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skypesetup.exe

Fast Downloads

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application skypesetup.exe by Fast Downloads has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the Adlogica Downloader 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 download.downloadzone.org.
Publisher:
Fast Downloads  (signed and verified)

MD5:
052be01dca2f0fe1a17dca17ff0caebf

SHA-1:
489be88e41b2ab6a2fbf81a8dfc74a36274a6fad

SHA-256:
fbb5212a11f2e2bfcd5824410250388fa384c7f5ce172c7856567b2b823b3f57

Scanner detections:
13 / 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 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:
4/26/2024 12:02:16 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.151.40

AVG
Trojan horse Ransomer.DBB
2014.0.3950

Comodo Security
TrojWare.Win32.Installcore.FST
18314

Dr.Web
Trojan.Packed.24524
9.0.1.05190

ESET NOD32
Win32/InstallCore.IL potentially unwanted application
7.0.302.0

IKARUS anti.virus
Trojan-Ransomer
t3scan.1.6.1.0

Malwarebytes
PUP.Optional.InstallCore.A
v2014.05.23.05

Reason Heuristics
PUP.Installer.FastDownloads.K
14.5.23.4

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14521

Sophos
Install Core Click run software
4.98

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
Threat.4786018
29418

Zillya! Antivirus
Trojan.Kryptik.Win32.492870
2.0.0.1799

File size:
721.1 KB (738,368 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Downloader (using Inno Setup)

Common path:
C:\documents and settings\ann de beul\mijn documenten\downloads\skypesetup.exe

Digital Signature
Signed by:
Fast Downloads

Authority:
COMODO CA Limited

Valid from:
8/14/2013 2:00:00 AM

Valid to:
8/15/2014 1:59:59 AM

Subject:
CN=Fast Downloads, O=Fast Downloads, STREET=96 Jessie st 4th floor, L=San Francisco, S=CA, PostalCode=94105, C=US

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

Serial number:
00D9726FD3E4B9094351093A3495F1FE97

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:wvpgTexu1VfYqZ9+ZE1KPWrh/eK4XOki4qAPPw7zn1GclZng16OYQVPzQBL3u:wvmTeQ4qZ9+Z7PWQ1c6PPKzn7+/YOrQh

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...
 
[+]

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://download.downloadzone.org/download.php?id=0be7bb8584e0b36ea82967226eb6e5315ad9374c&z=0&p=eyJweSI6ImR6IiwicnMiOiJnIiwicnQiOiJzIiwiYyI6ImJlIiwibyI6IndpbnhwIiwiYiI6ImNoMzMiLCJ1X2lkIjoiZHpfNTMxZDgyYzA0MzMzNjMuNDI0MTk5NDMuMWZiNjY4OWFkODhhOGYxZTA0NzlmMmIzMGZiYmRkZjkiLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDEzMSIsInRzIjoxMzk0NDQyOTQ0LCJrdyI6InNreXBlIGRvd25sb2FkZW4iLCJjdSI6IiIsImNhIjpudWxsfQ

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