K-Lite_Codec_Pack_1000_Full_inst.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application K-Lite_Codec_Pack_1000_Full_inst.exe by ISfreemium has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the installCore installer. According to Microsoft Security Essentials, the software includes a bundle of the DealPly adware which is installed on a user's PC during setup using the InstallCore platform. The file has been seen being downloaded from mirror.download-center.info.
Publisher:
ISfreemium  (signed and verified)

MD5:
9c229d1b51c2c8319b101385c9a808cf

SHA-1:
c3f2756a3cbd00025455f9a051fee4df83222feb

SHA-256:
ff3341d46da496bd9d4c1a98dad001e0e2a253a7b821fa4204ef7e466f8b525c

Scanner detections:
17 / 68

Status:
Adware

Explanation:
This software bundler installs other potentially unwanted software, including DealPly. Which includes offers in a user's web browser which state they are "Powered by DealPly".

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:
10/22/2018 7:19:15 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.103.26

Bkav FE
HW32.Laneul
1.3.0.4246

Boost by Reason
Adware.ISfreemium.a
2013.8.24.1

Dr.Web
Adware.InstallCore.124
9.0.1.0236

ESET NOD32
Win32/InstallCore.CA.gen (variant)
7.8816

F-Prot
W32/InstallCore.R3.gen
v6.4.7.1.166

IKARUS anti.virus
SoftwareBundler
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.170.9377

Malwarebytes
v2013.08.24.01

Microsoft Security Essentials
1.163.1557.0

Panda Antivirus
Suspicious file
13.11.26.01

Reason Heuristics
PUP.ISfreemium.a
14.8.7.18

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14805

Trend Micro House Call
TROJ_GEN.F47V0829
7.2.330

Vba32 AntiVirus
3.12.26.0

VIPRE Antivirus
InstallCore
21590

File size:
886.8 KB (908,128 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\k-lite_codec_pack_1000_full_inst.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
7/2/2013 5:00:00 PM

Valid to:
7/3/2014 4:59:59 PM

Subject:
CN=ISfreemium, O=ISfreemium, STREET=63 Rothschild 63 BV, L=Tel-Aviv, S=N/A, PostalCode=65785, C=IL

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

Serial number:
009B517CAF08AA1A85822DB0CE5E9169FE

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:ZlOyMJfsgxYWNXZNwP5yCbPpIQdBbeVPMtHIjMrO9xLrfDmzXW:ZUlJfskNXn8HbBXHbeVPWHIjMrQPLm6

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:
7.8414

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

Code size:
36 KB (36,864 bytes)

The file K-Lite_Codec_Pack_1000_Full_inst.exe has been seen being distributed by the following URL.

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