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FlvPlayerSetup.exe

Bestop-app

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application FlvPlayerSetup.exe by Bestop-app 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 www.coolsoftwaredownloads.com.
Publisher:
Bestop-app  (signed and verified)

MD5:
b7240f7dbbfbc27f31a538590d8a1f2a

SHA-1:
32b9f9b19022c2b9fdffab454bc84c50caa189b7

SHA-256:
f4dea5d79abee598c01f373c2127b0660a64398c49fd1280da6b385bf3fbf7d1

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 '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:
4/18/2024 6:01:13 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3382

Dr.Web
Trojan.Packed.24524
9.0.1.0227

ESET NOD32
Win32/InstallCore.BC
8.10258

herdProtect (fuzzy)
variant of icreinstall_flvplayersetup.exe (Adware)
2014.11.1.4

K7 AntiVirus
Unwanted-Program
13.183.13054

Malwarebytes
PUP.Optional.InstallCore
v2014.08.15.04

McAfee
Trojan.Artemis!9F8DC84EEFCF
5600.6960

Reason Heuristics
PUP.Installer.Bestopapp.O
14.8.15.0

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10421

VIPRE Antivirus
Threat.4788237
32210

File size:
774.1 KB (792,648 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:
Bestop-app

Authority:
COMODO CA Limited

Valid from:
4/1/2014 5:00:00 PM

Valid to:
4/2/2015 4:59:59 PM

Subject:
CN=Bestop-app, O=Bestop-app, STREET=28A Lillinblam St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

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

Serial number:
00C583348E8D545D9877E51DBB79A3DECB

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:85vEZZwqEUgEKKReV774R8DQDs1y+/rTM1kdv:8NS7NlRex4R8++/MSdv

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:
7.8725

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.coolsoftwaredownloads.com/flv-player/gcp/.../?dl=1&chnl=mobit2&dp=ZxdXVpZD1jNTE1ZTExOC1iOTJjLTQ4NzgtODkzMC1mYjRjNzQ0YTcxYTU

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