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9afdce79f95003630f66ebe5ef71f362.exe

Best Free Downloads

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application 9afdce79f95003630f66ebe5ef71f362.exe by Best Free Downloads has been detected as adware by 11 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.usefulcool-apps.com.
Publisher:
Best Free Downloads  (signed and verified)

MD5:
9afdce79f95003630f66ebe5ef71f362

SHA-1:
8e3bada0b1191c30aecd17fe22d27f07b808a1f1

SHA-256:
d9fb9e56ef3b83b7886a50b4910ee6ded8fce9bef90dc2f86306746c5d7075f6

Scanner detections:
11 / 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:
4/18/2024 10:44:02 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.142.76

AVG
InstallCore
2015.0.3508

Comodo Security
Application.Win32.InstallCore.BWAN
18028

Dr.Web
Trojan.MulDrop5.10078
9.0.1.0101

ESET NOD32
Win32/InstallCore.LM (variant)
8.9620

Fortinet FortiGate
Riskware/InstallCore
4/11/2014

Malwarebytes
PUP.Optional.InstallCore
v2014.04.11.07

McAfee
Artemis!8AFA62A0F51E
5600.7164

Reason Heuristics
PUP.BestFreeDownloads.a
14.4.11.7

Trend Micro House Call
TROJ_GEN.F47V0330
7.2.101

VIPRE Antivirus
Trojan.Win32.Generic
27916

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\9afdce79f95003630f66ebe5ef71f362.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:
7.8800

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

Code size:
37 KB (37,888 bytes)

The file 9afdce79f95003630f66ebe5ef71f362.exe has been seen being distributed by the following URL.

http://www.usefulcool-apps.com/flv-player/adbr1/.../?dl=1&lg=pt&chnl=adbr1_&dp=-_-ZTUzM18xNF82MzdfNjU0X0JSXzE3Ny42OC4xNy4yMThfNWU1XzQ4MDJfQURT-_-LqOPtmbfswtzzwUqPFa4naFGbGfa_F8avbas-VF_J-baAdqBt1Jjtup1hfeOa0b06PNMpPdu0uaAu090aqananaaj0GO0egAZG0uAAqmqgfXCPxdf3GVp8wj-1LXBfPPZHq6FWecqCLG95c08kuMXPiNGNmJygSitZwFoaKzsbfyyDNYGUCUTiICUXNmWf5ssKmUTx5BXhMKe4BePqmNeKCWSeQdwrhuEmIcWmi0yB5qHwJSH5glcamWoTAllLubQVTPJEg76mPQgS4weY-yWXkIqhaYcchRWUe7eM2TfDIcAwR0r0WuBgXEjHBlCDHB6EFSAqLuvubvPyN0mtXXN1hsjArW1ICk0qKpzInju9kuOcWZmnrDJynLiCnJzGAva3aLiWtwCLhdbY4Jnw-B_v3ffjfoqccL-5GN

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