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flvplayersetup.exe

The application flvplayersetup.exe has been detected as a potentially unwanted program by 5 anti-malware scanners. The program is a setup application that uses the installCore installer, however the file is not signed with an authenticode signature from a trusted source. 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.best-online-applications.com.
MD5:
94f8941bde314fc867c58ff3c57cf8e2

SHA-1:
439b5a0c1db0c9424c8073086990d7c845cd308c

SHA-256:
477b8e4926701a75a0d629b66f668dc38ccff0c1e94b523943e9cfb6e4245b6e

Scanner detections:
5 / 68

Status:
Potentially unwanted

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 4:11:21 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.Packed.24524
9.0.1.05190

ESET NOD32
Win32/InstallCore.EA potentially unwanted application
7.0.302.0

Reason Heuristics
PUP.InstallCore.Bundler (M)
16.1.13.16

Sophos
PUA 'Install Core Click run software'
5.22

VIPRE Antivirus
Threat.4786018
46364

File size:
784.7 KB (803,520 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

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:u6MJfsIzY0AlzWU5Cx0ETXt6bd4Lo/wsR96:gJfsrVlzjQx0Mo+sRY

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8838

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

Code size:
36 KB (36,864 bytes)

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

http://www.best-online-applications.com/flv-player/gcp/.../?dl=1&dp=Bi3JGfUiSQDAKF0BAAAAAMsCYgAAAAAAAgAQAAYAAAAAAP8AAAACF2eDbgAAAAAArqV6AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACz.xgAAAAAAAIAAgAAgD8A9-ay3kEBAAAAAAAAADNmZGY2NzE4LTNhZGQtMTFlMy1iZjRiLTMzODNhNDlhYzIxYQAAAAAAAAA=,eJxLd88Jdza1yM.LzU1MMssPjQgJys4x8I8qMSyoDEj08cxM19UFAObIDEI=&chnl=900580_0

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