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kmplayer_ar.exe

Webcellence Ltd.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application kmplayer_ar.exe by Webcellence has been detected as adware by 20 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 api.downloadastro.com.
Publisher:
Webcellence Ltd.  (signed and verified)

MD5:
ace0b99beaa9e1706eed6775f4e476fe

SHA-1:
0ea97f7205f6ed955330fb486dc4449225fd4c03

SHA-256:
5545f9c5decb15eb260614a0b1f474bc5e376a42acd6512897c34812c5170cbe

Scanner detections:
20 / 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 4:47:58 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
PUA/InstallCore.Gen7
8.3.1.6

AVG
Adware InstallCore.O
2015.0.4355

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.KAT
22493

Dr.Web
Trojan.Packed.24524
9.0.1.05190

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.R.gen
4.6.5.141

IKARUS anti.virus
Backdoor.Hupigon
t3scan.1.9.5.0

K7 AntiVirus
Unwanted-Program
13.205.16287

Malwarebytes
PUP.Optional.InstallCore.A
v2015.06.18.01

McAfee
Program.Artemis!ACE0B99BEAA9
17.6.569.0

NANO AntiVirus
Riskware.Win32.InstallCore.dcnben
0.30.24.2086

Reason Heuristics
PUP.Installer.Webcellence
15.6.18.8

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.15616

Sophos
PUA 'Install Core Click run software'
5.15

SUPERAntiSpyware
PUP.InstallCore/Variant
9806

Total Defense
Win32/InstallCore.A!generic
37.1.62.1

Vba32 AntiVirus
Downware.InstallCore
3.12.26.4

VIPRE Antivirus
Threat.5063361
40828

File size:
665.5 KB (681,456 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Digital Signature
Signed by:
Webcellence Ltd.

Authority:
VeriSign, Inc.

Valid from:
3/5/2013 3:00:00 AM

Valid to:
5/5/2014 2:59:59 AM

Subject:
CN=Webcellence Ltd., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Webcellence Ltd., L=Moshav Ora, S=Israel, C=IL

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2742F1242826FB7F69B052B7F394DFED

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:yfyMJfsGWgRKsZprsYnHLih4YxcIx03QgvCbvIJmRpkDiDzhD/jrUS0L/eo:yfyMJfslgRKsZ8ThBpDNcD0lboSAeo

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:
7.8273

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

Code size:
36 KB (36,864 bytes)

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

http://api.downloadastro.com/api/downloader/.../ar?callback=jsonpCallbackDownload&_=1392330058

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