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avast-free-antivirus.exe

OCSClient

The application avast-free-antivirus.exe has been detected as a potentially unwanted program by 9 anti-malware scanners. The program is a setup application that uses the Chip Digital OCSClient installer, however the file is not signed with an authenticode signature from a trusted source. The installer is marketed through download protals and search ads as the free AVAST Antivirus but will also install additional software offers which include adware, PUPs and browser toolbars. The file has been seen being downloaded from www.tr.downloads-hub.com.
Product:
OCSClient

Version:
1.00

MD5:
b2c1c25da5d6ff0b058894c4948ec187

SHA-1:
98f5b615073ebef37981d2c110d6b0daa944f881

SHA-256:
45618877be414718ee18921edf697d46367d462a9c8d92802f7fc72487be58fd

Scanner detections:
9 / 68

Status:
Potentially unwanted

Explanation:
May bundle various unwanted software without adequate user consent.

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:
4/25/2024 7:28:02 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Malware.Heur.Lm0@baUXnKyi
5813571

avast!
Win32:Downloader-VVY [PUP]
160119-0

AVG
Could be an adware MultiBundle.dropper
2015.0.4489

Dr.Web
Adware.Downware.2124
9.0.1.05190

Emsisoft Anti-Malware
Gen:Malware.Heur.Lm0@baUXnKyi
10.0.0.5366

ESET NOD32
Win32/DownloadSponsor.A potentially unwanted application
7.0.302.0

McAfee
Trojan.GenericATG-FCAQ!B2C1C25DA5D6
18.0.204.0

Norman
Gen:Malware.Heur.Lm0@baUXnKyi
11.01.2016 17:30:26

VIPRE Antivirus
Threat.4791934
46444

File size:
598.8 KB (613,200 bytes)

Product version:
1.00

Original file name:
ocsclient.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Chip Digital OCSClient

Language:
English (United States)

File PE Metadata
Compilation timestamp:
11/27/2013 5:58:37 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:HKWlw1Dx+4ASQFfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2x:H7lw1Dxn5QFfXeYU43fiysgfBnnl2x

Entry address:
0x1620

Entry point:
68, 08, F6, 40, 00, E8, EE, FF, FF, FF, 00, 00, 00, 00, 00, 00, 30, 00, 00, 00, 40, 00, 00, 00, 00, 00, 00, 00, EF, 4E, 90, D9, AA, 0A, CD, 43, 91, 50, 46, 79, E4, 37, D4, 82, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 4F, 43, 53, 43, 6C, 69, 65, 6E, 74, 00, 6E, 64, 72, 65, 5C, 44, 00, 00, 00, 00, FF, CC, 31, 00, 03, 23, 5A, 55, 3A, 3C, E0, 07, 47, B3, 35, 82, 3C, 05, 78, AE, A7, 47, FF, BF, 0B, 62, DE, 67, 44, A8, 40, C9, 76, C0, F9, 23, 95, 3A, 4F, AD, 33, 99, 66, CF, 11, B7, 0C, 00...
 
[+]

Entropy:
6.0816

Developed / compiled with:
Microsoft Visual Basic v5.0

Code size:
96 KB (98,304 bytes)

The file avast-free-antivirus.exe has been seen being distributed by the following URL.

http://www.tr.downloads-hub.com/download/.../192?fromwebsite=1

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