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Adobe-Reader.exe

Ez-download

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 Adobe-Reader.exe by Ez-download has been detected as adware by 5 anti-malware scanners. The program is a setup application that uses the Adlogica Downloader installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The installer is marketed through download protals and search ads as Adobe's free Reader but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Ez-download  (signed and verified)

MD5:
a7875e95acc5128213a7c774a5e07db8

SHA-1:
91c4270dbc50e267d61ea27d725f6e898df90756

SHA-256:
0e23b9722dc0ce9e96582ceed64d565563ccf732d8dadd7b913d80149a976aa5

Scanner detections:
5 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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:
11/27/2024 7:26:46 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.2081
9.0.1.0101

ESET NOD32
Win32/OutBrowse
8.9665

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.59048

Reason Heuristics
PUP.Ezdownload.M
14.8.7.23

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.0

File size:
960.6 KB (983,656 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Downloader (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\adobe-reader.exe

Digital Signature
Signed by:
Ez-download

Authority:
COMODO CA Limited

Valid from:
8/13/2013 8:00:00 PM

Valid to:
8/14/2015 7:59:59 PM

Subject:
CN=Ez-download, O=Ez-download, 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:
00F70CD1FD9DEF6FE1E710D56A167734BD

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:Wkg1EyW14YtkSWM1YSw1PEg6Tk85EmZ3ejOu+SXlrUN2onkovNW7O:7g1E110lSw1P9J8XZ36OhCZozvg7O

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9253

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file Adobe-Reader.exe has been seen being distributed by the following URL.

http://dl.app2desktop.com/.../GetALGK?p=1955&d=2044&l=1966&n=1&productname=Adobe&d1=25&d2=1&d3=1&d4=6&d5=000009145&filename=Adobe-Reader

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