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DownloadManagerSetup.exe

Best Free Downloads

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application DownloadManagerSetup.exe by Best Free Downloads has been detected as adware by 7 anti-malware scanners. The program is a setup application that uses the installCore 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 www.premiumapplicationsdownloads.com.
Publisher:
Best Free Downloads  (signed and verified)

MD5:
c4274fbb487b6182d78ca7412c053bc2

SHA-1:
e450f98babfa293daae0a392c8915c7c7c616f68

SHA-256:
67cf8feaf8dbc6913ca4cc3299a1c3d8db07280a28b5f19b7109b05cfeb00258

Scanner detections:
7 / 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 8:47:43 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.Generic
2015.0.3494

Dr.Web
Trojan.MulDrop5.10078
9.0.1.0115

ESET NOD32
Win32/InstallCore.MX (variant)
8.9720

Malwarebytes
PUP.Optional.BestFree
v2014.04.25.03

Reason Heuristics
PUP.Installer.BestFreeDownloads.U
14.4.25.2

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
Trojan.Win32.Generic
28592

File size:
676.7 KB (692,984 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Best Free Downloads

Authority:
COMODO CA Limited

Valid from:
10/20/2013 8:00:00 PM

Valid to:
10/21/2014 7:59:59 PM

Subject:
CN=Best Free Downloads, O=Best Free Downloads, STREET=Lilienblum 28, L=Tel Aviv, S=Israel, PostalCode=6513307, C=IL

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

Serial number:
046CC4AA2B722C5117786BD75A823929

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:SdZpGDkWj2OUlCQQpJvQ4YL+c/+WUKKoVO2twLmpDpJSNrzO:SdZgDzjiCQ8QZr+lKhVPtw6

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...
 
[+]

Entropy:
7.8566

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

Code size:
37 KB (37,888 bytes)

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

http://www.premiumapplicationsdownloads.com/download-manager/gcp/.../?dl=1&chnl=21511_gcp_&dp=334534620

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