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coolcalendarsetup.exe

%VENDOR% Downloader

Alpha Platform Ltd. (New Media Holdings Ltd.)

The application coolcalendarsetup.exe, “Web Internet Installer Setup ” by Alpha Platform (New Media Holdings) has been detected as adware by 4 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.coolcalendarapp.com.
Publisher:
%VENDOR%  (signed by Alpha Platform Ltd. (New Media Holdings Ltd.))

Product:
%VENDOR% Downloader

Description:
Web Internet Installer Setup

Version:
1.0.5.a0.1_34291

MD5:
508dfcfb9d5b2b427c776ce4c4e3a415

SHA-1:
af80de816e6934068e54619ebda1e46e7196f985

SHA-256:
f5289da43dce24904e9cdf76054a56de99b53212fbe238fe59c5de847fd22c39

Scanner detections:
4 / 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 '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:
4/19/2024 4:48:03 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/InstallCore.WC potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore.CZ
15.2.25

Reason Heuristics
PUP.Installer.New Media Holdings
15.2.14.11

VIPRE Antivirus
Threat.4786018
36694

File size:
745.1 KB (762,976 bytes)

Product version:
1.0.5.a0.1_34291

Copyright:
%VENDOR%

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Alpha Platform Ltd. (New Media Holdings Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
1/5/2015 11:32:13 AM

Valid to:
1/6/2016 11:32:13 AM

Subject:
CN=Alpha Platform Ltd. (New Media Holdings Ltd.), O=Alpha Platform Ltd. (New Media Holdings Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121C1C255CA22644CCE289C6CAAF72EEE3A

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):
12288:9mmvp6b9rFkwnd6w/tO5F1041IRdua0Z/zabPd/C3g4Rxa6zDtD:95vQb9ZLnYaOn1x+JtV14a6z

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:
7.8695

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

Code size:
37 KB (37,888 bytes)

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

http://www.coolcalendarapp.com/cool-calendar/gb/.../?dl=1

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