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fileextractorsetup.exe

Best Free Downloads

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application fileextractorsetup.exe by Best Free Downloads has been detected as adware by 6 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 www.premiumapplicationsdownloads.com.
Publisher:
Best Free Downloads  (signed and verified)

MD5:
4dbc28de7eeae4f8797117c900399edd

SHA-1:
40a6d05b2f52498b2f7e4c3be2d5b58d045a6420

SHA-256:
fe76f9f098ae3d23fe0acf81b3e89e6e919db62cea92c25935d9bb7ac82818d6

Scanner detections:
6 / 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:
4/19/2024 11:15:48 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3474

Comodo Security
Application.Win32.InstallCore.MZIV
18272

ESET NOD32
Win32/InstallCore.LM (variant)
8.9799

Malwarebytes
PUP.Optional.InstallCore
v2014.05.14.07

Reason Heuristics
PUP.Installer.BestFreeDownloads.S
14.5.14.6

Sophos
Install Core Click run software
4.98

File size:
712.7 KB (729,824 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Best Free Downloads

Authority:
COMODO CA Limited

Valid from:
10/21/2013 7:00:00 AM

Valid to:
10/22/2014 6:59:59 AM

Subject:
CN=Best Free Downloads, O=Best Free Downloads, STREET=Lilienblum 28, L=Tel Aviv, S=Israel, PostalCode=6513307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
046CC4AA2B722C5117786BD75A823929

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:j1vpJWY9jb21f1sZ/xrnCjHibtDzv2ll7kksSgnKGtUn9kjrR4To9mU9ps3X:j1vLP921f1s7aCZvvilQksSgKEjt4ToE

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8607

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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

http://www.premiumapplicationsdownloads.com/file-extractor/gcp/.../?dl=1&chnl=21472_gcp_&dp=366355689&webid=b99b7847-77a7-c8d0-e82c-64a943c56cb6

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