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93b74f967b0beb6f649519874ee34377.exe

Best Free Downloads

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application 93b74f967b0beb6f649519874ee34377.exe by Best Free Downloads has been detected as adware by 8 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 lb4-media-dist-37329468.eu-west-1.elb.amazonaws.com.
Publisher:
Best Free Downloads  (signed and verified)

MD5:
93b74f967b0beb6f649519874ee34377

SHA-1:
ac108c9b65ae86e48d600292e4096e67a22bbc45

SHA-256:
a14f59ad7fe9929f12c41a2426eea135d537ebf50c6b56c5eaaaaef431eb73ab

Scanner detections:
8 / 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:
4/25/2024 12:57:23 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.142.76

AVG
InstallCore
2015.0.3509

Comodo Security
Application.Win32.InstallCore.BWAN
18076

Dr.Web
Trojan.MulDrop5.10078
9.0.1.0100

ESET NOD32
Win32/InstallCore.LM (variant)
8.9658

Malwarebytes
PUP.Optional.InstallCore
v2014.04.10.12

Reason Heuristics
PUP.BestFreeDownloads.a
14.4.9.23

VIPRE Antivirus
Trojan.Win32.Generic
28184

File size:
810.7 KB (830,136 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\93b74f967b0beb6f649519874ee34377.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):
24576:cnvnysTV/FW8OL7MahYULCahOnklkrkRmvA:cvy8VNW800ULtMnoM

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:
7.8779

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

Code size:
37 KB (37,888 bytes)

The file 93b74f967b0beb6f649519874ee34377.exe has been seen being distributed by the following URL.

http://lb4-media-dist-37329468.eu-west-1.elb.amazonaws.com/flv-player/mb/.../?dl=1&lg=pt&dp=X9pVCrD8TACi12MBAAAAACzhZwAAAAAAAgAAAAIAAAAAAP8AAAAGElQrPwAAAAAABx5qAAAAAACz6oAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADL2xcAAAAAAAIAAwAAgD8AQecs8UEBAAAAAAAAAGZkOGFiYWZhLTNkYWUtMTFlMy05M2I3LTEwNjA0YmFmYTM5YwAAAAAAAAA=,eJwzrYqMTHMKTM8zdgw0TXYNcglM0nPPi0oMt7R0C4gw8fQuN9AFANPLCww=

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