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SkypeSetup.exe

SuperCool Applications

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application SkypeSetup.exe by SuperCool Applications 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 www.call4freeapp.com.
Publisher:
SuperCool Applications  (signed and verified)

MD5:
59a10fec72d2466b0b1cc4319497bbd0

SHA-1:
bd734aea4dd3ab5a0fb991f22d69b3322fc8b937

SHA-256:
92fa3ffa23fd44c1376b10cb94b72dfec8f7ebb489dfe4a2e195ff31cff7faa9

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:
12/24/2024 5:25:51 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.142.186

AVG
MalSign.Max Setup
2015.0.3508

Clam AntiVirus
Win.Trojan.Installcore-142
0.98/19086

Dr.Web
Trojan.MulDrop5.10078
9.0.1.0219

ESET NOD32
Win32/InstallCore.LU (variant)
8.9665

K7 AntiVirus
Unwanted-Program
13.176.11721

Malwarebytes
PUP.Optional.InstallCore
v2014.08.07.11

Reason Heuristics
PUP.Installer.SuperCoolApplications.K
14.8.7.23

Sophos
Install Core Click run software
4.98

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
InstallCore.b
28194

File size:
791.5 KB (810,456 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
SuperCool Applications

Authority:
COMODO CA Limited

Valid from:
8/14/2013 8:00:00 PM

Valid to:
8/15/2014 7:59:59 PM

Subject:
CN=SuperCool Applications, O=SuperCool Applications, STREET=63 Ronthscheld Blvd., L=Tel Aviv, S=Israel, PostalCode=65785, C=IL

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

Serial number:
7239B70290995A99967AE1DE581942C0

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:Mnvu//cdoUz3eA3Zo471s3k68jyIWM4D/:Mv8cdqAV1s068tW

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:
7.8750

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

Code size:
37 KB (37,888 bytes)

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

http://www.call4freeapp.com/?dl=1&meta=cdtFcrLJDrW0UdWjUzWPDrFthXtjcmVP2rldDX0mIT1zvm2yIKiWvmREhSDj7z1HiQDj rcWvmAWASDChTMm7dlChV8FAZcFNTgRNTnmI3cWedtleX2JcmxWvm10hXtt7XxjIHxFcrVWvm1uhXtw r5jDK1l ExWvmN0hXt07XvEDXxWvmF0hXtpDCNJ Exl Ei6xH1YIKDTDK5y7dg6VH0mDXPwcj1Y7KNlIKxWvm5whXtPDHsJcdl0IKWufSDC2j1YDrVdIKNlfS7m7K2pDZ1fOT70NTM1OZMFOM==

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