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skypesetup.exe

Skype

Innovative Systems LLC

The application skypesetup.exe by Innovative Systems has been detected as adware by 20 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.pl and multiple other hosts.
Publisher:
Innovative Systems LLC  (signed and verified)

Product:
Skype

Version:
1.0.0.0

MD5:
7f0ae8f13eb367d3735c3e968a5e84a8

SHA-1:
d769d1da7e022442d6646f4dd1076f1c5b30bb01

SHA-256:
e9ad3d91e615811eea0f0b62b0ba316550820c5ebcdacc6caa9895542c543279

Scanner detections:
20 / 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:
5/6/2024 1:31:04 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.OpenCandy
7.1.1

AhnLab V3 Security
PUP/Win32.OpenCandy
2014.08.06

Avira AntiVirus
APPL/Downloader.Gen
7.11.168.220

avast!
Win32:Adware-gen [Adw]
2014.9-140902

AVG
Generic
2015.0.3364

Baidu Antivirus
Adware.Win32.OpenCandy
4.0.3.1492

Clam AntiVirus
Win.Trojan.Opencandy
0.98/21411

Comodo Security
Application.Win32.OpenCandy.~WD
18598

Dr.Web
Adware.Downware.6712
9.0.1.0245

ESET NOD32
Win32/JoyDownloader
8.10211

IKARUS anti.virus
PUA.JoyDownloader
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.180.12456

Malwarebytes
PUP.Optional.OpenCandy
v2014.09.02.07

McAfee
Adware-OpenCandy.a
5600.7020

NANO AntiVirus
Riskware.Win32.OpenCandy.cxlnia
0.28.0.60253

Reason Heuristics
PUP.Installer.InnovativeSystems.K
14.9.2.7

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14831

Sophos
OpenCandy
4.98

Trend Micro House Call
Suspici.F184F561
7.2.245

VIPRE Antivirus
Opencandy
31968

File size:
489.6 KB (501,392 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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):
12288:0KcfL+vztf3W2PZp7F9zQi2yTEqlRvAARLwMpO:Ej+RfG2Zp7bQi2yTdTR0MpO

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 5 URLs.

http://skype.joydownload.pl/get_file/wUiS4WnYccXBwj pXP7oQlssmVY9fDKkEgqyOYjBvqA87m/so2t02dBNJ0TteuKla2G3g15aOHGNGPusW782w7NykJ/eR1DAtmq6UFT8 3G6geeS9ZCYxHFA4p8yiUcdF2SsSTRyntFup3WuBSTaUrcfwsHrJWJPKOBwegoEaqX2Unp4e8vPIxghh LuFiw3LtyuhP8 TWO7tlDd/.../2zEI=

http://skype.joydownload.pl/get_file/wUiS4WnYccXEwj /TeqjC1c0kw48PjynHx/3YN3XsOh152f0sCw22dBNJ0bterruNDC2wl5KbSCeEKqtH78lhOA kJnaRB6avCX BlSh5yfr3rfDpZrSkmlZoJY5kV4BXnWtGH4swNEivSH5UHGYQ7pOw4TrND0VLuBmPRNMOan9RHh9eMrOIwkpz6vnGDRmIdHg2rQ/D2ix8VDOnPV UMv MJ7/JjQeg9O2XuMhlQ9WtsG92ErzLaB2nT7/.../2zEI=

http://skype.joydownload.pl/get_file/wUiS4WnYccXAwj 1RrjxCgghkkVxZmbzR1 xcteQv c8/zOn/j1gwJgELEPtetindjPpowEcdyOSTqHyCr50ybhgztTJXk/Ro36xSQSrqnD8gfDbvJqD2CMes55ziVZIRjX Xix zcko/yC5UGCTUvoFnNXqdD0BYqswLRgLM6rlXTl1e8TcZkJ2nqqnGCUvaoTx1/8 TWO8uEiZw6M4UdCve4GkbHtO3sK0D JnlR8f/.../hS20CIxX7c2pGiC9oZrTkC4qdbdAV49 M3kporfvXUMj2wS7jtdFFyzmAA32pp7gzEI=

http://skype.11-136-220405.53c584e574ed7.jdcdn.net/get_file/knV-N2WofdKbQUlMlLA2dg/1405457141/11/13/1/.../SkypeSetup.exe

http://skype.joydownload.pl/get_file/wUia6yjQOMzI2m6zUbjxEAgnmVx1NTutClirNM7Y9uk153f/oW5gwJgELEfteu lfDPgkR0dcD eEKqtHb8lgOIphJOPDE b/CXqSh jqnD8gfPbvNvakWdLpIc7wF9GXmTxU2Ighshq9Cr UHH6G/UcnaS0c3JHdux6egoEcKX1XGg7PNzFZREjhrPlAC1mcoP4w7tqUj3v8EjE3/.../4Okh1n8bq9xkiunAMZWrc24SWuw6sWCkW8qZbxRRIcvMjI=

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