (signed and verified)

MD5:
3e262ffa52b38dde7d29e2d96e346c3a

SHA-1:
bf8a74de32b26ae092ac3fb6fbdd75f07f553793

SHA-256:
c0c3553cf7b978148cde0d18f43aef29dfdb60a54193569df02410009d94f88f

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
8/8/2025 12:39:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.FreeSoftware (M)
16.2.24.14

File size:
5.2 MB (5,501,912 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

Digital Signature
Authority:
Starfield Technologies, Inc.

Valid from:
8/1/2014 7:08:01 AM

Valid to:
7/22/2015 8:23:49 AM

Subject:
CN=Free Software LLC, O=Free Software LLC, L=Wilmington, S=Delaware, C=US

Issuer:
SERIALNUMBER=10688435, CN=Starfield Secure Certification Authority, OU=http://certificates.starfieldtech.com/repository, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
27DD6AADCC34E6

File PE Metadata
Compilation timestamp:
7/8/2014 6:25:50 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
49152:gs70+WzshPgae9Wv+c6HnDoeCBwTiUlKWZa+45h32p0QWw24vfnGvMUb47zcbxpx:g0kw

Entry address:
0x1C0BB

Entry point:
E8, B7, 9D, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 10, D5, 43, 00, E8, 6F, 41, 00, 00, E8, 60, 37, 00, 00, 0F, B7, F0, 6A, 02, E8, 4A, 9D, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 48, 68, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
192.5 KB (197,120 bytes)

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

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