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skypesetup.exe

Skype

Innovative Systems LLC

The application skypesetup.exe by Innovative Systems has been detected as adware by 23 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from skype.joydownload.fr and multiple other hosts.
Publisher:
Innovative Systems LLC  (signed and verified)

Product:
Skype

Version:
1.0.0.0

MD5:
f4bd208d5f37cda6c0edc1ecff72d294

SHA-1:
e14faec7773cc4da5c2f12bf3ce3bb0c0ce7f7e5

SHA-256:
a5144ee6b482931577c358e772e98d5b76052edfe2640766d58d5456d8dbe44f

Scanner detections:
23 / 68

Status:
Adware

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
11/10/2025 5:38:31 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.OpenCandy
2014.08.22

Avira AntiVirus
APPL/Downloader.Gen
7.11.188.44

avast!
Win32:Malware-gen
2014.9-141216

AVG
OpenCandy
2015.0.3259

Baidu Antivirus
Adware.Win32.JoyDownloader
4.0.3.141216

Clam AntiVirus
Win.Trojan.Opencandy
0.98/21411

Comodo Security
Application.Win32.OpenCandy.~WD
18598

Dr.Web
Adware.Downware.6712
9.0.1.0350

ESET NOD32
Win32/JoyDownloader
8.10765

Fortinet FortiGate
Riskware/OpenCandy
12/16/2014

G Data
Win32.Adware.OpenCandy
14.12.24

IKARUS anti.virus
PUA.JoyDownloader
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.185.14098

Malwarebytes
PUP.Optional.OpenCandy
v2014.12.16.06

McAfee
Artemis!F4BD208D5F37
5600.6915

NANO AntiVirus
Riskware.Win32.OpenCandy.cxlnia
0.28.0.60253

Reason Heuristics
PUP.Installer.InnovativeSystems.K
14.12.16.6

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.141214

Sophos
OpenCandy
4.98

Trend Micro House Call
Suspici.792C221A
7.2.350

Trend Micro
ADW_JOYLOAD
10.465.16

VIPRE Antivirus
Trojan.Win32.Generic
35020

File size:
547.3 KB (560,424 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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

Digital Signature
Signed by:
Innovative Systems LLC

Authority:
VeriSign, Inc.

Valid from:
5/19/2014 2:00:00 AM

Valid to:
5/20/2015 1:59:59 AM

Subject:
CN=Innovative Systems LLC, O=Innovative Systems LLC, L=Dnepropetrovsk, S=Dnepropetrovska oblast, C=UA

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
450EACFE8D673E82864CE46BC1A92FCA

File PE Metadata
Compilation timestamp:
5/20/2013 1:53:11 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:9Kc2LN+hYOFPCNqAiRYkPl9pHEyK1QV4UxcWWWZ+iClCn:TwN8PvjVPl9pHc1iXfi6

Entry address:
0x333E

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 30, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 80, 40, 00, 55, FF, 15, AC, 82, 40, 00, 6A, 08, A3, 78, 4F, 43, 00, E8, A8, 2E, 00, 00, A3, C4, 4E, 43, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, F0, B1, 42, 00, FF, 15, 7C, 81, 40, 00, 68, 7C, A3, 40, 00, 68, C0, 3E, 43, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 81, 40, 00, BB, 00, F0, 43, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
24.5 KB (25,088 bytes)

The file skypesetup.exe has been seen being distributed by the following 3 URLs.

http://skype.joydownload.fr/get_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PDK1GhvzcteQv A8/yOn9np5iNEIJ1Xlarn4OXauyxdSMWmeQrDzCr50ybtq1seYFQfS9SnyHhO/.../8uk2UrzN6B8nG sAcVPqoOpSDrjspuCmz4rJLxCRY4vbSZg8L72VF8j0gS7lNdBGT6iXUSz9ojvig==

http://skype.joydownload.fr/get_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PDK1GhvzcteQv E8/yG6sGMxwdoEP0b1Y/j2PXmunxdKOSCGHOO1X xpl Ynh9SWRAaX9T2tRAau i6tgKzbr93Zl2dKpZI2gF4BXnWtGH0swNEipyHzUSCTQbxW2pO4dHdbOfB3bUQdOOz9U3BtO5WHZk4wh LuESw3Idymw Z2BGuwoFvKjvQvDpG3YoL3O2NXnMu F/slnBsH5sv3jlLqKPMhhSflCclX/.../wgp4RV2mhGFi79ojvig==

http://skype.joydownload.fr/get_file/wUiS4WnYccXBwj sXP7oQkEsnl0kPTqlHB73cteQv E8/yG6sGMxwdoEP0b1Y/j2PHmumQ0MIGjPEeutCrQy0bIjzsWXFU/Iqz3zVUz szi1jf/D IaExTYJs55ziVZIRnSkCyx 18kv9DmvEiPAAulOw57rNjMGbr0wLBsMO6S0XHl1ao6Xcgkpz6vnGDQke4Pg2q4/CmOo5AOTye1nR5i8dMi8LCoVn5T SK1h3wNApd3vhhvyb6p/hXj/.../UlK04Ijvig==

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