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skypesetup.exe

Quick Downloader

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 Quick Downloader has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Adlogica Quick Downloader installer. The file has been seen being downloaded from downloader2.downloadinfo.co.
Publisher:
Quick Downloader  (signed and verified)

MD5:
6b23972c3a1e844dbc33da14f8d20375

SHA-1:
bfd53b2c78992ec16753dce5a4fc64b4bb8a3630

SHA-256:
51f5de976892f351b76cf737b3a6dd086d95788cf928f750d6e897fc168d1f4b

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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 11:24:50 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adlogica.QuickDownloader.Bundler (M)
16.1.17.4

File size:
738.1 KB (755,792 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Quick Downloader (using Inno Setup)

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

Digital Signature
Signed by:
Quick Downloader

Authority:
COMODO CA Limited

Valid from:
8/8/2013 1:00:00 AM

Valid to:
8/9/2014 12:59:59 AM

Subject:
CN=Quick Downloader, O=Quick Downloader, STREET=96 Jessie st, STREET=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:
00886E74060345A7D9DD833C2ADF305E49

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:F+yMJfsG4he3FDKM8e29iM/qcIvQ3p8Wr5BHVE10ZzwnQ9+UbobTC3ZlQ3QyUu2C:AyMJfs3nMu82Gu8wBHVessQDbobTC3Z4

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8490

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

Code size:
36 KB (36,864 bytes)

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

http://downloader2.downloadinfo.co/download.php?id=c78d4cea467af8c88eb24161a2fc3a35a48a7340&z=0&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJnYiIsIm8iOiJ3aW43IiwiYiI6ImNoMjkiLCJ1X2lkIjoiZGlfNTJiYWQ0MDJjMTU2OTQuMDMwNjQzODAiLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzg3OTc1NjgyLCJrdyI6InNreXBlIiwiY3UiOiJza3lwZSIsImNhIjpudWxsfQ==

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