skype_setup.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 skype_setup.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 download-file.downloadinfo.co.
Publisher:
Quick Downloader  (signed and verified)

MD5:
c4f1e6464b541f68da8a54ac1d70f1fa

SHA-1:
827c9343fdf64e798d54810e23545bc371796ba9

SHA-256:
63cf29c43ca4d75d980c7df3c09e725dc4b6d5801410f6dfd5e3b673051484d3

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
6/22/2018 8:26:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adlogica.QuickDow.Bundler (M)
16.6.20.10

File size:
818.6 KB (838,296 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Authority:
COMODO CA Limited

Valid from:
8/7/2013 5:00:00 PM

Valid to:
8/8/2014 4:59:59 PM

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 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:QMFOCfjDmeiQVYmWWH6XD0Vjs1RJfVgBUlIbO8PX:QmtfXme5tWqMD0VaXf6bbOa

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, BF, A9, FF, FF, E8, 5E, 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:
7.8956

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

Code size:
37 KB (37,888 bytes)

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

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