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flvplayersetup.exe

Best Free Downloads

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application flvplayersetup.exe by Best Free Downloads has been detected as adware by 13 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.bestusefuldownloads.com.
Publisher:
Best Free Downloads  (signed and verified)

MD5:
23bf7fdde1fc62f9bc176b0b7a7551ed

SHA-1:
8c43c67ce365c4a2a9f04c45b5fa7b1cd9d59963

SHA-256:
3c1197a6225a674d0254eee13b89267d1bbdd617a03b363af495b8f5c44aa992

Scanner detections:
13 / 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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 4:57:08 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.177.204

AVG
Generic
2015.0.3323

Comodo Security
Application.Win32.InstallCore.LM
19777

Dr.Web
Trojan.MulDrop5.10078
9.0.1.05190

ESET NOD32
Win32/InstallCore.LM potentially unwanted application
7.0.302.0

F-Prot
W32/A-6c5f2e7b
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.183.13642

Malwarebytes
PUP.Optional.InstallCore
v2014.10.12.09

McAfee
CryptInno
5600.6979

NANO AntiVirus
Riskware.Win32.InstallCore.dfgoml
0.28.2.62483

Reason Heuristics
PUP.Installer.BestFreeDownloads.O
14.10.12.11

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
Threat.5063361
33706

File size:
684 KB (700,384 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Best Free Downloads

Authority:
COMODO CA Limited

Valid from:
10/20/2013 7:00:00 PM

Valid to:
10/21/2014 6:59:59 PM

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:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:BTvpTQ3iV2uV1+ZIMi9kuwG77Bq7I7rdbOEyl6N83chKGr6ivB6h:BTvJQ3PXIMEtwG77B6ItbYkKMhKGr6i6

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:
7.8657

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

Code size:
37 KB (37,888 bytes)

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

http://www.bestusefuldownloads.com/flv-player/adbr4/.../?lg=EN&dl=1&chnl=s_adbr1_flv_en_276966&cid=11482191621403718097&webid=100035e3-6479-afdf-9882-084b1bf16fa1

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