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quicktimesetup-8904382-vffsb.exe

KawagaSoft

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application quicktimesetup-8904382-vffsb.exe by KawagaSoft has been detected as adware by 12 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 dl01us.file.org and multiple other hosts.
Publisher:
KawagaSoft  (signed and verified)

MD5:
524d444a3f948f12165e804135cf7c5c

SHA-1:
be6e6eddca7ed3054034e1c94dfcf8ce41b3f076

SHA-256:
36bba071d25c5701c4fab1b03b46ec54dac4524051e20ce9b7d5b1e2db9a4d97

Scanner detections:
12 / 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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/25/2024 10:03:39 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

AVG
Generic
2015.0.3332

Dr.Web
Trojan.Packed.25266
9.0.1.0277

ESET NOD32
Win32/InstallCore.OJ (variant)
8.9877

Fortinet FortiGate
Riskware/InstallCore
10/4/2014

Malwarebytes
PUP.Optional.Installcore
v2014.10.04.08

McAfee
CryptInno!524D444A3F94
5600.6988

Reason Heuristics
PUP.Installer.KawagaSoft.CC
14.10.4.8

Sophos
Install Core Click run software
4.98

Trend Micro House Call
TROJ_GEN.F47V0502
7.2.277

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
InstallCore.b
29854

File size:
598.1 KB (612,496 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\quicktimesetup-8904382-vffsb.exe

Digital Signature
Signed by:
KawagaSoft

Authority:
COMODO CA Limited

Valid from:
4/1/2014 5:30:00 AM

Valid to:
4/2/2015 5:29:59 AM

Subject:
CN=KawagaSoft, O=KawagaSoft, STREET=28A Lilinblam 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:
00D018EC12F4E67C808322B5B566F010A7

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:rfvpBJH+O1v2ICEp2OSMCRW4M7ef97DRC7IVT:rfvfJHDvbVS3ieBR

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:
7.8482

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

Code size:
37 KB (37,888 bytes)

The file quicktimesetup-8904382-vffsb.exe has been seen being distributed by the following 2 URLs.

http://dl01us.file.org/.../QuickTimeSetup-8904382-vffsb.exe

http://file.org/.../dl.php?fid=8904382&p=vffsb&a=upd&v=20140506

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