525da253cf233f3f3e3b7761e37f78ea.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 525da253cf233f3f3e3b7761e37f78ea.exe by Free Software has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from descargar.traducegratis.com.
Publisher:
Free Software LLC  (signed and verified)

MD5:
525da253cf233f3f3e3b7761e37f78ea

SHA-1:
e50ea5a9984f33dabcb76629c43f2333f4695007

SHA-256:
90e4c22ef1c7fb26b689561b08ccb3b4a54a17c90f882455f9c5c9f184e7aed1

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/26/2024 4:46:13 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

AVG
Generic
2015.0.3381

Dr.Web
infected with Trojan.Packed.28459
9.0.1.0304

ESET NOD32
Win32/InstallCore.PU potentially unwanted application
8.7.0.302.0

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

Malwarebytes
v2014.08.15.04

McAfee
Adware-DomaIQ
5600.7037

Reason Heuristics
PUP.FreeSoftware.a
14.8.14.23

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

VIPRE Antivirus
Threat.4783262
32210

File size:
885.1 KB (906,384 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\525da253cf233f3f3e3b7761e37f78ea.exe

Digital Signature
Authority:
Starfield Technologies, Inc.

Valid from:
8/1/2014 3:08:01 AM

Valid to:
7/22/2015 4:23:49 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:
12/5/2009 2:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:xByqnXpVEJ6vLN8fzx4T44XXR4XD51+/WNJTvg:vyqnPrezEdX2XD5gkVg

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9897

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file 525da253cf233f3f3e3b7761e37f78ea.exe has been seen being distributed by the following URL.

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