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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 15 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.freeware-market-place.com.
Publisher:
Bestop-app  (signed and verified)

MD5:
a1ceb8ab556d05bbc32dc27b7507c696

SHA-1:
7bd9a380b1d98944edc6f5d99cb7e92aedd3942c

SHA-256:
677c4127751d3061f98056be6b836f7c8fb7b1627079e4d08c4976a49de1eb32

Scanner detections:
15 / 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:
4/18/2024 8:40:48 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.183.134

AVG
Generic
2015.0.3256

Clam AntiVirus
Win.Trojan.Installcore-303
0.98/19661

Comodo Security
Application.Win32.InstallCore.MZIV
20007

Dr.Web
Trojan.Packed.24524
9.0.1.05190

ESET NOD32
Win32/InstallCore.UE potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore.CI
14.12.24

K7 AntiVirus
Unwanted-Program
13.185.13930

Malwarebytes
PUP.Optional.Bestop
v2014.12.19.03

McAfee
Program.CryptInno
16.8.708.2

NANO AntiVirus
Trojan.Text.Drop.dhqarh
0.28.6.62995

Reason Heuristics
PUP.Installer.Bestopapp.O
14.12.19.3

Sophos
PUA 'Install Core Click run software'
5.09

VIPRE Antivirus
Threat.4150696
34232

File size:
786.5 KB (805,416 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Bestop-app

Authority:
COMODO CA Limited

Valid from:
4/2/2014 2:00:00 AM

Valid to:
4/3/2015 1:59:59 AM

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:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:CFFqc50OKTEQnr9/zCjR76xIOpz6jk4Oz:Cn1eOI1RGjF6xIOpGo4

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, BF, A9, FF, FF, E8, 5E, 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...
 
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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.freeware-market-place.com/flv-player/mr4/.../?dl=1&chnl=PLY_11884146&DP=M6rhg5MPi35zFa99mSK5gZ63_KIzDR69u-GHCc11hc_srdwa8eX9d-jL9bfdOCSGL-C4DaFhS43ST_L9VBPInL4GacZaHJY94DZMYIzKgeStdmqXZMqdgK93PFDwW5Pk3m_6NmdEVEiyGYg2R1XdHJf1tz370dYUBV3bvdw4tntQPNkBf16tnVIlzdl9NIXYueQO0ENukgtfetlsZD5kdsTLKeWd3FdqeeLrsszQ9xNceGGQIPALtqloYG4NnJw_FFgpDlpIQex8jXd4k76edR7RmdT9eIoy_NUPFoeWZQsHpmQmyW251K_vau9eKlosyWRWgn0STUmrAtJVdv-UOjE6oz3RlHIQnaA5vXil2WSHcio7itZbnaLwlON8-794bA3WBYLyZyrdncUDhBMIDMLDWFEMTkW73Q8lCS9EiQ

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