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download_manager.exe

DownloadManager.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application download_manager.exe, “Setup ” by Optimum Installer 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 Adknowledge Fusion installer. The file has been seen being downloaded from secure.oi-installer1.com.
Publisher:
ADK Apps  (signed by Optimum Installer)

Product:
DownloadManager.exe

Description:
Setup

Version:
2.1.18

MD5:
5f3ab7a852ca463b7db11a3540c25a8c

SHA-1:
896239a53b76ef43d043d39cde8a84ba14f6c136

SHA-256:
d5843b7e10d6230a2188e515d5a1502d09bf39804696490fb47373d404de28a2

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/24/2024 12:56:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge (M)
16.8.7.22

File size:
675.3 KB (691,496 bytes)

Product version:
2.1.18

Original file name:
Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
Optimum Installer

Authority:
VeriSign, Inc.

Valid from:
10/10/2012 8:00:00 PM

Valid to:
11/7/2013 6:59:59 PM

Subject:
CN=Optimum Installer, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Optimum Installer, L=Kansas City, S=Missouri, C=US

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:
7C5F27B776ADBBB7943F700066A490BF

File PE Metadata
Compilation timestamp:
1/25/2013 1:01:26 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:VvuUuvasXtvuhrbWgCLQW69V/LkTwETiYXAO8qY61Bm6JpNBVUpsOm:VvuDasXVuhrb6Qt9hkTwETiY786mowsb

Entry address:
0x4E365

Entry point:
E8, EE, C9, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 6A, 00, FF, 75, 14, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 67, CA, 00, 00, 83, C4, 14, 5D, C3, FF, 35, 6C, A9, 49, 00, E8, 06, 39, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 33, 91, 00, 00, 6A, 01, 6A, 00, E8, 66, CD, 00, 00, 83, C4, 0C, E9, 47, CC, 00, 00, 8B, FF, 55, 8B, EC, 8B, 55, 08, 53, 56, 57, 33, FF, 3B, D7, 74, 07, 8B, 5D, 0C, 3B, DF, 77, 1E, E8, 9B, 03, 00, 00, 6A, 16, 5E, 89, 30, 57, 57, 57, 57, 57, E8, BF, AF, FF, FF, 83, C4, 14...
 
[+]

Entropy:
6.4230

Code size:
429 KB (439,296 bytes)

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

http://secure.oi-installer1.com/o/.../Download_Manager.exe

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