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coolcalendarsetup.exe

ADLSoft

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application coolcalendarsetup.exe by ADLSoft has been detected as adware by 14 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:
ADLSoft  (signed and verified)

MD5:
1e80d6e92be22f517e1d243b95af6fa1

SHA-1:
82f49ba18c35721253cd503e40b87e18f61bed0d

SHA-256:
68202a5cf6f487886c10e4621d2f1aeeb0d3585113e766c5282cc5c16c3e9062

Scanner detections:
14 / 68

Status:
Adware

Explanation:
Uses the InstallCore download and install manager which may bundle various potentially unwanted software offers during setup.

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 7:57:51 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.153.246

AVG
InstallC
2016.0.3192

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15220

Dr.Web
Trojan.Packed.24524
9.0.1.05190

ESET NOD32
Win32/InstallCore.JP potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore.CZ
15.2.25

K7 AntiVirus
Unwanted-Program
13.197.15038

Malwarebytes
PUP.Optional.Adlsoft
v2015.02.20.02

McAfee
Program.CryptInno
16.8.708.2

NANO AntiVirus
Riskware.Text.Drop.delios
0.30.0.296

Reason Heuristics
PUP.Installer.ironSource
15.2.20.14

Sophos
PUA 'Install Core Click run software'
5.10

VIPRE Antivirus
Threat.4788237
29800

Zillya! Antivirus
Trojan.Badur.Win32.4817
2.0.0.2076

File size:
780.5 KB (799,200 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
ADLSoft

Authority:
Thawte, Inc.

Valid from:
6/20/2012 8:00:00 PM

Valid to:
7/25/2014 7:59:59 PM

Subject:
CN=ADLSoft, O=ADLSoft, L=Tel Aviv, S=Israel, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
1C7950C7BFF384C5ABB93DD694E588E8

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:MGvsyhBILZTy6le9VarCRh7Y1pxmW/S5ir0+T:MGzfEVYiI5Y/xtS5irz

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:
7.8828

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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